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  5. Installation And User Manual

Cabletron Systems SmartStack STS16-20FRM Installation And User Manual

Manual is about: Token Ring Switches

Summary of SmartStack STS16-20FRM

  • Page 1

    Smartstack sts16-20rm/sts16-20frm token ring switches installation and user guide.

  • Page 3: Notice

    I notice notice cabletron systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult cabletron systems to determine whether any such changes have been made. The hardware, firmware, or soft...

  • Page 4: Fcc Notice

    Ii notice fcc notice this device complies with part 15 of the fcc rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Not...

  • Page 5: Declaration of Conformity

    Iii notice declaration of conformity addendum application of council directive(s): 89/336/eec 73/23/eec manufacturer’s name: cabletron systems, inc. Manufacturer’s address: 35 industrial way po box 5005 rochester, nh 03867 european representative name: mr. J. Solari european representative address: ...

  • Page 6: Table Of Contents

    Iv notice table of contents 1. Introduction 1 switching technology . . . . . . . . . . . . . . . . . . . . . . . 2 switch of switches. . . . . . . . . . . . . . . . . . . . . . . 2 switch of servers . . . . . . . . . . . . . . . . . . . . . . . 3 switch of hubs. . . . . . . . . . . . . . . . . . . ....

  • Page 7: 4. Installation

    V notice clearsession support . . . . . . . . . . . . . . . . . . . . . . 27 crosslink connections . . . . . . . . . . . . . . . . . . . . . . 28 spanning tree protocol support . . . . . . . . . . . . . . . . . 29 vlan support . . . . . . . . . . . . . . . . . . . . . . . . . . 29 dynamic source rou...

  • Page 8: 6. Switch Configuration

    Vi notice rack or cabinet mounting . . . . . . . . . . . . . . . . . . . 57 table-mounting . . . . . . . . . . . . . . . . . . . . . . . . 58 cabling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 connecting devices to the token ring ports . . . . . . . . . 59 connecting devices to ...

  • Page 9: Statistics Menu

    Vii notice setting up a crosslink . . . . . . . . . . . . . . . . . . . . 113 current crosslink information screen . . . . . . . . . . . . 114 address filtering . . . . . . . . . . . . . . . . . . . . . . . . . 115 filters and port security menu . . . . . . . . . . . . . . . . 116 configure filters ...

  • Page 10: 199

    Viii notice 802.5 statistics screen . . . . . . . . . . . . . . . . . . . 165 802.5 state information screen . . . . . . . . . . . . . . . 168 802.5 dtr mac information menu . . . . . . . . . . . . . 170 txi information screen . . . . . . . . . . . . . . . . . . . 171 station-cport information scree...

  • Page 11: 219

    Ix notice 11. Getting in touch with technical support 219 problem report form . . . . . . . . . . . . . . . . . . . . . . 220 appendix a. Abbreviations 223 appendix b. Cable and pin information 227 connecting to the out-of-band management port . . . . . . 227 out-of-band management port and cable pi...

  • Page 12: List Of Figures

    X notice list of figures figure 1. Smartstack sts16-20rm token ring switch . . . . . . . 1 figure 2. Smartstack sts16-20frm token ring switch . . . . . . 1 figure 3. Location of leds, switches, and connectors on sts16-20rm . . . . . . . . . . . . . . . . . . . . . . 5 figure 4. Location of leds, swi...

  • Page 13: List of Tables

    Xi notice list of tables table 1. Status leds and their meanings . . . . . . . . . . . . . . 8 table 2. Stack-link leds and their meanings . . . . . . . . . . . . 9 table 3. Port leds and their meanings . . . . . . . . . . . . . . . 9 table 4. Back panel switches and connectors. . . . . . . . . . . ...

  • Page 14

    Xii notice.

  • Page 15: 1. Introduction

    1 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 1. Introduction this chapter discusses switching technology and how the smartstack sts16- 20rm and/or the sts16-20frm token ring switch can be used to improve network performance. This chapter also includes a list ...

  • Page 16: Switching Technology

    2 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction switching technology demand for network bandwidth continues to grow, driven by the increasing number of systems used in network-intensive applications. Lan segmentation has been the prevalent method for addressing ...

  • Page 17: Switch Of Servers

    3 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 the sts16-20rm and the sts16-20frm can easily connect with other smartstack products to deliver a broad range of network carrying capacity. Bandwidth is easily scaled to meet all performance requirements. Switch of...

  • Page 18: Switch Of Routers

    4 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction switch of floors and buildings for network managers, multistory buildings and campuses can represent a unique networking challenge. How can a network manager provide an efficient lan interconnect for users that are...

  • Page 19: Front Panel Details

    5 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 front panel details the front panel details of the switches are illustrated in figure 3 and figure 4. This section lists all the connectors, controls, and leds of the front panel. Figure 3. Location of leds, switch...

  • Page 20: Token Ring Ports

    6 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction token ring ports • sts16-20rm twenty shielded rj-45 connectors for token ring connection. — support for the ibm cabling system via 150 ohm, shielded twisted-pair (150 ohm stp); or 100 or 120 ohm unshielded twisted-...

  • Page 21: Reset Button

    7 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 smartstack interface modules the switch contains two smartstack interface slots (see figure 3 or figure 4) that will accommodate optional, field-installable smartstack interface modules that provide additional conn...

  • Page 22: Status And Activity Leds

    8 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction status and activity leds the switch features three status leds at the left on the front panel that show the current status of the switch. There are also three activity leds at the left that indicate the activity of...

  • Page 23

    9 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 table 2 lists the stack-link leds and their meanings. Table 3 lists the port leds and their meanings. Led state meaning tx on or blinking data is being transmitted to the stack link. Rx on or blinking data is being...

  • Page 24: Back Panel Details

    10 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction back panel details the back panel of the switches are illustrated in figure 5. Figure 5. The back panel table 4 lists the back panel connectors on the switch. Name description ac connection standard ac power conne...

  • Page 25: Features

    11 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 features and specifications features and specifications for the sts16-20rm and the sts16-20frm are listed below. Features performance and advanced features • three switching modes: — low latency cut-through — stor...

  • Page 26

    12 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction • srb redundancy • support for clearsession high availability features management • extensive and sophisticated network management: — snmp management — out-of-band management via telnet and vt100 consoles — graphi...

  • Page 27: Specifications

    13 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 • a factory-assigned mac address (the switch can also be configured with a locally administered mac address) specifications the tables on the following pages list the product specifications for the sts16- 20rm and...

  • Page 28

    14 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction performance physical characteristics specification value maximum frame rate per port 57,000 pps in each direction (measured with a frame size of 19 bytes) maximum aggregate frame rate per 4 ports 200,000 pps in ea...

  • Page 29

    15 introduction smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 operating temperature: non-operating temperature: 10 to 40°c (50 to 104°f) -10 to 70°c (13 to 158°f) humidity: operating non-operating 8 to 80% (non-condensing) 90% @ 45°c (113°f) electromagnetic compatibility imm...

  • Page 30

    16 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 introduction ❏ network management - snmp management platform - console - telnet sessions - smartstack manager for windows 95 and nt - additional management applications available on unix platforms: —tivoli tme 10 netview for a...

  • Page 31: 2. Switch Overview

    17 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 2. Switch overview the sts16-20rm and the sts16-20frm are both ieee 802.5-compliant devices designed to boost throughput on token ring networks. They operate as a media access control (mac)-layer device that is...

  • Page 32

    18 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview multiple simultaneous conversations a limitation of token ring is that it supports only one packet at a time. The sts16- 20rm and the sts16-20frm improve data throughput by supporting multiple, simultaneous, fu...

  • Page 33: Low Latency

    19 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 conversations, the switch creates 160 mbps throughput in half-duplex mode, or 320 mbps throughput in full-duplex mode. A single segment can be dedicated to a single host or shared by several. To optimize throug...

  • Page 34: Multiple Bridging Modes

    20 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview multiple bridging modes the sts16-20rm and the sts16-20frm each supports four different switching modes to provide maximum flexibility in all installation environments. The switching modes are source route swit...

  • Page 35: Source Route Switching (Srs)

    21 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 the crf communicates via a logical, virtual port with the bridge relay function, which functions as a multiport (virtual) bridge between the logical rings. The switch can support up to 63 logical rings. There a...

  • Page 36: Srt/srb

    22 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview source route transparent (srt) the brf can combine transparent switching with source route bridging. Non- source-routed packets are switched across logical rings by transparent bridging. Source-routed frames ar...

  • Page 37: Filtering

    23 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 filtering filtering is important for a lan switch. Filters can be used to reduce broadcast traffic, block certain protocols and provide security functions. The switch provides filters for: • destination or sour...

  • Page 38: Three Switching Modes

    24 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview three switching modes this section describes the three switching modes available on the switch. Cut-through in this mode the switch starts forwarding the packet to the output port as soon as the destination add...

  • Page 39

    25 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 token ring port operation modes each token ring port may operate in one of the following modes: • half-duplex concentrator port the port behaves like an active mau port for classical token ring. Connects to a s...

  • Page 40: Ri/ro-Like Connection

    26 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview ri/ro-like connection two different types of ri/ro connections are used on the utp cables and fiber ri/ro connections on the switch. Utp ri/ro connection a utp ri/ro connection is only available on sts16-20rm, ...

  • Page 41: Clearsession Support

    27 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 transmission priority queues to address the needs of delay-sensitive data, such as multimedia, the token ring ports of the switch have two transmit queues, a high-priority queue and a low- priority queue. The q...

  • Page 42: Crosslink Connections

    28 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview crosslink connections two or more token-ring ports can be configured to comprise a crosslink. A crosslink is a collection of identical parallel links between two switches or between a switch and an end node, ag...

  • Page 43: Vlan Support

    29 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 spanning tree protocol support ibm initially supported only source route bridging (srb) in its bridges, so most networks were built to use it. The main consideration for srb implementations in switches is the s...

  • Page 44

    30 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview figure 8. A switch configured with two vlans.

  • Page 45

    31 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 dynamic source route recovery dynamic source route recovery (dsrr) is a proprietary protocol that enables a group of switches to handle a link or switch failure without session loss. A basic redundant setup mus...

  • Page 46

    32 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview figure 10. Example of dynamic source route recovery, normal state if one of the switches (figure 10) or its link to any of the token-rings fail, (one of) the remaining active switch(es) will after a short inter...

  • Page 47

    33 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 figure 11. Example of dynamic source route recovery, switch 1 failed note that since a separate link is required for forwarding traffic with a given route descriptor, one switch can only carry backup traffic fo...

  • Page 48: Management

    34 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview management this section describes the management options for the switch. Snmp the switch can be managed via a snmp manager. It supports ten management information bases (mibs). Six of the mibs are standard mibs...

  • Page 49: Ibm Lan Network Manager

    35 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 smartstack manager for windows the smartstack manager is an application that runs under windows. It provides an intuitive graphical user interface (gui) displaying a view of the switch front panel and supportin...

  • Page 50: Rmon Support

    36 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview rmon support rmon is an industry-standard method for providing network statistics monitoring using snmp. It also collects fault, performance, and configuration statistics. It can monitor continuously, even when...

  • Page 51: Built-In Port Counters

    37 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 built-in port counters the switch supports a wide range of port counters, which enables you to obtain a detailed overview of the port traffic. The counters give a comprehensive overview in the areas of: • mac l...

  • Page 52: Stackable Architecture

    38 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview stackable architecture all smartstack sts16-20x switches are stackable. The sts16-20rm and the sts16-20frm switch can be stacked using the smartstack sts-lm link module, the smartstack sts-5su stacker unit or t...

  • Page 53

    39 switch overview smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 optional redundant power supply the switch has an input for a backup power supply. It is compatible with the smartstack sts-rpc redundant power center, which can supply backup power for up to six switches, when...

  • Page 54

    40 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch overview.

  • Page 55: Safety Recommendations

    41 preparing for installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 3. Preparing for installation before installing the sts16-20rm or the sts16-20frm token ring switch, read this chapter carefully. Safety recommendations follow these guidelines to ensure general safe...

  • Page 56

    42 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 preparing for installation • before working on the system, unplug the power cord. To avoid the possibility of electrical shock, unplug the power cord from the outlet before detaching the power cord from the switch. • disconnec...

  • Page 57: Site Requirements

    43 preparing for installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 site requirements following are the site requirements for installation. Environment choose a clean, dust-free, preferably air-conditioned location. Avoid direct sunlight, heat sources, or areas with ...

  • Page 58

    44 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 preparing for installation 2b. The cord must be ul listed, csa labelled, and consist of three conductors with a maximum of 15 feet in length. Type svt or sjt cord sets shall be used for units which stand on a desk or table. Ty...

  • Page 59: Configuration Guidelines

    45 preparing for installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 configuration guidelines read the guidelines in the following sections before you start installing the switch. In brief, remember the following when planning to install the switch: • 18,192 byte maxi...

  • Page 60: Ieee 802.1D Spanning Tree

    46 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 preparing for installation you can also use the net 18k dialog box in the hp openview application. This dialog can display all the hardware modules. Note that the ssim-h2-02 fast ethernet - translational switch smartstack inte...

  • Page 61: Ring Numbers

    47 preparing for installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 ring numbers forwarding frames between crfs in srb mode is only possible if the crfs know their ring numbers. If you are running the switch in an environment without other bridges/switches, auto-conf...

  • Page 62: The Sts16-20Frm

    48 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 preparing for installation sample applications for the sts16-20rm and the sts16-20frm the sts16-20rm and the sts16-20frm switch allow you to make incremental changes in your network to address both immediate and long-range per...

  • Page 63

    49 preparing for installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 figure 13. A simple application of the switch some large, multisegment, hierarchical token ring networks experience congestion at the campus backbone level. Although this congestion can often be reli...

  • Page 64

    50 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 preparing for installation figure 14. Typical network without the smartstack switches in figure 15, the congested campus backbone and the sourcerouting bridges (srbs) attached to it have been replaced by an sts16-20rm or an st...

  • Page 65

    51 preparing for installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 the next step typically, the first point of congestion in this newly configured network would be the servers. Because the usual mode of operation for a token ring adapter is half- duplex, the servers...

  • Page 66

    52 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 preparing for installation important management considerations a star-wired topology (see figure 17) helps determine problems in a network because no single cable carries all of the traffic on the network. However, serial conn...

  • Page 67: 4. Installation

    53 installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 4. Installation this chapter contains step-by-step instructions for installing, connecting and verifying that the sts16-20rm and/or sts16-20frm token ring switch is operating properly. Installation summary the ins...

  • Page 68: Package Contents

    54 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 installation package contents immediately after receiving the equipment, examine all shipping containers and contents for damage. If any damage has occurred, notify the shipping carrier. Unpack the unit by removing the packing...

  • Page 69

    55 installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 materials needed for installation to install the switch, you need the following items: • if the unit will be installed in a rack, you need: — a rack inventory chart and a cabling chart from your network administra...

  • Page 70

    56 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 installation figure 18. Removing the ssim slot cover.

  • Page 71: Mounting The Chassis

    57 installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 mounting the chassis the switch can be mounted in a standard 19-inch rack or cabinet, or can be mounted on any flat surface such as a tabletop. The installation area should be near a power source and should have e...

  • Page 72: Table-Mounting

    58 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 installation 2. Position the switch, with the exposed mounting brackets, in the rack or cabinet and slide it up or down until the bracket holes line up with the rack holes. Attach the chassis brackets to the rack using the all...

  • Page 73: Cabling

    59 installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cabling ➽ note: for information on connectors, buttons, slots, and leds, please see “front panel details” on page 5 and “back panel details” on page 10 in chapter 1. This section provides instructions for connecti...

  • Page 74: Using Building Wiring

    60 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 installation 2. Using the switch cabling chart provided by your network administrator as a guide, connect the cables between the switch and other devices as illustrated in figure 21. Note that the figure illustrates an rj-45 c...

  • Page 75: Checking The Installation

    61 installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 2. Using the switch cabling chart provided by your administrator as a guide, connect the cables between the devices and the faceplates as illustrated in figure 22. 3. Label the faceplate, so that it will be easier...

  • Page 76: Applying Power

    62 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 installation applying power the switch chassis does not have an on/off switch. Power is on when the unit is plugged into a power source . There are no user serviceable parts inside a switch. Any internal upgrades or service sh...

  • Page 77

    63 installation smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 4. Verify that the power led is on. If not, make sure the outlet is working properly. If the outlet is working, but the power led and the fans are not on, see chapter 10, “troubleshooting”. 5. When the switch powe...

  • Page 78

    64 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 installation.

  • Page 79: Overview

    65 accessing switch management smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 5. Accessing switch management the switches can be configured in two ways: 1. Using the switch console. You can access the switch console interface — directly, by connecting a vt100 terminal emulato...

  • Page 80: Connecting The Console

    66 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 accessing switch management connecting the console the two following subsections explain how to connect to the switch console. You can connect directly or via a modem. For detailed information on cabling and pins, see chapter ...

  • Page 81

    67 accessing switch management smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 3. Use the values listed in the following table to set the configuration parameters on your console for interfacing to the switch. Specification value baud rate 2400, 4800, 9600, 19200, 38400, 57600...

  • Page 82: Communication Problems

    68 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 accessing switch management 4. At power on (cold boot), the switch performs a series of self-test diagnostics verifying that hardware components are functioning. An example of the self-test diagnostic screen is shown later in ...

  • Page 83: Diagnostic Screen

    69 accessing switch management smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 5. If you still can not get the connection to work, contact technical support as described in chapter 11, “getting in touch with technical support”. Diagnostic screen the diagnostic self-test displa...

  • Page 84

    70 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 accessing switch management - initializing ports: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 29 - initializing system address table - system entering stand-alone mode - system initialization complete - enabling port: 1...

  • Page 85: 6. Switch Configuration

    71 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 6. Switch configuration this chapter explains how to set up the sts16-20rm or the sts16-20frm token ring switch and how to modify the configuration using a vt100 console attached to the switch directly or ...

  • Page 86: General Guidelines

    72 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration general guidelines to work within the console menus and screens, follow these guidelines: • to select an item on a screen or a menu, highlight it by using the arrow keys and then press enter . If you need ...

  • Page 87: Navigating Within The Menus

    73 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 if no password is configured, just press enter and the main menu is presented. To establish a password, see the section "password menu" on page 129 later in this chapter. To open the password menu, select ...

  • Page 88: Main Menu

    74 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration main menu the main menu contains the following items, that give access to console screens and submenus: configuration... Displays the configuration menu, which enables you to view and set the switch config...

  • Page 89: Configuration Menu

    75 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 configuration menu open this menu by selecting configuration in the main menu. From the configuration menu you can view and set the switch configuration parameters. This chapter describes all submenus and ...

  • Page 90: Switch Configuration Screen

    76 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration switch configuration screen to open this screen from the main menu, select configuration → → → → switch configuration .... Use the switch configuration screen to view system information and to view or chan...

  • Page 91

    77 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 configured mac address the mac address that is currently in use, or, if a new mac address has been configured, the mac address that will be used after the next boot. If a locally administered address is as...

  • Page 92

    78 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration summarizing each switch reserve: switch base address + 31 addresses for token ring ports + 63 mac addresses for brfs = 95, which is rounded up to 96 or hexadecimal 0x60. The mac address of the default brf ...

  • Page 93: Stack Configuration Screen

    79 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 system contact any text string of max. 64 characters you have assigned for the switch. Time of day an internal clock is used to calculate total time of operation and time of day. To adjust the time, select...

  • Page 94: Module Information Screen

    80 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration remote box number(s) number of switches (in addition to this one) in the stack. Information in this field cannot be changed. Stack time-out if a switch goes off line, the length of time (in seconds) during...

  • Page 95

    81 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 module module number. The switch is listed as module 1. Expansion cards are listed as module 2 and module 3. The stack port is listed as module 4. Status whether the module is up, down, failed, or the slot...

  • Page 96: Vlan Configuration

    82 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration vlan configuration the virtual lan feature can be used to partition a switch or a stack of switches into several virtual lans, each containing its own set of ports (the terms virtual lan and domain are int...

  • Page 97: Vlan Configuration Menu

    83 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 • ip. You may give each domain an ip address, subnet mask, and gateway address definition. • address filters. Domains have no effect on address filters. For example, suppose you create two domains: one con...

  • Page 98: Vlan Configuration Screen

    84 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration vlan configuration screen to open this screen from the main menu, select configuration → → → → vlan configuration → → → → vlan configuration . Use thisscreen to define brfs and crfs for the switch. Brf/crf...

  • Page 99

    85 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 more scrolls or refreshes the display. View... Zooms in a vlan. Add... Prompts for a new id and brings up the vlan parameter configuration screen. Change... Prompts for a numeric id of a brf or crf to chan...

  • Page 100

    86 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration vlan parameter configuration for crf screen to open this screen, do the following: 1. From the main menu, select configuration → → → → vlan configuration → → → → vlan configuration . 2. Select view..., add...

  • Page 101

    87 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 operational state are functional. Crfs in suspended state do not pass packets. The default is operational. Ring number logical ring number assigned to this crf. Possible hexadecimal values are auto and 0x0...

  • Page 102

    88 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration vlan parameter configuration for brf screen to open this screen, do the following: 1. From the main menu, select configuration → → → → vlan configuration → → → → vlan configuration . 2. Select view..., add...

  • Page 103

    89 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 mtu maximum transfer unit of the brf (maximum size of the information field in transmitted packets). Possible values are 1,500, 4,472 (default), 8,144, and 17,800. The actual value used also depends on the...

  • Page 104

    90 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration vlan port configuration screen to open this screen from the main menu, select configuration → → → → vlan configuration → → → → vlan port configuration . This screen is used to view and edit current port as...

  • Page 105: Ip Configuration Screen

    91 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 ip configuration screen to open this screen from the main menu, select configuration → → → → ip configuration. Then select the brf to display the screen. This screen is used to view or change ip informatio...

  • Page 106

    92 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration default for the class of the ip address. If a subnet mask is specified, it will be used as a net mask. Default: 0.0.0.0 ip state display the following choices by highlighting ip state and pressing enter : ...

  • Page 107

    93 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 bootp requests and parameters when using bootp to determine its ip address, the switch repeats bootp requests at regular intervals, beginning at one second each and eventually decreasing to every five minu...

  • Page 108: Snmp Configuration Menu

    94 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration snmp configuration menu the next menu item in the configuration menu is snmp configuration... This item opens a menu that is explained in chapter 8, “monitoring the network with snmp”. The next section des...

  • Page 109

    95 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 if more ports have the same priority value assigned, the lowest port number will be selected. ➽ note! All bridge relay functions in the switch use the same bridge identifier. As a consequence, you must not...

  • Page 110

    96 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration spanning tree for brf screen to open this screen from the main menu, do the following: 1. Select configuration → → → → spanning tree . A list containing available brf vlans appears. 2. Choose a brf from th...

  • Page 111

    97 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 ➽ note! When using multiport source route bridging, the internal link to the crf with the lowest ring number will be forwarding. The other links will be blocking. This is because all the other parameters h...

  • Page 112

    98 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration bridge maximum message age (in seconds) enter the maximum message age advertised when this brf is root. The minimum value may not be less than the higher of6 or (2 x (switch hello time + 1)). The maximum m...

  • Page 113: Spanning Tree For Crf Screen

    99 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 spanning tree for crf screen to open this screen from the main menu, do the following: 1. Select configuration → → → → spanning tree . A list containing available brf vlans appears. 2. Choose a brf to open...

  • Page 114

    100 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration stp priority priority associated with the crf. The crf with the lowest priority value has the highest priority and will forward the spanning tree frames. The default is 128. The possible range is 0 throug...

  • Page 115

    101 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 the maximum cannot be more than the lower of 40 or ((switch forward delay x 2) – 1). The range limits that appear when you select this parameter are calculated using the values currently selected for swit...

  • Page 116

    102 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration port spanning tree parameters screen to open this screen do the following: 1. Starting from the main menu, select configuration → → → → spanning tree . A list containing available brf vlans appears. 2. Ch...

  • Page 117

    103 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 determine which port to select as a forwarding port. Therefore, lower numbers should be assigned to ports attached to faster media (such as fdx or crosslink), and higher numbers should be assigned to port...

  • Page 118: Port Configuration Screen

    104 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration port configuration screen to open this screen do the following: 1. Starting from the main menu, select configuration → → → → port configuration . 2. You will be prompted for a port number. When you have e...

  • Page 119

    105 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 enabled shows the administrative state of this port. Possible values are yes (enabled) or no (disabled). The default value is yes. Status this field is for informational purposes only, and shows if the po...

  • Page 120

    106 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration force ac bits on sr frames this field specifies if ac bits will be set unconditionally when a port forwards certain llc frames. Possible values are yes and no (default). Brf mtu (actual) display only. The...

  • Page 121

    107 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 media speed the token ring media speed. Possibilities are 4 or 16 mbps or auto. When a switch port configured with auto discovers a connection to shared media, it will open and insert into the ring. If th...

  • Page 122

    108 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration ➽ note: if you change any configuration parameters of a connected port, the port will close and reopen and you will lose all address information and statistics for that port..

  • Page 123: Crosslink

    109 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switched port analyzer menu the switched port analyzer screen is accessed from the configuration menu. This screen and its submenus are presented in chapter 9, “monitoring port traffic”. Crosslink a cross...

  • Page 124

    110 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration the port with the lowest number configured in the crosslink is called the base port. The active port with the lowest number is selected as the primary port. The crosslink software learns addresses differe...

  • Page 125: Crosslink Menu

    111 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 crosslink menu to open this menu from the main menu, select configuration → → → → crosslink. Use the crosslink menu to access the crosslink configuration and information screens..

  • Page 126

    112 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration crosslink configuration screen to open this screen from the main menu, select configuration → → → → crosslink → → → → crosslink configuration . Use the this screen to add, delete, and change crosslinks. A...

  • Page 127: Setting Up A Crosslink

    113 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 clear table deletes all crosslinks. Setting up a crosslink to add a crosslink between two sts16-20rm series switches, determine which ports to use for the crosslink. Use at least two ports. Observe the fo...

  • Page 128

    114 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration current crosslink information screen to open this screen from the main menu, select configuration → → → → crosslink → → → → current crosslink information .... Use this screen to display the status of the ...

  • Page 129: Address Filtering

    115 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 address filtering the address filtering feature enables you to restrict certain users from communicating with other users. To do this, you can specify source and destination mac-layer token ring addresses...

  • Page 130

    116 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration ➽ note: to restrict access from one segment to an entire segment—not just an address—see the “vlan configuration” section in this chapter. The following address filtering menus are used to set up address ...

  • Page 131: Configure Filters Screen

    117 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 protocol filters... Displays the protocol filters menu. Configure filters screen to open this screen from the main menu, select configuration → → → → filters & port security. Then select configure filters...

  • Page 132

    118 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration — any packet with the specified destination address is prevented from entering the switch through the specified port(s). • allow any packet with source address—allow src — if a packet is received with a s...

  • Page 133

    119 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 configure port security mode screen this function disables address learning of source and/or destination addresses at specified ports on a switch. Port security totally blocks (secures) these ports. Port ...

  • Page 134: View Port Filters Screen

    120 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration view port filters screen to open this screen, do the following: 1. From the main menu, select configuration → → → → filters & port security . 2. Select view port filters... 3. You will be prompted for a p...

  • Page 135: Protocol Filters Menu

    121 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 • traffic to this address will be forced to ports (as specified) return return to the main menu. More displays additional entries in the filter table if the table contains multiple pages. Port (number) se...

  • Page 136

    122 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration protocol class assignment screen to open this screen, do the following: 1. From the main menu, select configuration → → → → filters & port security . Then select protocol filters... 2. On the protocols fi...

  • Page 137

    123 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 port filtering attributes screen to open this screen, do the following: 1. From the main menu, select configuration → → → → filters & port security . Then select protocol filters... 2. On the protocols fi...

  • Page 138

    124 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration • no — disallow transparent bridging for frames in this protocol class. If no is selected, only source-routed frames can be bridged between crfs for this protocol class. Ethertype information column showi...

  • Page 139: Address Aging

    125 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 address aging you can set the per-port aging value using the address aging menu. The following describes the types of address aging. There are two types of aging: • port aging — any address in a port's ad...

  • Page 140: Address Aging Menu

    126 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration address aging menu to open this menu from the main menu, select configuration → → → → address aging. The screens opened from this menu are described in the following sections. Port address table aging scr...

  • Page 141

    127 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 port the port to which you want to assign an aging time. Aging time (min.) a valid port aging time associated with the port. Addresses will be discarded after reaching the set time limit. The default sett...

  • Page 142

    128 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration master address table aging screen master address table aging is the aging value of a set time, in minutes, and a set percentage level after which unused addresses are removed from its table. ➽ note: if a ...

  • Page 143: Password Menu

    129 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 password menu to open this menu from the main menu, select configuration → → → → password . There are two types of user rights, read/write and read-only. Read/write users have full access. Read-only users...

  • Page 144

    130 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration the password is saved across warm boots and power cycles. ➽ note: if you have forgotten the password, you can delete it by depressing the unlabeled system request button on the front panel of the switch f...

  • Page 145: Console/telnet Sessions

    131 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 console/telnet sessions the following section describes how to establish a console or telnet session. Console configuration menu this menu lists items for configuring console and telnet sessions. The seri...

  • Page 146

    132 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration serial link configuration screen use the serial link configuration screen to configure a switch when using a modem to create a console session. To open this screen from the main menu, select configuration...

  • Page 147

    133 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 this parameter is 9600. Make sure that your terminal emulator baud rate matches the console baud rate you set. Creating a console session using a modem use the serial link configuration menu to configure ...

  • Page 148: Telnet Configuration Screen

    134 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration telnet configuration screen to open this screen from the main menu, select configuration → → → → console configuration. Then select telnet configuration... Return to previous menu returns to the console c...

  • Page 149: Telnet Sessions Screen

    135 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 telnet sessions... This item opens the telnet sessions screen that displays the status of remote and local telnet sessions. ➽ note: you cannot select number of telnet sessions allowed, disallow new telnet...

  • Page 150: Starting The Telnet Session

    136 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration local lists the ip address and the port number of the local telnet session. Status the status of the telnet session. Possible values are open (the connection is active), closing (the connection is going d...

  • Page 151

    137 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 — subnet mask — ip state • the telnet session also times out if there has been no activity for 5 minutes. ➽ note: if you are in a telnet session and change the ip parameters either in the ip information s...

  • Page 152: Syslog Daemon Screen

    138 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration syslog daemon screen to open this menu from the main menu, select configuration → → → → syslog . The syslog facility is used to send messages to a central place in your network where messages can be logge...

  • Page 153

    139 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 change entry modifies an existing entry. Zoom displays more information..

  • Page 154: Dsrr Configuration

    140 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration dsrr configuration dynamic source route recovery enables a set of switches performing source route bridging between the same legacy token-ring and emulated token-ring (or the same pair of legacy token-rin...

  • Page 155

    141 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 • the traced port and the backup for the traced port must connect to the same legacy or emulated token-ring. • the ports belonging to a dsrr group must be connected to the same rings as the corresponding ...

  • Page 156

    142 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration dsrr group configuration screen ➽ note! Before entering the dsrr group configuration menu, the vlan configuration must be defined. Open the menu from the main menu by selecting configuration → → → → dsrr ...

  • Page 157: Dsrr Configuration Screen

    143 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 state shows the actual state of the displayed dsrr group. View and change select view or change to view or edit a group. You will be prompted for the index (ix) of the group. The dsrr configuration screen...

  • Page 158

    144 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration inactive disabled stop transient state during enable/disable idle both primary and traced port down groupportdown primary port down tracedportdown traced port down active operational stoponerror error con...

  • Page 159

    145 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 atm address this is the atm address that identifies the lan emulation client implementing the virtual atm traced port (when applicable). You cannot change the value of this parameter. Return saves the cha...

  • Page 160: Download/upload Menu

    146 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration download/upload menu as enhancements are made to the switch, you may need to update the software that is contained in the switch. Or you may wish to save the configuration, that is, upload the configurati...

  • Page 161: Serial Link Download Screen

    147 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 maintained. If, however, you decide to go back to a previous version, for example from 4.0.0 to 3.11.0, the configuration will be deleted. It is recommended that you save the configuration before upgradin...

  • Page 162: Tftp

    148 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration use the following steps to update the switch software: 1. Use a terminal emulation program, which supports the x-modem protocol. 2. Insert the upgrade disk in your terminal emulator drive. 3. If you have ...

  • Page 163: Tftp Download/upload Screen

    149 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 tftp download/upload screen open this screen from the main menu by selecting download/upload → → → → tftp download/upload... The following is an example of the tftp download/upload screen. Note that this ...

  • Page 164

    150 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration main image download filename: sts_230.Bt*boot execute download/upload this command is displayed on the sub-screens that are opened from the tftp download/upload screen. The command execute download/upload...

  • Page 165: Reset Screen

    151 switch configuration smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 reset screen to open this screen, select reset... In the main menu. This screen displays the reset options available with the switch. Number of resets since diagnostics number of times the switch has been...

  • Page 166

    152 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch configuration reset port address table selecting this command clears all address table entries for a specified port (user is queried for which port to reset), sets port traffic counters to zero, and sets time since las...

  • Page 167: Console Statistics Menu

    153 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 7. Monitoring the network from the console statistics menu this chapter explains how to monitor the sts16-20rm or the sts16-20frm token ring switch through a directly co...

  • Page 168: Statistics Menu

    154 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu statistics menu to open the statistics menu, select statistics... In the main menu. For information on how to use the console interface, see “general guidelines” on page...

  • Page 169: Switch Statistics Screen

    155 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switch statistics screen to open this screen from the main menu, select statistics → → → → switch statistics . The switch statistics screen shows statistics and informat...

  • Page 170

    156 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu error frames received number of frames received (by the cpu) that were corrupted or have crc errors. Frames lost number of frames dropped (by the cpu) due to exceeding t...

  • Page 171

    157 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 power supply information screen to open this screen from the main menu, select statistics → → → → power supply information . This screen displays information about any i...

  • Page 172: Port Status Screen

    158 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu port status screen to open this screen from the main menu, select statistics → → → → port status. The port status screen provides a summary of the status of all token ri...

  • Page 173

    159 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 oper mode the port operation mode. Possible values are: • hdx port —half-duplex mode in which only a dedicated connection to a station is supported. The tx/rx pinouts ar...

  • Page 174: Port Statistics Menu

    160 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu port statistics menu to open this screen from the main menu, select statistics → → → → port statistics . The port statistics menu provides access to statistical informat...

  • Page 175: General Statistics Screen

    161 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 general statistics screen to open this screen, do the following: 1. Starting from the main menu, select statistics → → → → port statistics. 2. Enter a port number. 3. Se...

  • Page 176

    162 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu mac frames forwarded number of mac layer frames forwarded by the port. Note that mac frames are not forwarded to other ports, only to the cpu. Frames processed number of...

  • Page 177

    163 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 address chain overflows number of address table chain overflows. An overflow will result in an address being deleted from the address table, which means a decrease in pe...

  • Page 178

    164 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu ring number mismatch indicates the number of times that an incoming frame did not correctly include the port’s ring number. That is, the ring number of the port must be ...

  • Page 179: 802.5 Statistics Screen

    165 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 802.5 statistics screen to open this screen, do the following: 1. Starting from the main menu, select statistics → → → → port statistics. 2. Enter a port number. 3. Sele...

  • Page 180

    166 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu the destination address and copied the frame, and then receives another smp frame in which both the address recognized bit and the frame copied bit are set to 0 without ...

  • Page 181

    167 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 transmit beacons the number of times this port has transmitted a beacon frame. Recoveries the number of claim token mac frames received or transmitted after the port has...

  • Page 182

    168 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu 802.5 state information screen to open this screen, do the following: 1. Starting from the main menu, select statistics → → → → port statistics. 2. Enter a port number. ...

  • Page 183

    169 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 attempt to enter the ring. Possible values are: no open, lobe failed, signal loss, insertion timeout , ring failed, beaconing, duplicate mac address, request failed , re...

  • Page 184

    170 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu 802.5 dtr mac information menu to open this screen, do the following: 1. Starting from the main menu, select statistics → → → → port statistics. 2. Enter a port number. ...

  • Page 185: Txi Information Screen

    171 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 txi information screen to open this screen, do the following: 1. Starting from the main menu, select statistics → → → → port statistics. 2. Enter a port number. 3. Selec...

  • Page 186

    172 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu physical drop number physical location of the sending ring station. This field displays the value set by the assign physical drop number subvector x'04' of the change pa...

  • Page 187

    173 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 station-cport information screen to open this screen, do the following: 1. Starting from the main menu, select statistics → → → → port statistics. 2. Enter a port number...

  • Page 188

    174 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu it indicates the value of the spv(pd) variable and the value of the phantom subvector x'0c' used in the registration request mac frame. This field will always display ph...

  • Page 189: Address Tables Menu

    175 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 address tables menu to open this menu from the main menu, select statistics → → → → address tables. Use this menu to select which address table statistics you want to vi...

  • Page 190: Master Address Table Screen

    176 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu master address table screen to open this menu from the main menu, select statistics → → → → address tables → → → → master address table. This screen contains mac address...

  • Page 191

    177 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 • — the mac address used by the ip protocol stack for the specified vlan. — present on all ports of that vlan. • known - port — a known address on port nn. The port numb...

  • Page 192

    178 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu • stp multicast-ibm — the functional address used as a destination address in ibm spanning tree protocol frames. — present on all ports. • broadcast — one of the token-r...

  • Page 193

    179 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 master route descriptor table screen to open this menu from the main menu, select statistics → → → → address tables → → → → master route descriptor table. This table lis...

  • Page 194: Vlan Address Table Screen

    180 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu — port—the route descriptor is known at a box or port. If the route descriptor has occurred as next hop in the rif of incoming frames at other ports, it will be present ...

  • Page 195

    181 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 vlan route descriptor table screen to open this menu, do the following: 1. From the main menu, select statistics → → → → address tables. 2. Select vlan route descriptor ...

  • Page 196: Locate Mac Address Screen

    182 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu locate mac address screen to open this menu, do the following: 1. From the main menu, select statistics → → → → address tables. 2. Select locate mac address. Enter a mac...

  • Page 197

    183 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 current spanning tree information screen to open this screen from the main menu, select statistics → → → → current spanning tree information. Use the current spanning tr...

  • Page 198

    184 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu max message age time at which the configuration message used by the spanning tree algorithm should be discarded. This time is advertised by the root and used by all devi...

  • Page 199

    185 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 communicate with the root of the spanning tree. A brf will use the base mac address + 0x20 for the id. The first defined crf will use the base mac address + 0x21 for the...

  • Page 200

    186 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu current spanning tree information for a crf screen to open this screen, do the following: 1. From the main menu, select statistics → → → → current spanning tree informat...

  • Page 201

    187 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 max message age time at which the configuration message used by the spanning tree algorithm should be discarded. This time is advertised by the root and used by all devi...

  • Page 202

    188 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu dsg pid (designated port identifier) port on the designated bridge through which this switch will communicate with the root of the spanning tree. This information is use...

  • Page 203: Vlan Statistics

    189 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 vlan statistics if you select vlan statistics, you will be prompted for a vlan type. On selection of the vlan type, a screen will be displayed listing available vlans an...

  • Page 204

    190 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu ports list of ports that belong to this crf. Vlan statistics screen for brf to open the vlan statistics screen for brf, do the following: 1. From the main menu, select s...

  • Page 205: Dsrr Status Screens

    191 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 dsrr status screens you access the dsrr related status screens by selecting by selecting statistics → → → → dsrr status . This section contains information on the specif...

  • Page 206: Dsrr Neighbor Table Screen

    192 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu dsrr neighbor table screen open this screen from the main menu by selecting statistics → → → → dsrr status . Then select view neighbor. You will be prompted for the inde...

  • Page 207

    193 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 dsrr acting as backup table screen open this menu from the main menu by selecting statistics → → → → dsrr status . Then select view backup. You will be prompted for the ...

  • Page 208

    194 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu diagnostic test results screen to open this screen from the main menu, select statistics → → → → diagnostic test results. ( if a prompt appears, enter the box number you...

  • Page 209

    195 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 message log information screen to open this screen from the main menu, select statistics → → → → message log information. The data on this screen is useful to technical ...

  • Page 210

    196 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu back shows the previous screen (if any). Start/end move to the first or last page. Clear clear all messages..

  • Page 211: Display Summary Screen

    197 monitoring the network from the console statistics menu smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 display summary screen to open this screen from the main menu, select statistics → → → → display summary. This screen gives access to the most important switch configura...

  • Page 212

    198 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network from the console statistics menu.

  • Page 213: Snmp Setup

    199 monitoring the network with snmp smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 8. Monitoring the network with snmp this chapter explains how to monitor the sts16-20rm and the sts16-20frm token ring switch from a network management system using an application that support...

  • Page 214: Snmp Configuration

    200 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network with snmp snmp configuration use the snmp configuration screen and all of its submenus to configure specific attributes related to snmp. Snmp configuration screen to open this screen from the main menu,...

  • Page 215: Community Strings Screen

    201 monitoring the network with snmp smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 snmp over mac... Enables or disables snmp transport over the mac protocol. The snmp over mac protocol is used in the clearsight management application. Note that the switch will not send snmp ...

  • Page 216

    202 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network with snmp entries are displayed in the order in which they are encountered. There is a limit of 5 community strings. Community string table entries are saved when you select return. Entries are preserve...

  • Page 217: Trap Receivers Screen

    203 monitoring the network with snmp smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 trap receivers screen to open this screen from the main menu, select configuration → → → → snmp configuration → → → → trap receivers. Trap receiver tables tell the switch where to send traps. ...

  • Page 218

    204 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network with snmp add entry adds a new entry to the trap receiver table. Delete entry deletes an entry from the trap receiver table. Change entry modifies an entry in the trap receiver table. Clear table delete...

  • Page 219

    205 monitoring the network with snmp smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 an snmp message has been received from an snmp manager with a wrong community name. Enterprise specific traps - from sts16.Mib sts16stackcfgchange this trap is generated when there is a change...

  • Page 220

    206 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network with snmp sts16duplicatebridge this trap is generated when a duplicated bridge number is detected on a port in a crf. Sts16ringnumbermismatch this trap is generated when a mismatch in ring numbers is de...

  • Page 221

    207 monitoring the network with snmp smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 this trap is sent when one of the links in an crosslink fail. The variable sts16clports contains the ports which are operational in the crosslink. ❏.

  • Page 222

    208 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring the network with snmp.

  • Page 223

    209 monitoring port traffic smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 9. Monitoring port traffic the sts16-20rm and the sts16-20frm token ring switches allow you to configure a switched port analyzer function for monitoring traffic on a port. An external probe can use an...

  • Page 224

    210 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring port traffic will receive all the traffic (including mac frames). If the monitored port is in fdx mode, only half the traffic will be received on the analyzer port. ➽ note! A special probe is needed for using the p...

  • Page 225

    211 monitoring port traffic smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switched port analyzer screen to open this screen from the main menu, select configuration Æ switched port analyzer. The following information is displayed on this screen: analyzer port number the port...

  • Page 226

    212 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 monitoring port traffic.

  • Page 227: 10. Troubleshooting

    213 troubleshooting smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 10. Troubleshooting this chapter contains procedures that help you troubleshoot problems with an sts16-20rm or a sts16-20frm token ring switch and its connections to other devices. Obtaining service there are ...

  • Page 228

    214 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 troubleshooting 4. Observe the leds on the switch front panel. Figure 3 on page 5 illustrates the leds. For explanations of the leds, see the section “status and activity leds” on page 8. Review this section before proceeding...

  • Page 229

    215 troubleshooting smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 procedure b use this procedure if the err led is on: 1. Verify that the boot code is at least release 2.3. If not, download the boot code using either tftp or serial download as described in chapter 6, “switch...

  • Page 230

    216 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 troubleshooting procedure d use this procedure if one device connected to the switch is having a communication problem. The err led and the diag leds are off, and other attached devices can communicate through the switch: 1. ...

  • Page 231

    217 troubleshooting smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 — if the problem persists, try another identically configured port on the switch. If the new port works there is a problem with the failed port. Obtain service. Contact your place of purchase. 5. If the switch...

  • Page 232

    218 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 troubleshooting.

  • Page 233

    219 getting in touch with technical support smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 11. Getting in touch with technical support for additional support related to this device or document, contact cabletron systems using one of the following methods: before calling cable...

  • Page 234: Problem Report Form

    220 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 getting in touch with technical support problem report form fill in both sides of this problem report form, print out the relevant system configuration files and fax or mail to cabletron technical support. You can also fill i...

  • Page 235

    221 getting in touch with technical support smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 ❏ problem description network installation sketch.

  • Page 236

    222 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 getting in touch with technical support.

  • Page 237: Appendix A.  Abbreviations

    223 abbreviations smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 appendix a. Abbreviations amp active monitor present are all-routes explorer arp address resolution protocol atm asynchronous transfer mode blk blocked bpdu bridge protocol data unit brf bridge relay function ca...

  • Page 238

    224 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 abbreviations ieee institute of electrical and electronics engineers laa local administrated address lan local area network lam lobe attachment module led light emitting diode llc logical link control lrn learning lsn listeni...

  • Page 239

    225 abbreviations smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 snap subnetwork access protocol snmp simple network management protocol span switched port analyzer srb source route bridging srs source route switching srt source route transparent bridging ssim smartstack inte...

  • Page 240

    226 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 abbreviations.

  • Page 241

    227 cable and pin information smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 appendix b. Cable and pin information this appendix provides information on cables that can be used with the sts16- 20rm and the sts16-20frm token ring switches. It also provides minimum pin- out inf...

  • Page 242

    228 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cable and pin information out-of-band management port and cable pin-outs the switch’s out-of-band management (obm) port (labeled management on the front panel) is an tia/eia-232 port wired as a dte. For this reason, you canno...

  • Page 243

    229 cable and pin information smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 tia/eia 232 null-modem connections use a null-modem (crossover) cable shown in figure 28 to connect the management port to a terminal (dte) with a 25-pin connector. Alternatively, you can use a modem...

  • Page 244: Twisted-Pair Cable Pin Outs

    230 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cable and pin information twisted-pair cable pin outs when connecting devices to the token-ring ports on the switch, you must use a straight-through cable. Diagrams of these cables follow. Straight-through 100-ohm/120-ohm cab...

  • Page 245: Cabling Recommendations

    231 cable and pin information smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cabling recommendations the tables in this section contain the maximum supported lobe lengths. The maximum lengths reflect the longest lengths supported by the transmission characteristics of ieee 80...

  • Page 246

    232 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cable and pin information • for lobe cabling from the telecommunications closet to the wall outlet, it is recommended that 150-ohm stp or four-pair category 5 cable that meets the international cable standard (iso/iec 11801) ...

  • Page 247

    233 cable and pin information smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cable length and lobe wiring rules for dedicated-media lan segments the cabletron token ring network dedicated-media (full-duplex) connections support only one attached entity (workstation or switch)...

  • Page 248

    234 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cable and pin information sts16-20frm token ring switch the tables in this section specify the maximum supported lobe lengths for the fiber cables. For alternate optical fibers, see the second note in the next section. Ring s...

  • Page 249: Shared-Media Lan Segments

    235 cable and pin information smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cable length and lobe wiring rules for shared-media lan segments the types of cables that can be used in shared-media segments (half-duplex) are the same as those described for dedicated-media segmen...

  • Page 250

    236 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 cable and pin information.

  • Page 251: Numerics

    Index-1 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 index numerics 802.5 dtr mac information menu 170 802.5 state information screen 168 802.5 statistics screen 165 a abbreviations 223 ac current rating 14 acronyms 223 activity leds 8 address aging general information 125 ...

  • Page 252

    Index-2 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 index main menu 74 navigating within menu and screens 73 using to monitor the network 153 console configuration menu 131 console connection configuration 67 console session creating using a modem 133 establishing 131 stop...

  • Page 253

    Index-3 index smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 full-duplex concentrator port mode 25 full-duplex station emulation port mode 25 fwd 223 g general statistics screen 161 general traps 204 greeting screen of console manager 70 h half-duplex concentrator port mode 2...

  • Page 254

    Index-4 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 index navigating 73 password 129 port statistics 160 protocol filters 121 statistics 154 vlan configuration 83 message log information screen 195 mib 224 mibs supported 15 mmf 224 model of module on module information scr...

  • Page 255

    Index-5 index smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 token-ring 6, 13 ports status within spanning tree 187 power 14 applying 62 power supply information screen 157 requirements for installation 43 preparing for installation 41 priority of port on the port spanning tr...

  • Page 256

    Index-6 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 index txi information 171 view port filters 120 vlan address table 180 vlan configuration 84 vlan parameter configuration for brf 88 vlan parameter configuration for crf 86 vlan route descriptor table 181 vlan statistics ...

  • Page 257

    Index-7 index smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 switches number of in stack 80 switching modes general principles 24 switching technology overview 2 system request button on front panel 7 t table mounting of switches 58 tcp/ip 225 technical support 219 telnet con...

  • Page 258

    Index-8 smartstack sts16-20rm/sts16-20frm token ring switches, p/n: 9032957-01 index.

  • Page 260

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