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Cabletron Systems BRIM-T6 User Manual

Manual is about: Cabletron Systems SNMP-manageable daughterboard User's Guide

Summary of BRIM-T6

  • Page 1

    Brim-t6 user’s guide.

  • Page 3: Notice

    I 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 software de...

  • Page 4: Fcc Notice

    Notice ii 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: Program License Agreement

    Notice iii program license agreement important: before utilizing this product, carefully read this license agreement. This document is an agreement between you, the end user, and cabletron systems, inc. (“cabletron”) that sets forth your rights and obligations with respect to the cabletron software ...

  • Page 6: Liability

    Notice iv exclusion of warranty & disclaimer of liability 1. Exclusion of warranty. Except as may be specifically provided by cabletron in writing, cabletron makes no warranty, expressed or implied, concerning the program (including its documentation and media). Cabletron disclaims all warranties, o...

  • Page 7: Contents

    V contents chapter 1 introduction 1.1 using this manual. . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1.2 introducing the brim-t6 . . . . . . . . . . . . . . . . . . . . . 1-2 1.3 brim specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 1.4 related documentation . . ....

  • Page 8: Appendix B

    Contents vi appendix b media specifications and requirements b.1 fiber optic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-1 b.2 shielded twisted pair (stp) . . . . . . . . . . . . . . . . . .B-2 b.3 unshielded twisted pair (utp) . . . . . . . . . . . . . . . .B-3.

  • Page 9: Chapter  1

    1-1 chapter 1 introduction welcome to the brim-t6 user’s guide . This manual describes brim-t6 features, installation instructions, and operating procedures. It is intended for all users of the brim-t6. 1.1 using this manual if you are unfamiliar with cabletron systems’ networking products, please r...

  • Page 10: Note

    Introduction 1-2 1.2 introducing the brim-t6 the brim-t6 (see figure 1-1) is a snmp-manageable daughterboard that provides a bridging and routing interface for a variety of cabletron systems’ intel i960-based intelligent token ring and ethernet host devices (for example, the micrommac-t concentrator...

  • Page 11: Jumper Selectable Ring Speed

    Introduction 1-3 jumper selectable ring speed the brim-t6 has a ring speed selection jumper on its component board that you can use to select operating ring speeds of either 4 or 16 megabits per second (4 or 16 mbps). See section 2.3 for instructions on setting the ring speed for the brim-t6. Bridge...

  • Page 12: 1.3  Brim Specifications

    Introduction 1-4 1.3 brim specifications environment storage temperature: - 30 ° to 90 ° c operating temperature: 5 ° to 40 ° c operating humidity: 5% to 95% non-condensing safety this unit meets the safety requirements of ul 1950 (without d3 deviations), csa c22.2 no. 950, and en60950. Emi this uni...

  • Page 13: Networking Publications

    Introduction 1-5 networking publications the simple book, an introduction to management of tcp/ip-based internets, marshall t. Rose, prentice-hall, inc., 1991 local area networks, token ring access method , ieee standard 802.5 (1989) 1.5 getting help if you need help using the brim-t6 or have any qu...

  • Page 14

    Introduction 1-6.

  • Page 15: Chapter  2

    2-1 chapter 2 installation this chapter describes how to unpack, configure, and install the brim-t6. Because the operation of a brim-t6 requires a properly attached and configured token ring port interface module (tpim), this chapter also includes tpim configuration and installation instructions. Ca...

  • Page 16

    Installation 2-2 2.2.1 installing the brim-t6 into a mim to install the brim-t6 into a media interface module (mim), refer to figure 2-1 and figure 2-2 and follow these steps: 1. Disconnect all cables from the mim as necessary. Note all prior cable-to-port connections to ensure proper reconnection. ...

  • Page 17

    Installation 2-3 figure 2-2. Installing the brim-t6 5. Insert the connector pins on the underside of the brim into the motherboard connector on the mim by pressing down firmly on the rear section of the brim until the pins slide all the way into the connector holes. 6. Fasten the brim securely to th...

  • Page 18

    Installation 2-4 2.2.2 installing the brim-t6 into a standalone device standalone devices have the same physical setup for brim installation as mims. So you can refer to figure 2-1 and figure 2-2 when installing a brim-t6 into a standalone device. To install a brim into a standalone device: 1. Power...

  • Page 19

    Installation 2-5 the brim-t6 default ring speed setting is 16 mbps. The other available setting is 4 mbps. To configure the ring speed, refer to the settings illustrated in figure 2-3 and follow these steps: 1. Remove the mim from the mmac; if the brim-t6 is installed in a standalone device, remove ...

  • Page 20: 2.4.1  Configuring Tpims

    Installation 2-6 2.4 configuring and installing tpims this section describes how to configure tpims and install them into the brim-t6. 2.4.1 configuring tpims cabletron tpims are shipped pre-configured to support ring in/ring out (ri/ro) communications. For use in the brim-t6 as a bridge/routing int...

  • Page 21

    Installation 2-7 figure 2-4. Tpim configuration for station applications note: if the switch locations on a tpim do not match the example locations illustrated in figure 2-4, refer to the tpim reference card included with the tpim. The tpim reference card outlines switch locations and settings. For ...

  • Page 22: 2.4.2  Installing Tpims

    Installation 2-8 2.4.2 installing tpims to install a tpim into the brim-t6, refer to figure 2-5 and follow these steps: 1. Slide the tpim into the tpim slots until the connector pins in the brim are fully inserted into the connector on the tpim. 2. Fasten the mounting screw to secure the tpim in pla...

  • Page 23: Chapter  3

    3-1 chapter 3 connecting to the network this chapter describes how to connect the following standard network cable types to the brim-t6: • shielded twisted pair (stp) • unshielded twisted pair (utp) • fiber optic note: remember that the brim-t6 is designed and configured for connection to network co...

  • Page 24

    Connecting to the network 3-2 3.2 connecting utp segments the tpim-t2 provides an rj45 interface for connecting utp cable segments (see appendix a for pinouts). To connect a utp segment to a tpim-t2, insert the rj45 connector into the rj45 port as shown in figure 3-2. Figure 3-2. Connecting a utp se...

  • Page 25

    Connecting to the network 3-3 • dust, dirt, and other contaminants on the ends of the connectors create data transmission problems. Avoid touching the ends of the connectors. If the ends become dirty, clean them with alcohol using a soft, clean, lint-free cloth. To connect a fiber optic segment to t...

  • Page 26

    Connecting to the network 3-4.

  • Page 27: Chapter  4

    4-1 chapter 4 monitoring and troubleshooting this chapter describes how to use the lanview led system to monitor the operation of the brim-t6. It also describes procedures for resolving problems you may encounter establishing a link to a network via the brim-t6 interface. 4.1 lanview leds lanview le...

  • Page 28: Xmt (Transmit)

    Monitoring and troubleshooting 4-2 xmt (transmit) when flashing green, xmt indicates that the brim-t6 is transmitting traffic to the token ring network. When solid red, xmt indicates that the brim-t6 is disabled. When blinking red, xmt indicates a speed fault condition, typically caused by a mismatc...

  • Page 29

    Monitoring and troubleshooting 4-3 4.2 checking the connection this section provides a checklist for troubleshooting network connection problems. Thelnk led on the tpim lights green when there is an established link between the brim-t6 and the device at the other end of the media connection. If, how...

  • Page 30

    Monitoring and troubleshooting 4-4 • verify that stp and utp connectors (db9 and rj45) are pinned properly. For fiber, verify that the receive-to-transmit connection of strands between devices is correct. • check that the connection meets the db loss limit and media specifications outlined in append...

  • Page 31: Appendix  A

    A-1 appendix a tpim specifications a.1 twisted pair tpim pinouts: station mode figure a-1 illustrates pinouts for tpims that support twisted pair cable (stp and utp) and that are also configured to support station applications. . Figure a-1. Tpim-t1/t2/t4 pinouts for station mode. A.2 fiber optic tp...

  • Page 32

    Tpim specifications a-2 the transmitter power and receive sensitivity levels given in table a-1 and table a-2 are peak power levels after optical overshoot. A peak power meter must be used to correctly compare the given values to those measured on any particular port. Table a-1. Tpim-f2 performance ...

  • Page 33: Appendix  B

    B-1 appendix b media specifications and requirements this appendix provides information about cabling media (fiber, stp, utp) used with the brim-t6. B.1 fiber optic table b-1 defines total signal attenuation tolerances for both single-mode and multimode fiber cabling. Both types of cabling have a ty...

  • Page 34: Impedance and Attentuation

    Media specifications and requirements b-2 b.2 shielded twisted pair (stp) stp cable categories are listed as follows: • ibm type 1 consists oftwo stp lengths of 22 awg solid wire for data. There are three versions of type 1: indoor, outdoor, and plenum. It is typically used for the longest cable run...

  • Page 35: Maximum Lobe Length

    Media specifications and requirements b-3 maximum lobe length lobe length is the physical length of the cable connecting a station to its tcu port. Table b-3 shows maximum lobe length according to ring speed. The length figures are for total lengths of stp cable only. Maximum trunk lengths the maxim...

  • Page 36: Attenuation and Impedance

    Media specifications and requirements b-4 utp consists of four pairs of 24 awg solid wire for data or voice communication and is typically used to wire cable runs within the walls of buildings. In some installations, existing utp building wiring can be used for token ring cabling. Utp cable must con...

  • Page 37: Maximum Lobe Lengths

    Media specifications and requirements b-5 maximum lobe lengths the lobe length is the physical length of the cable connecting a station to its tcu port. Table b-5 shows maximum lobe length according to ring speed. Length figures are for total lengths of utp cable only. Table b-5. Utp maximum lobe le...

  • Page 38

    Media specifications and requirements b-6.