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Cabletron Systems BRIM-E6 User Manual

Manual is about: Bridge/Router Interface Module

Summary of BRIM-E6

  • Page 1

    Brim-e6 user’s guide cabletron systems, p. O. Box 5005, rochester, nh 03866-5005.

  • Page 2: Notice

    Brim-e6 user’s guide 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, fir...

  • Page 3: Fcc Notice

    Notice ii brim-e6 user’s guide 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 und...

  • Page 4: Cabletron Systems, Inc.

    Notice brim-e6 user’s guide iii cabletron systems, inc. 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 oblig...

  • Page 5

    Notice iv brim-e6 user’s guide 2. No liability for consequential damages. In no event shall cabletron or its suppliers be liable for any damages whatsoever (including, without limitation, damages for loss of business, profits, business interruption, loss of business information, special, incidental,...

  • Page 6: Table of Contents

    Brim-e6 user’s guide v table of contents chapter 1 introduction 1.1 using this manual ................................................................... 1 1.2 getting help ............................................................................. 2 1.3 brim-e6 overview..............................

  • Page 7

    Contents vi brim-e6 user’s guide appendix a epim specifications a.1 epim-t (10base-t twisted pair port) ................................ 25 a.2 epim-f1 and epim-f2 (multimode fiber optic ports) .. 26 a.3 epim-f3 (single mode fiber optic port) ......................... 27 a.4 epim-c (bnc port) .........

  • Page 8: Chapter 1

    Brim-e6 user’s guide page 1 chapter 1 introduction welcome to the cabletron systems brim-e6 user’s guide . This manual explains how to install the bridge/router interface module (brim) for ethernet into cabletron products that support brim technology (e.G., the emm-e6 or micrommac). It also explains...

  • Page 9: 1.2

    Chapter 1: introduction page 2 brim-e6 user’s guide 1.2 getting help if you need additional support related to the brim-e6, or if you have any questions, comments, or suggestions concerning this manual, contact cabletron systems technical support: by phone .......................... (603) 332-9400 m...

  • Page 10: 1.5

    Brim-e6 specifications brim-e6 user’s guide page 3 epim connectivity epims allow you to configure the brim-e6 to support a variety of media types. Cabletron systems offers the epims shown in table 1-1. 1.5 brim-e6 specifications the operating specifications for the brim-e6 are described in this sect...

  • Page 11: 1.6

    Chapter 1: introduction page 4 brim-e6 user’s guide 1.6 ethernet bridging bridging overview ethernet bridges read in packets and make decisions to filter or forward based on the destination address of the packet. The simple filter/forward decision process allows a bridge to segment traffic between t...

  • Page 12

    Ethernet bridging brim-e6 user’s guide page 5 as with repeaters, ieee recommends a maximum number of bridges that can be in a signal path. With repeaters we are able to have a signal path of 4 repeaters, 5 segments. With bridges we can have a signal path of 7 bridges, 8 networks. The bridge count in...

  • Page 13: 1.7

    Chapter 1: introduction page 6 brim-e6 user’s guide if bridge 2 fails to receive the bridge 1 bpdus during the period defined by "hello time", bridge 2 will initiate a re-span by transmitting a topology change bpdu and eventually come on line to carry the network load. Bridges using sta can be utili...

  • Page 14: Chapter 2

    Brim-e6 user’s guide page 7 chapter 2 installation this chapter contains instructions for installing your brim-e6 into a media interface module (mim) or stand-alone product. It also explains how to install an epim into the brim-e6. Caution: observe all static precautions while handling mims and epim...

  • Page 15: 2.2.1

    Chapter 2: installation page 8 brim-e6 user’s guide 2.2.1 installing a brim-e6 in a mim to install a brim-e6 in a mim that supports brim technology (e.G., emm-e6 or esxmim): note: we recommend that you power-down your hub even though cabletron mims have “hot swap” capabilities. 1. Power-down your mm...

  • Page 16

    Installing brims brim-e6 user’s guide page 9 6. Place your brim behind the mim face plate. (see figure 2-2.) figure 2-2. Installing the brim 7. Insert the connector pins of the brim-e6 into the mother board connector on the mim. 8. Press down firmly on the back of the brim until the pins slide all t...

  • Page 17: 2.2.2

    Chapter 2: installation page 10 brim-e6 user’s guide 2.2.2 installing a brim in a hub to install a brim-e6 into a stand-alone hub that supports brim technology (e.G., micrommac or nbr-620): 1. Power-down your hub. 2. Disconnect all cables from the hub. Note the ports to which these cables attach. 3....

  • Page 18: 2.2.3

    Installing brims brim-e6 user’s guide page 11 2.2.3 installing an epim into the brim to install an epim into the brim: 1. Slide the epim into the brim slot. See figure 2-3. Figure 2-3. Installing an epim into the brim-e6 2. Press the epim connector firmly into the connector on the brim. 3. Tighten t...

  • Page 19: Chapter 3

    Brim-e6 user’s guide page 13 chapter 3 connecting to the network this chapter outlines the procedure for connecting the brim-e6 to a network. 3.1 connecting the brim to the network the procedure for connecting network segments to the brim-e6 depends on which epim you install. Refer to the following ...

  • Page 20

    Chapter 3: connecting to the network page 14 brim-e6 user’s guide figure 3-1. Epim-t cross-over switch to connect an epim-t to a twisted pair segment: 1. Insert the rj45 connector on the twisted pair segment into the rj45 port on the epim. See figure 3-1. 2. Check that the epim’s lnk led is on. If t...

  • Page 21: 3.1.2

    Connecting the brim to the network brim-e6 user’s guide page 15 3.1.2 connecting a fiber optic link segment to an epim-f1, epim-f2, or epim-f3 when connecting a fiber optic link segment to an epim-f1, f2, or f3 keep the following in mind: • if you are connecting a fiber optic link segment with sma 9...

  • Page 22

    Chapter 3: connecting to the network page 16 brim-e6 user’s guide caution: do not touch the ends of the fiber optic strands, and do not let the ends come in contact with dust, dirt, or other contaminants. Contamination of the ends can cause problems in data transmissions. If the ends become contamin...

  • Page 23: 3.1.3

    Connecting the brim to the network brim-e6 user’s guide page 17 3. Attach the fiber labeled 2 to the applicable transmit port labeled tx, on the module. 4. At the other end of the fiber optic cable, attach the fiber labeled 1 to the transmit port of the device. 5. Attach the fiber labeled 2 to the r...

  • Page 24

    Chapter 3: connecting to the network page 18 brim-e6 user’s guide 2. If the internal termination switch is in the on position, connect the thin-net segment directly to the bnc port as shown in figure 4-3. 3. If the internal termination switch is in the off position: a. Attach a bnc tee-connector to ...

  • Page 25: 3.1.4

    Connecting the brim to the network brim-e6 user’s guide page 19 3.1.4 connecting an aui cable to an epim-a caution: ensure that the external transceiver to which the brim-e6 will be connected does not have the signal quality error (sqe or “heartbeat”) test function enabled. The brim-e6 will not oper...

  • Page 26: 3.1.5

    Chapter 3: connecting to the network page 20 brim-e6 user’s guide 6. If the pwr led is on with the aui cable disconnected, continue with the following checks: a. Check the aui connections for proper pinouts. The pinouts for the transceiver connection are listed in appendix a. B. Check the cable for ...

  • Page 27: 3.2

    Finishing the installation brim-e6 user’s guide page 21 figure 3-5. The epim-x 3.2 finishing the installation the brim-e6 is now ready for operation. Before placing the network into service, test the installation thoroughly, making sure that you can address all stations and that the brim-e6 and all ...

  • Page 28: Chapter 4

    Brim-e6 user’s guide page 23 chapter 4 using the lanview leds this chapter describes how to use the lanview diagnostic leds to monitor brim status and diagnose brim problems. Figure 4-1. Lanview leds 4.1 stb (standby) • on - the bridge port is in the non-forwarding state. Possible causes of this con...

  • Page 29: Appendix A

    Brim-e6 user’s guide page 25 appendix a epim specifications this appendix provides specifications for cabletron’s ethernet port interface modules (epims). A.1 epim-t (10base-t twisted pair port) internal transceiver: cabletron systems tpt 10base-t twisted pair transceiver type: 8 pin rj-45 jack a sl...

  • Page 30: A.2

    Appendix a: epim specifications page 26 brim-e6 user’s guide a.2 epim-f1 and epim-f2 (multimode fiber optic ports) internal transceiver: cabletron systems fot-f™ fiber optic transceiver connector type: epim-f1: sma fiber optic ports epim-f2: st fiber optic ports figure a-2. Epim-f1 and epim-f2 note:...

  • Page 31: A.3

    Epim-f3 (single mode fiber optic port) brim-e6 user’s guide page 27 (e.G., -29.5 dbm peak = -32.5 dbm average). A.3 epim-f3 (single mode fiber optic port) internal transceiver: cabletron systems fot-f3™ fiber optic transceiver connector type: st fiber optic ports figure a-3. Epim-f3 note: transmitte...

  • Page 32: Parameter

    Appendix a: epim specifications page 28 brim-e6 user’s guide power output at 25c equals -16.4 dbm. For a 4c temperature increase, multiply the typical coefficient (-0.15 dbm) by four, and add the result to typical output power (4 x -0.15 dbm + -16.4 dbm = -17.0 dbm) note: the above transmitter power...

  • Page 33: A.4

    Epim-c (bnc port) brim-e6 user’s guide page 29 power meter, you must subtract 3 dbm from the measurement to correctly compare those measured values to the values listed above (e.G., -29.5 dbm peak = -32.5 dbm average). A.4 epim-c (bnc port) internal transceiver: cabletron systems tms-3™ transceiver ...

  • Page 34: A.5

    Appendix a: epim specifications page 30 brim-e6 user’s guide warning: connecting a thin-net segment to earth ground at more than one point could produce dangerous ground currents. A.5 epim-a and epim-x (aui ports) connector type: db-15 (15 position d type receptacle) epim-a: female connector epim-x:...

  • Page 35: Appendix B

    Brim-e6 user’s guide page 31 appendix b epim cable requirements this appendix describes cable specifications and requirements for the epims. Your network must meet the requirements and conditions specified in this chapter to obtain satisfactory performance from this equipment. Failure to follow thes...

  • Page 36

    Appendix b: epim cable requirements page 32 brim-e6 user’s guide insertion loss the maximum insertion loss allowed for a 10base-t link is 11.5 db at all frequencies between 5.0 and 10 mhz. This includes the attenuation of the cables, connectors, patch panels, and reflection losses due to impedance m...

  • Page 37: B.1.2

    Cable requirements brim-e6 user’s guide page 33 temperature multi-pair pvc 24 awg telephone cables typically have an attenuation of approximately 8 to 10 db/100m at 20 ° c (78 ° f). The attenuation of pvc insulated cable varies significantly with temperature. At temperatures greater than 40 ° c (104...

  • Page 38: B.1.3

    Appendix b: epim cable requirements page 34 brim-e6 user’s guide propagation delay is the amount of time it takes data to travel from the sending device to the receiving device. Total propagation delay allowed for the entire network is 25.6 µ sec, if the total propagation delay between any two nodes...

  • Page 39: B.1.4

    Cable requirements brim-e6 user’s guide page 35 propagation delay is the amount of time it takes data to travel from the sending device to the receiving device. Total propagation delay allowed for the entire network is 25.6 µ sec, if the total propagation delay between any two nodes on the network e...

  • Page 40: B.1.5

    Appendix b: epim cable requirements page 36 brim-e6 user’s guide b.1.5 aui cable requirements when you connect an external network segment to t an epim-a or epim- x, the aui cable must meet the following requirements: aui cable the aui cableconnecting the module to a device must be ieee 802.3 type c...

  • Page 41: Index

    Index-1 c cabletron systems technical support 2 e environmental requirements 3 epims available modules 3 cable requirements aui 36 multimode fiber 33 single mode fiber 34 thin-net 35 utp and stp 31 connecting to the network epim-a 19 epim-c 17 epim-f1 15 epim-f2 15 epim-f3 15 epim-t 13 epim-x 20 spe...