Cabletron Systems BRIM-T6 User's Manual
Contents
1. MEDIA SPECIFICATIONS AND REOUIREMENTS B 62. 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 conform to the limits shown in Table B 4 Better grades of UTP cable known as supergrade or level 4 are now available These improved grades of UTP can often be used to permit operation at 16 Mbps on longer lobe cables Attenuation and Impedance The attenuation values shown in Table B 4 include the attenuation of the cables connectors patch panels and reflection losses due to impedance mismatches in the segment Table B 4 UTP Voice Grade and Category 3 Specifications Freguency Impedance Attenuation 1 MHz 10022 15 lt 26 dB km 8 dB 1000 ft 4 MHz 1002 15 lt 56 dB km 16 dB 1000 ft 10 MHz 1002 15 lt 98 dB km 30 dB 1000 ft 16 MHz 1002 15 lt 131 dB km 40 dB 1000 ft MEDIA SPECIFICATIONS AND REOUIREMENTS 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 Lengths Maximum Lobe Length UTP Cable Type 4 Mbps 16 Mbps Category 3 100 meters 60 meters 330 feet 198 feet Category 4 100 meters 60 meters 330 feet 198 feet Category 5 130 meters 85 meters 429 feet 280 5 feet
3. 1 4 1 5 GETTING HELP ma audias NEL nG EN 1 5 CHAPTER 2 INSTALLATION 2 1 UNPACKING THE BRIM T6 oss 2 1 2 2 INSTALLING THE BRIM T6 2 2 2 1 2 2 1 Installing the BRIM T6 into a MIM 2 2 2 2 2 Installing the BRIM T6 into a Standalone Device 2 4 2 3 CONFIGURING THE BRIM T6 RING SPEED 2 4 2 4 CONFIGURING AND INSTALLING TPIMS 2 6 2 4 1 Configuring TPIMs a 2 6 2 4 2 Installing TPIMS iisisti K taan As 2 8 CHAPTER3 CONNECTING TO THE NETWORK 3 1 CONNECTING STP SEGMENTS 3 1 3 2 CONNECTING UTP SEGMENTS 3 2 3 3 CONNECTING FIBER OPTIC SEGMENTS 3 2 CHAPTER4 MONITORING AND TROUBLESHOOTING 4 1 LANVIEW LEDS papang p he eas cae eta e site ee 4 1 4 1 1 Describing BRIM T6 LEDs 4 1 4 2 CHECKING THE CONNECTION 24 4 3 APPENDIX A TPIM SPECIFICATIONS A 1 TWISTED PAIR TPIM PINOUTS STATION MODE A 1 A 2 FIBER OPTIC TPIM SPECIFICATIONS A 1 CONTENTS APPENDIX B MEDIA SPECIFICATIONS AND REQUIREMENTS Bal FIBER ORIG a adan S SSE LAI od ne ced ya B 1 B 2 SHIELDED TWISTED PAIR STP B 2 B 3 UNSHIELDED TWISTED PAIR UTP B 3 vi CHAPTER 1 INTRODUCTION Welcome to the BRIM T6 USER S GUIDE This manual describes BRIM T6 features installation instructions and operating procedures Itis intended for all users of the BRIM T6 1 1 USING THIS MANUAL I
4. CONNECTING STP SEGMENTS Both the TPIM T1 and the TPIM T4 support connection to STP cable segments The TPIM T1 provides a DB9 interface and the TPIM T4 provides an RJ45 interface see Appendix A for pinouts To connect an STP segment to a TPIM T1 or a TPIM T4 insert the DB9 or RJ45 connector into its corresponding TPIM port as shown in Figure 3 1 DE Port RJ45 Port N ng L S 6 SE Baa Q Y N A W zi TPIM T4 h I DB9 Connector RJ45 Connector TPIM T1 Connection TPIM T4 Connection Figure 3 1 Connecting STP Segments CONNECTING TO THE NETWORK 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 RJ45 Port h i s SE ll gt a j RJ45 Connector TPIM T2 Connection Figure 3 2 Connecting a UTP Segment 3 3 CONNECTING FIBER OPTIC SEGMENTS Both the TPIM F2 for multimode and TPIM F3 for single mode support connection to fiber optic segments When connecting a segment to the TPIM F2 or TPIM F3 consider the following e Fiber optic segments with Straight Tip ST connectors attach to ST ports much like BNC connectors attach to BNC ports The connector must be inserted into the port with the alignment key on the connector inserted into the alignment slot on the port Then
5. T6 ring speed setting does not however have to match the ring speed setting of its host device Also you must reset the host device containing the BRIM T6 after you change the BRIM T6 s ring speed for the change to take effect 2 4 INSTALLATION 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 the chassis cover from the device to provide access to the BRIM T6 s component board surface 2 Slide the jumper down over pins 2 and 3 to select a 16 Mbps setting or over pins 1 and 2 to select a 4 Mbps setting 3 Reset the device containing the BRIM T6 Ring Speed Jumper Settings N 1 3 LE 4 Mbps Setting 16 Mbps Setting 0 Ea m g 7 Front Panel Figure 2 3 BRIM T6 Ring Speed Settings 2 5 INSTALLATION 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 interface however they must be reconfigured to support Station port applications Additionally the TPIM F2 and TPIM F3 must be configured to support 802 5J lobe operations vi
6. is in the 1st Class Category information equipment to be used in commercial and or industrial areas and conforms to the standards set by the Voluntary Control Council for Interference by Information Technology Eguipment VCCT aimed at preventing radio interference in commercial and or industrial areas Conseguently when used in a residential area or in an adjacent area thereto radio interference may be caused to radios and TV receivers etc Read the instructions for correct handling ii NOTICE TOKI BIKE F EREE CLEAR SERS AERA VCC 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 program the Program contained in this package The Program may be contained in firmware chips or other media BY UTILIZING THE ENCLOSED PRODUCT YOU ARE AGREEING TO BECOME BOUND BY THE TERMS OF THIS AGREEMENT WHICH INCLUDES THE LICENSE AND THE LIMITATION OF WARRANTY AND DISCLAIMER OF LIABILITY IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT PROMPTLY RETURN THE UNUSED PRODUCT TO THE PLACE OF PURCHASE FOR A FULL REFUND CABLETRON SOFTWARE PROGRAM LICENSE 1 LICENSE You have the right to use only the one 1 copy of the Program provided in this package subject to the terms and conditions of this Lic
7. ANVIEW 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 LEDs are Cabletron Systems built in visual diagnostic and status monitoring system The comprehensive LANVIEW system for the BRIM T6 consists of four LEDs Light Emitting Diodes on the face of the BRIM T6 and one LED on the face of its attached TPIM Figure 4 1 O 16Mb XMT G o o EGD s remet1 NK J STB rev LANVIEW LEDs Figure 4 1 LANVIEW LEDs on the BRIM T6 and TPIM 4 1 1 Describing BRIM T6 LEDs The information conveyed by each LED about the operational status of the BRIM T6 is described as follows also see Table 4 1 summary 16Mb Ring Speed When solid Yellow 16Mb indicates that the BRIM T6 ring speed is set to 16 Mbps When off it indicates that the ring speed is set to 4 Mbps MONITORING AND TROUBLESHOOTING 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 mismatch in ring speeds between the BRIM T6 and the ring occupied by the device to which it is linked See Section 2 3 for information about setting the correct ring speed RCV Receive When solid G
8. BRIM T6 USER S GUIDE Cd BIETRON YSTEMS The Complete Networking Solution 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 described in this manual is subject to change without notice IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL INDIRECT SPECIAL OR CONSEOUENTIAL DAMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HAVE KNOWN THE POSSIBILITY OF SUCH DAMAGES O Copyright 1995 by Cabletron Systems Inc P O Box 5005 Rochester NH 03866 5005 All Rights Reserved Printed in the United States of America Order Number 9031288 September 1995 LANVIEW Remote LANVIEW SPECTRUM BRIM TPIM T1 TPIM T2 TPIM T4 TPIM F2 TPIM F3 and MicroMMAC are trademarks of Cabletron Systems Inc CompuServe is a registered trademark of CompuServe Inc Intel is a registered trademark of the Intel Corporation A Printedon O recycled paper ug 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 interferen
9. HIS CABLETRON PRODUCT EVEN IF CABLETRON HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES BECAUSE SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEOUENTIAL OR INCIDENTAL DAMAGES OR ON THE DURATION OR LIMITATION OF IMPLIED WARRANTEES IN SOME INSTANCES THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO YOU UNITED STATES GOVERNMENT RESTRICTED RIGHTS The enclosed product a was developed solely at private expense b contains restricted computer software submitted with restricted rights in accordance with Section 52227 19 a through d of the Commercial Computer Software Restricted Rights Clause and its successors and c in all respects is proprietary data belonging to Cabletron and or its suppliers For Department of Defense units the product is licensed with Restricted Rights as defined in the DoD Supplement to the Federal Acguisition Regulations Section 52 227 7013 c 1 ii and its successors and use duplication disclosure by the Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at 252 227 7013 Cabletron Systems Inc 35 Industrial Way Rochester New Hampshire 03867 iv CONTENTS CHAPTER 1 INTRODUCTION 1 1 USING THIS MANUAL sinussa sn Js rien 1 1 1 2 INTRODUCING THE BRIM T6 2 2 2 0 1 2 1 3 BRIM SPECIFICATIONS soolon sonnan 1 4 1 4 RELATED DOCUMENTATION 2 2 22 aaa
10. This section describes how to install the BRIM T6 into MIMs and standalone devices You should have the following items e Anti static wrist strap e Two coverplate screws and two standoff or support post screws included with the host device e 2 Phillips screwdriver INSTALLATION 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 2 Remove the MIM from the MMAC and place it on its side with its board components facing up 3 Remove the BRIM receptacle coverplate from the MIM and the screws from the standoffs as shown in Figure 2 1 Standoff l i Coverplate Figure 2 1 Removing the Coverplate and the Standoff Screws 4 Place the BRIM behind the BRIM receptacle panel on the MIM aligning the screw holes on the BRIM with their corresponding screw holes on the BRIM receptacle panel and on the standoffs as shown in Figure 2 2 2 2 INSTALLATION Standoff screw Connector pins under BRIM Coverplate SCrew Figure 2 2 Installing the BRIM T6 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 Fasten th
11. a fiber optic cable NOTE TPIM F2 hardware version 04 and TPIM F3 hardware version 02 or higher must be used to provide bridge links via fiber optic cable Prior versions do not support this functionality with the BRIM T6 Refer to the TPIM F2 TPIM F3 part number location shown in Figure 2 4 to determine functional compatibility with the BRIM TO To configure TPIMs for use with the BRIM T6 refer to Figure 2 4 and follow these steps 1 Move the RI RO and Station switch on the TPIMs to the Station S or STN position using a blunt narrow tipped instrument such as a screwdriver or similar instrument 2 Move the Fiber Key to the 802 5 setting for the TPIM F2 and TPIM F3 using the same instrument Leave the Phantom Switch setting in the default position for the TPIM T1 TPIM T2 and TPIM T4 INSTALLATION Top View See Below For Settings 20HZPIU o CE mM Ctron 0X REV k y RuRof Part EURO Number ZHAO or Non PN TPIM T1 TPIM T2 TPIM T4 TPIM F2 TPIM F3 Phantom Switch Settings Fiber Key Settings 1 Cabletron Device Default Ctron Cabletron Device 0 Non Cabletron Device 802 5 BRIM T6 Functional RI RO STN Switch Settings RI RO STN Switch Settings RI RO Ring In Ring Out Default RI RO Ring In Ring Out Default S Station BRIM T6 Functional STN Station BRIM T6 Functional Figure 2 4 TPIM Configuration for St
12. ation 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 additional help call Cabletron Systems Technical Support Department see Section 1 5 2 7 INSTALLATION 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 place BRIM T6 amp 16Mb XMT S oo STB RCV STACK3 STACK4 STACKS mh oi U Connector Mounting Screw ________ A Figure 2 5 Installing a TPIM The BRIM T6 is now ready for operation The next chapter describes procedures for connecting a properly configured and installed BRIM T6 to the network 2 8 CHAPTER 3 CONNECTING TO THE NETWORK This chapter describes how to connect the following standard network cable types to the BRIM T6 e Shielded Twisted Pair STP e Unshielded Twisted Pair UTP e Fiber Optic NOTE Remember that the BRIM TO is designed and configured for connection to network concentrator Station ports only 3 1
13. c Duty Cycle 50 1 49 6 50 7 Bit Error Rate Better than 10 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 typical constant attenuation rate per km of fiber cable and each connector on the cable system contributes significant additional attenuation Maximum drive distances define maximum allowable cable length Table B 1 Signal Tolerances for Fiber Optic Cable Total Maximum Cable Type Allowable a i Drive Distance Attenuation Multimode 50 125 um 13 0 dB or less 2 km 2187 2 yards 62 5 125 um 16 0 dB or less 100 140 um 19 0 dB or less Typical Signal Attenuation Rate lt 2 5 dB km Single Mode 8 125 12 125 um 10 0 dB or less 10 km 10936 0 yards Typical Signal Attenuation Rate lt 0 5 dB km NOTE The attenuation values shown include the attenuation attributable to cables connectors patch panels and reflection losses due to impedance mismatches in the segment MEDIA SPECIFICATIONS AND REOUIREMENTS B 2 SHIELDED TWISTED PAIR STP STP cable categories are listed as follows IBM Type 1 consists of two STP lengths of 22 AWG solid wire for data There are three versions of Type 1 Indoor Outdoor and Plenu
14. ce and 2 this device must accept any interference received including interference that may cause undesired operation NOTE This eguipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the eguipment is operated in a commercial environment This eguipment uses generates and can radiate radio freguency energy and if not installed in accordance with the operator s manual may cause harmful interference to radio communications Operation of this eguipment in a residential area is likely to cause interference in which case the user will be reguired to correct the interference at his own expense WARNING Changes or modifications made to this device which are not expressly approved by the party responsible for compliance could void the user s authority to operate the eguipment DOC NOTICE This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications Le present appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de la class A prescrites dans le R glement sur le brouillage radio lectrique dict par le minist re des Communications du Canada VCCI NOTICE This equipment
15. e BRIM securely to the MIM motherboard with the coverplate and standoff screws See Section 2 4 for TPIM configuration and installation instructions 2 3 INSTALLATION 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 off the device and remove its chassis cover Refer to the documentation included with the host device for instructions on removing the chassis cover 2 Remove the BRIM receptacle coverplate and the standoff screws from the standoffs as shown in Figure 2 1 3 Place the BRIM behind the receptacle panel aligning the screw holes on the BRIM with their corresponding screw holes on the BRIM receptacle panel and on the standoffs as shown in Figure 2 2 4 Insert the connector pins on the underside of the BRIM into the motherboard connector in the device Press down firmly on the rear section of the BRIM until the pins slide all the way into the connector holes 5 Fasten the BRIM securely to the device motherboard with the coverplate and standoff screws 6 Reinstall the device chassis cover and then power on the device 2 3 CONFIGURING THE BRIM T6 RING SPEED You must configure the BRIM T6 ring speed to match the ring speed of the Token Ring to which it is physically linked The BRIM
16. ense Agreement You may not copy reproduce or transmit any part of the Program except as permitted by the Copyright Act of the United States or as authorized in writing by Cabletron 2 OTHER RESTRICTIONS You may not reverse engineer decompile or disassemble the Program 3 APPLICABLE LAW This License Agreement shall be interpreted and governed under the laws and in the state and federal courts of New Hampshire You accept the personal jurisdiction and venue of the New Hampshire courts iii NOTICE EXCLUSION OF WARRANTY amp 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 OTHER THAN THOSE SUPPLIED TO YOU BY CABLETRON IN WRITING EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABLITY AND FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE PROGRAM THE ACCOMPANYING WRITTEN MATERIALS AND ANY ACCOMPANYING HARDWARE 2 NOLIABILITY FOR CONSEOUENTIAL DAMAGES IN NOEVENT 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 CONSEOUENTIAL OR RELIANCE DAMAGES OR OTHER LOSS ARISING OUT OF THE USE OR INABILITY TO USE T
17. erature 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 unit meets the EMI requirements of FCC Part 15 Class A EN55022 Class A and VCCI Class I EMC This unit meets the EMC requirements of EN 50082 1 including IEC 801 2 ESD levels 1 through 4 IEC 801 3 Radiated Susceptibility levels 1 through 4 and IEC 801 4 EFT B levels 1 through 4 NOTE It is the network system vendor s responsibility to ensure that the total network system including the BRIM T0 meets allowed limits of conducted and radiated emissions 1 4 RELATED DOCUMENTATION The following documents provide supplementary information related to the procedures and technical data in this manual Cabletron Documentation Cabletron Systems EMM E6 User s Guide Cabletron Systems MicroMMAC E MicroMMAC T User s Guides Cabletron Systems ESXMIM User s Guide Cabletron Systems Router Services Manuals Cabletron Systems Guide to Local Area Networking 1 4 INTRODUCTION 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 guestions comments or suggestions concerning this manual please co
18. f you are unfamiliar with Cabletron Systems networking products please read this manual completely to gain an understanding of the features and capabilities of the BRIM T6 Also you should have a general knowledge of Token Ring IEEE 802 5 data communications networks and their physical layer components before operating the BRIM T6 This manual is organized as follows Chapter 1 Introduction outlines the contents of this manual and discusses BRIM T6 features capabilities and specifications It also describes how to get technical help and lists related documentation Chapter 2 Installation describes how to configure and install the BRIM T6 and Token Ring Port Interface Modules TPIMs Chapter 3 Connecting to the Network describes how to establish the physical link to a Local Area Network LAN by connecting standard network cable segments to the BRIM T6 Chapter 4 Monitoring and Troubleshooting describes how to use the LANVIEW LEDs diagnostic system to monitor the BRIM T6 s operational status It also describes procedures for resolving problems encountered establishing a link to a network via the BRIM T6 interface Appendix A TPIM Specifications describes specifications for Cabletron Systems series of attachable TPIMs Appendix B Media Specifications describes specifications for network media 1 1 INTRODUCTION 1 2 INTRODUCING THE BRIM T6 The BRIM T6 see Figure 1 1 isa SNMP manageable daughterboard that p
19. g between any of the channels or ports in its host MIM or hub and the Token Ring BRIM T6 routing is determined by the routing protocols supported by the firmware of the host device Spanning Tree Algorithm STA Compliance The BRIM T6 operates in compliance with the functional specifications of the 802 1d STA which is included in the firmware of the host device in which the BRIM T6 is installed The STA is used to manage primary and backup bridges and to maintain the reliability of the multi bridged internetwork by detecting and preventing potential data loops BRIM T6 Management The host device in which the BRIM T6 is installed provides Local Management LM applications for administering BRIM T6 bridge routing functions The operation of the BRIM T6 can also be managed by remote SNMP applications such as Remote LANVIEW and SPECTRUM See the documentation included with the host device or remote management application for information on how to administer bridge routing functions LANVIEW LEDs The LANVIEW LEDs on the front panel of the BRIM T6 together with the LED on an installed TPIM provide an at a glance means of monitoring the operational status of the BRIM T6 LEDs indicate for example network connection status data transmission activity and ring speed operation See Chapter 4 for more information about LEDs 1 3 INTRODUCTION 1 3 BRIM SPECIFICATIONS Environment Storage temperature 30 to 90 C Operating temp
20. here is an established link between the BRIM T6 and the device at the other end of the media connection If however the LNK LED lights red or is not lighted a link has not been established To resolve the problem try the following procedures e Check that the host device and the device at the other end of the segment have power e Check that the TPIM is securely installed in the BRIM T6 and that the BRIM T6 is securely installed in the host device e Check for correct connector to port attachments at the BRIM T6 and the destination device e Inspect the cabling system cable and connectors for damage and replace damaged components MONITORING AND TROUBLESHOOTING e 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 e Check that the connection meets the dB loss limit and media specifications outlined in Appendix B e Check that the BRIM T6 port is enabled through Local Management Contact Cabletron Systems Technical Support if you still cannot establish a network link 4 4 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 TPIM T1 TPIM T2 TPIM 4 r 54321 12345678 Y OC le Tees N o
21. le 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 maximum trunk cable length between active devices is equal to the maximum drive distance When the neighboring device is passive the Maximum Drive Distance must not exceed the combined length of twice the longest trunk cable plus the longest lobe cable attached to the passive ring segment see Table B 3 Table B 3 STP Maximum Lengths IBM Max Lobe Length Max Drive Distance Type 4 Mbps 16 Mbps 4 Mbps 16 Mbps 1 amp 2 200 meters 100 meters 770 meters 346 meters 660 feet 300 feet 2525 feet 1138 feet 6 amp 9 30 meters 30 meters 513 meters 230 meters 99 feet 99 feet 1683 feet 755 feet NOTE IBM Types 6 amp 9 are to be used only for lobe connections from Station to wall jack and patch panels B 3 UNSHIELDED TWISTED PAIR UTP TPIM T2 supports voice grade UTP cable as described in EIA TIA TSB 568 and IBM Type 3 cable WARNING Do not connect UTP cabling to any non Token Ring network conductors telephone etc or ground If in doubt test wiring before using Telephone battery and ringing voltages used in UTP telephone circuits may present a shock hazard and may damage Token Ring equipment when connected to token ring cabling B 3 MEDIA SPECIFICATIONS AND REOUIREMENTS UTP consists of four pairs of 24 AWG solid wire for data or voice
22. m It is typically used for the longest cable runs within the walls of buildings e IBM Type 2 is similar to Type 1 data cable but has four additional UTP lengths of 22 AWG solid wire carried outside of the shield casing There are two versions of Type 2 Plenum and Outdoor It is typically used for voice communication and often used to wire cable runs within the walls of buildings e IBM Type 6 consists of two STP lengths of 26 AWG stranded wire for data Used in patch panels or to connect devices to from wall jacks Attenuation for Type 6 cable is 150 of Type 1 cable e g 66 m of Type 6 100 meters of Type 1 e IBM Type 9 is similar to Type 1 but uses 26 AWG solid wire Attenuation for Type 9 cable is 150 of Type 1 cable e g 66 m of Type 9 100 meters of Type 1 Impedance and Attentuation The attenuation values shown Table B 2 include the attenuation of the cables connectors patch panels and reflection losses due to impedance mismatches in the segment Table B 2 STP Cable Specifications Type Freq Impedance Attenuation 1 amp 2 4 MHz 150Q 15 lt 22 dB km 6 7 db 1000 ft 16 MHz 150Q 15 lt 45 dB km 13 7 db 1000 ft 6 amp 9 4MHz 150Q2415 lt 33 dB km 10 db 1000 ft 16 MHZ 1500 15 lt 66 dB km 20 db 1000 ft MEDIA SPECIFICATIONS AND REQUIREMENTS Maximum Lobe Length Lobe length is the physical length of the cable connecting a station to its TCU port Tab
23. ntact Cabletron Systems Technical Support Department By telephone 603 332 9400 Monday Friday 8am 8pm EST By CompuServe GO CTRON from any prompt By Internet mail support ctron com By Fax 603 337 7055 By BBS 603 337 3750 By mail Cabletron Systems Inc P O Box 5005 Rochester NH 03866 5005 INTRODUCTION 1 6 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 CAUTION Observe all precautions against electrostatic discharge when handling the BRIM T6 TPIMs and other network devices Electrostatic discharge can damage a device s processing components Always wear a properly grounded anti static wrist strap when handling network devices Cabletron Systems includes an anti static wrist strap and instructions with all hardware devices 2 1 UNPACKING THE BRIM T6 1 Carefully remove the BRIM T6 from the shipping box and leave it in its non conductive bag until ready for inspection and installation 2 Attach the wrist strap provided with the BRIM T6 to your wrist and to a proper ground 3 Inspect the BRIM T6 after removing it from the bag If there is any damage notify Cabletron Systems Technical Support Department see Section 1 5 2 2 INSTALLING THE BRIM T6
24. reen RCV indicates that the BRIM T6 is currently enabled to receive Token Ring traffic and when flashing Yellow it indicates that it is currently receiving Token Ring traffic When solid Red RCV indicates that the BRIM T6 is disabled by the host device STB Standby When solid Yellow STB indicates a standby condition the BRIM T6 is not ready or able to transmit data to the ring Standby conditions are caused typically when the host device is initializing or when a TPIM is not attached to the BRIM T6 LNK Media Link OK on attached TPIM When solid Green LNK indicates that a connection exists between the BRIM T6 and a node at the other end of the media segment When off or also when Red on the TPIM T1 T2 T4 this LED indicates either that the BRIM T6 is not connected to another device or that the port is not receiving a signal 4 2 MONITORING AND TROUBLESHOOTING Table 4 1 LED Specifications Summary LED Status Description 16Mb Ring Speed Solid Yellow 16 Mbps Off 4 Mbps XMT Transmit Flashing Green Transmitting Traffic Solid Red Disabled Blinking Red Speed Fault Error RCV Receive Solid Green Enabled Flashing Yellow Receiving Traffic Solid Red Disabled STB Standby Solid Yellow Standby LNK Link Solid Green Media Link OK 4 2 CHECKING THE CONNECTION This section provides a checklist for troubleshooting network connection problems The LNK LED on the TPIM lights green when t
25. rovides a bridging and routing interface for a variety of Cabletron Systems Intel 1960 based intelligent Token Ring and Ethernet host devices for example the MicroMMAC T concentrator and the EMM E6 management module BRIM T6 O o 16Mb XMT ap LNK y TPIM TI STB RCV NG ng Figure 1 1 BRIM T6 NOTE Contact your Cabletron Representative for up to date information about products that support the BRIM TO Media Flexibility Used in conjunction with Cabletron Systems series of hot swappable TPIMs the BRIM T6 can be configured for connection to all standard network media See Section 2 4 for instructions on how to configure and install TPIMs Table 1 1 lists TPIMs and their corresponding media and connector types Table 1 1 TPIMs and Corresponding Media TPIM Corresponding Media Connector TPIM TI Shielded Twisted Pair DB9 TPIM T2 Unshielded Twisted Pair RJ45 TPIM T4 Shielded Twisted Pair RJ45 TPIM F2 Multimode Fiber Optic ST TPIM F3 Single mode Fiber Optic ST INTRODUCTION 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 Routing Protocols The BRIM T6 provides Source Routing Transparent SRT bridgin
26. the connector must be turned to lock it down e The physical communication link consists of two strands of fiber optic cabling The Transmit strand TX at one end connects to the Receive RX port at the other end and vice versa 3 2 CONNECTING TO THE NETWORK e 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 the TPIM F2 F3 refer to Figure 3 3 and follow these steps 1 Remove the protective plastic covers from the fiber optic ports on the module and from the connectors on each fiber strand 2 Attach a fiber strand to the module s receive port labeled RX and the other fiber strand to the module s transmit port labeled TX RX Port TX Port Fiber strands To RX Port To TX Port TPIM F2 TPIM F3 Connection Figure 3 3 Connecting Fiber Optic Segments 3 Attach the other end of the strand that is connected to the host RX port to the destination device s TX port and attach the other end of the strand connected to host TX port to the destination device s RX port The next chapter describes how to use LANVIEW LEDs to monitor the operation of the BRIM T6 and troubleshooting procedures 3 3 CONNECTING TO THE NETWORK CHAPTER 4 MONITORING AND TROUBLESHOOTING This chapter describes how to use the L
27. w o 987 6 pwera K Temata NK 1 Receive 1 Not Used 2 Ground 2 Not Used 3 5V at 250mA 3 Transmit 4 Ground 4 Receive 5 Transmit 5 Receive 6 Receive 6 Transmit 7 Ground 7 Ground 8 Ground 8 Not Used 9 Transmit Figure A 1 TPIM T1 T2 T4 Pinouts for Station Mode A 2 FIBER OPTIC TPIM SPECIFICATIONS The TPIM F2 supports Multimode fiber optic cabling and the TPIM F3 supports Single mode fiber optic cabling Table A 1 lists TPIM F2 specifications and Table A 2 lists TPIM F3 specifications TPIM SPECIFICATIONS Table A 1 TPIM F2 Performance Specifications Parameter a Worst Case ae i Receive 30 5 dBm 28 0 dBm Sensitivity Peak Input 7 6 dBm 8 2 dBm Power Transmitter Power 50 125 um 13 0dBm 15 0 dBm 13 0 dB 17 5 dB 62 5 125 um 10 0dBm 12 0 dBm 16 0 dB 20 5 dB 100 140 um 7 0 dBm 9 0 dBm 19 0 dB 23 5 dB Bit Error Rate Better than 10 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 2 TPIM F3 Specifications Parameter Typical Minimum Maximum Transmitter 1300 nm 1270 nm 1330 nm Peak Wave Length Spectral Width 60 nm 100 nm Rise Time 3 0 nsec 2 7 nsec 5 0 nsec Fall Time 2 5 nsec 2 2 nsec 5 0 nse
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