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TRXI-22A, TRXI-24A, TRXI-42A,
AND TRXI-44A ACTIVE
TOKEN RING INTELLIGENT HUB
USER’S GUIDE
CABLETRON SYSTEMS, P. O. Box 5005, Rochester, NH 03867-0505
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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 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 CONSEQUENTIAL
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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. NOTE: This equipment 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 p
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NOTICE 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. EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY 1. EXCLUSION OF WARRANTY. Except as may be specifically provided by Cabletron in writing, Cabletron makes no warranty,
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CONTENTS TABLE OF CONTENTS CHAPTER 1 INTRODUCTION 1.1 USING THIS MANUAL ............................................................ 1-1 1.2 GETTING HELP........................................................................ 1-2 1.3 TRXI ACTIVE CONCENTRATOR OVERVIEW...................... 1-2 1.4 TRXI FEATURES ...................................................................... 1-3 1.5 REMOTE NETWORK MANAGEMENT CAPABILITIES ...... 1-6 1.6 RECOMMENDED READING...........................
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CONTENTS 3.8.1 Setting the TPIM’s Phantom Switch and RI/RO Switch ...............................................................3-12 3.8.2 Installing a TPIM to the TRXI....................................3-13 3.8.3 Connecting a Twisted Pair Segment to the TPIM-T1 ................................................................3-14 3.8.4 Connecting a Twisted Pair Segment to the TPIM-T2 or TPIM-T4............................................3-15 3.8.5 Connecting a Fiber Optic Link Segment t
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INTRODUCTION CHAPTER 1 INTRODUCTION Welcome to the Cabletron Systems TRXI-22A, TRXI-24A, TRXI-42A, and TRXI-44A Active Token Ring Intelligent Hub User’s Guide. This manual provides installation instructions, network requirements, and reference information for the TRXI Active stand-alone concentrator. You should have an understanding of Token Ring (IEEE 802.5) type data communications networks and their physical layer components before installing the TRXI. Note: Thi
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INTRODUCTION 1.2 GETTING HELP If you need additional support related to the Cabletron Systems TRXI, or if you have any questions, comments, or suggestions concerning this manual, contact Cabletron Systems Technical Support: By phone ......................... (603) 332-9400 Monday-Friday; 8am - 8pm EST ® By CompuServe ............ GO CTRON from any ! prompt By Internet mail............. support@ctron.com 1.3 TRXI ACTIVE CONCENTRATOR OVERVIEW The TRXI stand-alone concentrator pr
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INTRODUCTION You can upgrade the TRXI-22A and TRXI-42A to twenty-four ports using a twelve port upgrade kit available from Cabletron Systems (Cabletron Part Number TRXI-24A-UGKIT or TRXI-44A-UGKIT). The TRXI provides two additional ports for Ring In and Ring Out (RI/RO) connections. These ports support Cabletron’s Token Ring Port Interface Modules (TPIMs). TPIMs provide full repeater functionality. They are not included with the TRXI, but can be ordered separately from Cab
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INTRODUCTION Token Ring Port Interface Modules TPIMs are optional features that let you expand your trunk connections using different media types. TPIMs have embedded repeaters and retime all data. Cabletron offers a variety of TPIMs for trunk Ring In or Ring Out connections. Table 1-2 lists each TPIM. Table 1-1. TPIMs TPIM Media Type Connector TPIM-T1 Shielded Twisted Pair DB9 TPIM-T2 Unshielded Twisted Pair RJ45 TPIM-T4 Shielded Twisted Pair RJ45 TPIM-F2 Multimode Fiber Optic
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INTRODUCTION RMON MIB Support The TRXI supports the RMON MIB RFC 1271/1513 Token Ring Extensions shown in Table 1-2. Table 1-2. RMON MIB RFC 1271/1513 Support Group Subgroup Section Statistics Token Ring ML Stats Table statistics 2 rmon 1 History History Control Table history 1 rmon 2 Token Ring ML History Table history 3 Alarm Alarm Table alarm 1 rmon 3 Event Event Table event 1 rmon 9 Log Table event 2 Token Ring Ring Station Control Table token ring 1 rmon 10 Ring Station Table t
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INTRODUCTION 1.5 REMOTE NETWORK MANAGEMENT CAPABILITIES You can control and manage the TRXI using any Simple Network Management Protocol (SNMP) software. Cabletron Systems offers the following remote management packages: ® • Cabletron Systems SPECTRUM ® • Cabletron Systems Remote LANVIEW /Windows™ ® • Cabletron Systems Remote SPECTRUM Portable Management Applications The TRXI remote network management capabilities provide the necessary management tools for the TRXI to oper
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REQUIREMENTS/SPECIFICATIONS CHAPTER 2 REQUIREMENTS/SPECIFICATIONS This chapter describes cabling requirements, power requirements, and operating specifications for the TRXI. Be sure that you read this chapter before you install the TRXI. Your network must meet the requirements and conditions specified in this chapter to obtain satisfactory performance from this equipment. Failure to follow these guidelines could result in poor network performance. 2.1 CABLE SPECIFICATIONS The basic con
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REQUIREMENTS/SPECIFICATIONS 2.1.1 UTP Cable Specifications for the TRXI-22A/24A Lobe Ports and TPIM-T2 The TRXI-22A and TRXI-24A lobe ports and the TPIM-T2 support voice grade Unshielded Twisted Pair (UTP) cable, as described in EIA/TIA TSB 568, and IBM Type 3 cable. 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 wir
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REQUIREMENTS/SPECIFICATIONS Maximum Lobe Lengths The lobe length is the physical length of the cable connecting a station to its TCU port at the TRXI. Table 2-2 shows the maximum lobe length, according to ring speed. The cable lengths listed in Table 2-2 are total lengths made up of UTP cable only. Table 2-2. UTP Maximum Lobe Lengths UTP Cable Type Maximum Lobe Length 4 Mbps 16 Mbps Category 3 200 meters 100 meters (656 feet) (328 feet) Category 4 200 meters 100 meters (656 fee
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REQUIREMENTS/SPECIFICATIONS 2.1.2 STP Cable Specifications For The TRXI-42A/44A Lobe Ports and TPIM-T1/T4 The TRXI-42A and TRXI-44A lobe ports support IBM Type 1, 2, 6, and 9 STP cabling as described below: • IBM Type 1 - Two STP lengths of 22 AWG solid wire for data. Used for the longest cable runs within the walls of buildings. • IBM Type 2 - Similar to Type 1 data cable, but having four additional UTP lengths of 22 AWG solid wire carried outside of the shield casing. Typically used for voi
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REQUIREMENTS/SPECIFICATIONS Maximum Lobe Lengths The lobe length is the physical length of the cable connecting a station to its TCU port at the TRXI. Table 2-4 shows the maximum lobe length, according to ring speed. The cable lengths listed in Table 2-4 are total lengths made up of STP cable only. Table 2-4. STP Maximum Lobe Lengths STP Cable Type Ring Speed 4 Mbps 16 Mbps IBM Types 1 & 2 300 meters 150 meters (984 feet) (492 feet) IBM Types 6 & 9 (only 30 meters 30 meters for station to wal
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REQUIREMENTS/SPECIFICATIONS 2.1.3 Mixed Cable Types If you mix cable types in your installation, you must compensate for the different cable attenuations. Type 6 and Type 9 cables can be run for only 2/3 the distance of Type 1. This means: 10 meters (Type 1) » 6.6 meters (Types 6, 9) Example: Maximum Length for Mixed Cabling Installation - 16 Mbps ring speed and 130 stations. - The building has 60 meters of Type 1 cable in the wall. - How much Type 6 cable is available to connect the repeater
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REQUIREMENTS/SPECIFICATIONS 2.1.4 Multimode Fiber Optic Cable Specifications for the TPIM-F2 Table 2-6 shows Multimode Fiber Optic Cable specifications for the TPIM-F2. Table 2-6. Multimode Fiber Optic Cable Specifications Cable Type Attenuation Maximum Drive Distance 50/125 m m 13.0 dB or less The maximum allowable fiber op- tic cable length is 2 km (2187.2 62.5/125 m m 16.0 dB or less yards). However, IEEE 802.5 specifications allow for a maxi- 100/140 m m 19.0 dB or less mum of 1 km (1093.6
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REQUIREMENTS/SPECIFICATIONS 2.1.5 Single Mode Fiber Optic Cable Specifications for the TPIM-F3 Table 2-7 shows Single Mode Fiber Optic Cable specifications for the TPIM-F3. Table 2-7. Single Mode Fiber Optic Cable Specifications Cable Type Attenuation Maximum Drive Distance 8/125-12/125 m m 10.0 dB or less The max. allowable fiber optic cable length is 2 km (2187.2 yards). However, IEEE 802.5 specs allow for a max. of 1 km (1093.6 yards). Maximum Trunk Lengths The maximum trunk cable length b
