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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
By CompuServe
By Internet mail ............. support@ctron.com
1.3 TRXI ACTIVE CONCENTRATOR OVERVIEW
The TRXI stand-alone concentrator provides 12 or 24 RJ45 active
Trunk Coupling Units (TCUs) for Shielded Twisted Pair (STP) or
Unshielded Twisted Pair (UTP) network lobe connections. The
TRXI-22A, 24A, 42A, and 44A are functionally identical with the
exception of the TCU lobe ports. Cabletron offers the following TRXI
configurations:
•
TRXI-22A, twelve active RJ45 TCU lobe ports that support
category 3, 4, and 5 UTP cabling.
•
TRXI-24A, twenty-four active RJ45 TCU lobe ports that
support category 3, 4, and 5 UTP cabling.
•
TRXI-42A, twelve active RJ45 TCU lobe ports that support
IBM Type 1, 2, 6, and 9 STP cabling.
•
TRXI-44A, twenty-four active RJ45 TCU lobe ports that
support IBM Type 1, 2, 6, and 9 STP cabling.
TRXI-24A
TOKEN RING HUB
DISPLAY
RESET
DISPLAY
COM 2
COM 1
Page 1-2
Monday-Friday; 8am - 8pm EST
®
............ GO CTRON from any ! prompt
LANVIEW®
WITH
24 23 22 21 20 19
18 17 16 15 14 13
12 11 10 9 8 7
PWR
ACT
CPU
16 Mb/s
MGMT
6 5 4 3 2 1
Figure 1-1. The TRXI-24A
24
23
22
21
20
19
RO
RI
12
11
10
9
8
7
18
17
16
15
14
13
6
5
4
3
2
1
RO
RI
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Troubleshooting
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