Cabletron Systems TRMIM-24A User Manual

Page of 92
 
INTRODUCTION
 
Page 1-2
 
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 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.
Figure 1-1. The TRXI-24A
DISPLAY
RI
RO
TRXI-24A 
TOKEN RING HUB 
WITH
 LANVIEW®
24        23        22        21       20       19 
18        17        16        15        14       13
12       11        10         9          8         7  
6         5         4          3          2         1
COM 2
COM 1
18 17 16 15 14 13
6   5   4   3   2   1
24 23 22 21 20 19
12  11  10  9  8  7
RO
RI
PWR
CPU
ACT
MGMT
16 Mb/s
RESET
DISPLAY