Network Interface Card Cablinterfaceng; Physical Interfaces - 3Com Token Ring Getting Started Manual

3

Physical Interfaces

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2
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4
N
ETWORK
C
ABLING
This chapter provides information about the physical interfaces of the
Token Ring Network Interface Card (NIC) and instructions for accessing
the corresponding Network Application Card (NAC) through the user
interface (UI).
The Token Ring NIC has the following physical interfaces:
Callout Number
TOK EN
RING NIC
RS-232
C
H
1
RS-232
C
H
2
TOK EN
RING
S
T
P
TOK EN
RING
U
T
P
I
NTERFACE
Interface Description
1 CH1: RJ-45 RS
Used to access the corresponding NAC's UI
console. This port's speed is determined by
DIP switch setting on the NAC.
2 CH2: RJ-45 RS
Used as a dedicated SLIP port when behind
the Network Management Card (NMC). It
is reserved when behind any other NAC.
3 STP: DB-9 IBM Type 1 Token Ring port.
4 UTP: RJ-45 IBM Type 3 Token Ring port.
C
ARD
–
232 DTE Port
–
232 DTE Port