1-9
PA-4R-DTR Dedicated Token Ring Port Adapter Installation and Configuration
OL-3590-02
Chapter 1 Overview
Port Adapter Slot Locations on the Supported Platforms
Figure 1-7
Straight-Through Cable Pinout—PA-4R-DTR RJ-45 Connection to a Hub or Repeater
Figure 1-8
Crossover Cable Pinout—PA-4R-DTR RJ-45 Connections Between
Hubs and Repeaters
Port Adapter Slot Locations on the Supported Platforms
This section discusses port adapter slot locations on the supported platforms. The illustrations that
follow summarize slot location conventions on each platform.
Cisco 7100 Series Routers Slot Numbering
The PA-4R-DTR can be installed in port adapter slot 3 in Cisco 7120 series routers, and in port adapter
slot 4 in Cisco 7140 series routers.
Figure 1-9
shows a Cisco 7120 with a port adapter installed in slot 3.
Figure 1-10
shows a Cisco 7140 with a port adapter installed in slot 4.
Figure 1-9
Port Adapter Slots in the Cisco 7100 Series Router—Cisco 7120 Series
Hub or repeater
FEIP
5 TxD+
6 TxD–
3 RxD+
4 RxD–
5 RxD+
6 RxD–
3 TxD+
4 TxD–
H3137
Hub or LAN switch
3 TxD+
6 TxD–
1 RxD+
2 RxD–
3 TxD+
6 TxD–
1 RxD+
2 RxD–
H3138
Hub or LAN switch
SLOT 0
SLOT 1
0
2
FE 0 / 0
FE
AUX
7120 - AE3
RX
TX
E3
RX
EN
CEL CAR ALM
5
I
CONS
ACT
0 / 1
ACT
LNK
0
LNK
1
PWR
SYS
RDY
Slot 1
Slot 0
Slot 3
Slot 4
Slot 5
18498
Slot 2