Chapter 3 Installing the Router
Connecting to the Console and Auxiliary Ports
3-28
Cisco 12006 and Cisco 12406 Router Installation and Configuration Guide
OL-11497-03
Depending on your RJ-45 cabling requirements, use the connector pinouts shown
in
Figure 3-16
or
Figure 3-17
.
Figure 3-16
Straight-Through Cable Pinout (Connecting MDI Ethernet Port
to MDI-X Wiring)
Figure 3-17
Crossover Cable Pinout (for Connecting Two PRPs)
Table 3-8
lists the cabling specifications for 100-Mbps transmission over
unshielded twisted-pair (UTP) cables.
Note
The transmission speed of the Ethernet ports is auto-sensing by default and is user
configurable.
6
RxD–
Receive data –
7
Termination Network
No connection
8
Termination Network
No connection
Table 3-7
PRP RJ-45 Ethernet Receptacle Pinout (continued)
Ethernet Port Pin
Signal
Description
MDI-X wiring
MDI wiring
1 TxD+
2 TxD–
3 RxD+
6 RxD–
1 RxD+
2 RxD–
3 TxD+
6 TxD–
H11007
PRP
1 TxD+
2 TxD–
3 RxD+
6 RxD–
1 TxD+
2 TxD–
3 RxD+
6 RxD–
75431
PRP
