Cisco 12010 series, Installation And Configuration Manual

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Cisco 12010, Cisco 12410, and Cisco 12810 Router Installation and Configuration Guide
OL-11496-01
Chapter 2 Preparing for Installation
GRP Port Connection Guidelines
When connecting the RJ-45 port to a hub or repeater, use the straight-through
cable pinout shown in
Figure 2-16 .
Figure 2-16 Straight-Through Ethernet Cable Pinout
When connecting two GRPs back-to-back, use the crossover cable pinout shown
in
Figure 2-17 .
Figure 2-17 Crossover Ethernet Cable Pinout
MDI-X wiring MDI wiring
1 TxD+
2 TxD–
3 RxD+
6 RxD–
1 RxD+
2 RxD–
3 TxD+
6 TxD–
H11007
GRP
1 TxD+
2 TxD–
3 RxD+
6 RxD–
1 TxD+
2 TxD–
3 RxD+
6 RxD–
H11006
GRP