Cisco XR 12406 Installation Manual page 113

Chapter 3 Installing the Cisco XR 12406 Router
Figure 3-16
MDI wiring
Figure 3-17
PRP
1 TxD+
2 TxD–
3 RxD+
6 RxD–
Table 3-4
unshielded twisted-pair (UTP) cables.
The transmission speed of the Ethernet ports is auto-sensing by default and is user
Note
configurable.
Table 3-4
Parameter
Cable specification
Cable length (max)
Segment length (max)
Network length (max)
1. EIA/TIA-568- or EIA-TIA-568 TSB-36-compliant. Not supplied by Cisco.
OL-13831-01
Straight-Through Cable Pinout (Connecting MDI Ethernet Port
to MDI-X Wiring)
MDI-X wiring
1 TxD+ 1 RxD+
2 TxD– 2 RxD–
3 RxD+ 3 TxD+
6 RxD– 6 TxD–
Crossover Cable Pinout for Connecting Two PRPs
PRP
1 TxD+
2 TxD–
3 RxD+
6 RxD–
lists the cabling specifications for 100-Mbps transmission over
Specifications and Connection Limits for 100-Mbps
Transmission
Connecting the PRP to an Ethernet Network
RJ-45
1
Category 5 UTP, 22 to 24 AWG
—
328 feet (100 m) for 100BASE-TX
3
656 feet (200 m) (with 1 repeater)
Cisco XR 12406 Router Installation Guide
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