
Cabling Specifications for the Cisco 2524 and Cisco 2525 Routers C-7
Ethernet Cable Assembly and Pinouts
Table C-4 Ethernet (AUI) Cable Pinouts (DB-15)
Table C-5 lists the pinouts for the 10BaseT port. Table C-6 and Table C-7 list the pinouts
for the cables you can use with the 10BaseT port.
Table C-5 10BaseT Ethernet Port (RJ-45) Pinouts
Pin
Ethernet
Circuit Signal
3 DO-A Data Out Circuit A
10 DO-B Data Out Circuit B
11 DO-S Data Out Circuit Shield
5 DI-A Data In Circuit A
12 DI-B Data In Circuit B
4 DI-S Data In Circuit Shield
2 CI-A Control In Circuit A
9 CI-B Control In Circuit B
1 CI-S Control In Circuit Shield
6 VC Voltage Common
13 VP Voltage Plus
14 VS Voltage Shield (L25 and M25)
Shell PG Protective Ground
Pin Description
1 TX+
2 TX–
3 RX+
4–
5–
6 RX–
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