Installation guide

A-7
Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16215-10
Appendix A Technical Specifications
Data BRI Port Connector Pinouts
Data BRI Port Connector Pinouts
Table A-12 lists the pinouts for the Data BRI port.
Voice ISDN BRI Interface Pin Numbers and Functions
Table A-13 lists the interface pin numbers and functions for the voice ISDN BRI port.
4 TIP (Port0)
5 RING (Port0)
6 RING (Port2)
7 TIP (Port3)
8 RING (Port3)
Table A-11 G.SHDSL WAN Port Pinouts for Four-Pair Products (continued)
Pin Function
Ta b l e A-12 Data BRI Port Pinouts
Pin Function
1 Unused
2 Unused
3 TXP
4 RXP
5 TXN
6 TXN
7 Unused
8 Unused
Ta b l e A-13 Interface Pin Numbers and Functions
ISDN BRI NT/TE Card NT Interface
1
1. Use a straight-through cable for NT interfaces.
TE Interface
2
2. Use a crossover cable for TE interfaces.
Pin 3/T+ Pin 3/R+ Pin 3/T+
Pin 4/R+ Pin 4/T+ Pin 4/R+
Pin 5/R- Pin 5/T- Pin 5/R-
Pin 6/T- Pin 6/R- Pin 6/T-