AppendixB Cabling Specifications
Cables and Pinouts for 2-Port ISDN BRI Card
B-6
Cisco 1760 Modular Access Router Hardware Installation Guide
78-13342-03
TableB-6 Interface Pin Numbers and Functions
ISDN BRI NT/TE
NT Interface
(straight-through cable)
TE Interface (crossover
cable)
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–