1/2-Port ISDN BRI-S/T NIM Card Ports
The XSR offers a serial NIM card for 1 or 2 WAN interfaces over an ISDN BRI-S/T line, as shown
in
Figure
A-18. The Port 0 and 1 LEDs shine when the lines are active and ready to receive traffic.
See
Figure A-19
Port 0 Activation LED
for pinout assignments.
Figure A-18
ISDN BRI-S/T NIM Card (RJ-45 ports shown)
Figure A-19
BRI-S/T
Pin 1
Cable, CompactFlash and Accessory Specifications
ISDN BRI-S/T NIM Pinouts
Pin Signal
1
Unused
Pin 8
2
Unused
3
Transmit (+)
4
Receive (+)
5
Receive (-)
6
Transmit (-)
7
Unused
8
Unused
Port 1 Activation LED
XSR Getting Started Guide A-17