Cisco 2600 Series - Page 77

Connecting ISDN BRI Network Modules to a Network 7-7
4-Port and 8-Port ISDN BRI U Network Modules
Figure 7-7 8-Port ISDN BRI with NT1 Network Module (U Interface)
BRI 3
EN
BRI
U
H7264
B1
B2
BRI 2
B1
B2
BRI 1
B1
B2
BRI 0
B1
B2
NT1 NT1 NT1 NT1
BRI 7
B1
B2
BRI 6
B1
B2
BRI 5
B1
B2
BRI 4
B1
B2
NT1 NT1 NT1 NT1
NT1 LEDs
ISDN BRI LEDs
Enable LED