Cisco 3600 Series - Page 89

Connecting ISDN PRI Network Modules to a Network 8-9
1-Port and 2-Port Channelized E1/ISDN PRI Balanced (120-ohm) Network Modules
1-Port and 2-Port Channelized E1/ISDN PRI Balanced
(120-ohm) Network Modules
This section provides information about the following network modules for Cisco modular
routers:
• 1-port channelized E1/ISDN PRI balanced (120-ohm) network module—(Cisco
product number NM-1CE1B or CPANM-1CE1B). (See Figure 8-11.) This module is
also referred to as the 1-port CE1/PRI-B network module.
• 2-port channelized E1/ISDN PRI balanced (120-ohm) network module—(Cisco
product number NM-2CE1B or CPANM-2CE1B). (See Figure 8-12.) This module is
also referred to as the 2-port CE1/PRI-B network module.
Figure 8-11 1-Port Channelized E1/ISDN PRI Network Module (Balanced)
Figure 8-12 2-Port Channelized E1/ISDN PRI Network Module (Balanced)
LOOPBACK
CTRLR 0
EN
cE1-B
PRI
H7260
LOCAL ALARM REMOTE ALARM
CARRIER DETECT
CE1/PRI-B port
LOOPBACK
CTRLR 0
EN
cE1-B
PRI
H7261
LOCAL ALARM REMOTE ALARM
CARRIER DETECT
LOOPBACK
CTRLR 1
LOCAL ALARM REMOTE ALARM
CARRIER DETECT
CE1/PRI-B ports
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