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Cisco Systems, Inc.
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1-Port and 2-Port ISDN-PRI Network Module
Configuration Note
Product Numbers:
NM-1CT1, NM-1CT1-CSU, NM-2CT1, NM-2CT1-CSU, NM-1CE1-B, NM-2CE1-B,
NM-1CE1-U, NM-2CE1-U
CPANM-1CT1, CPANM-1CT1-CSU, CPANM-2CT1, CPANM-2CT1-CSU,
CPANM-1CE1-B, CPANM-2CE1-B, CPANM-1CE1-U, CPANM-2CE1-U
This document provides information about the following network modules for the Cisco 3600 series
of modular access routers:
•
1-port channelized T1/ISDN-PRI network module, Cisco product number NM-1CT1 or
CPANM-1CT1. (See Figure 1.) This module will also be referred to as the 1-port CT1/PRI
network module.
•
2-port channelized T1/ISDN-PRI network module, Cisco product number NM-2CT1 or
CPANM-2CT1. (See Figure 2.) This module will also be referred to as the 2-port CT1/PRI
network module.
•
1-port channelized T1/ISDN-PRI with CSU network module, Cisco product number
NM-1CT1-CSU or CPANM-1CT1-CSU. (See Figure 3.) This module will also be referred to as
the 1-port CT1/PRI-CSU network module.
•
2-port channelized T1/ISDN-PRI with CSU network module, Cisco product number
NM-2CT1-CSU or CPANM-2CT1-CSU. (See Figure 4.) This module will also be referred to as
the 2-port CT1/PRI-CSU network module.
•
1-port channelized E1/ISDN-PRI balanced (120-ohm) network module, Cisco product number
NM-1CE1B or CPANM-1CE1B. (See Figure 5.) This module will also be referred to as the 1-port
CE1/PRI-B network module.
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