Notes

130 131

Product
Description
Supported Platforms
and Minimum Cisco
IOS Versions
Comments

Channelized T1/E1 and ISDN Primary Rate Interface Network Modules

NM-1CE1T1-PRI

One-port Channelized
E1/T1 ISDN PRI Network
Module
Provides a single
channelized E1/T1 ISDN
PRI balanced (120 ohm)
or unbalanced (75 ohm)
connection
Modular Router Solutions
Serial and Legacy
Concentration
ISDN Concentration
3800 Series–123(11)T
2811, 2821, and 2851
123(8)T
No reliance on other
network modules, WICs,
voice interface cards,
or advanced integration
modules

Cisco Channelized T1/E1 and ISDN

Network Modules

NM-2CE1T1-PRI

Two-port Channelized
E1/T1 ISDN PRI Network
Module
Provides a double
channelized E1/T1 ISDN
PRI balanced (120 ohm)
or unbalanced (75 ohm)
connection
Modular Router Solutions
Serial and Legacy
Concentration
ISDN Concentration
3800 Series–123(11)T
2811, 2821, and 2851
123(8)T
No reliance on other
network modules, WICs,
voice interface cards,
or advanced integration
modules