
Notes
Cisco Channelized T1/E1 and ISDN Network Modules
Channelized T1/E1 and ISDN Primary Rate Interface Network Modules
| 
 | 
 | Supported Platforms | 
 | |
| 
 | 
 | and Minimum Cisco | Comments | |
| Product | Description | IOS Versions | ||
| 
 | Provides a single | 3800  | No reliance on other | |
| channelized E1/T1 ISDN | 2811, 2821, and 2851– | network modules, WICs, | ||
| PRI balanced (120 ohm) | 12..3(8)T | voice interface cards, | ||
| E1/T1 ISDN PRI Network | ||||
| or unbalanced (75 ohm) | 
 | or advanced integration | ||
| Module | 
 | |||
| connection.. | 
 | modules.. | ||
| 
 | 
 | 
Modular Router Solutions
Serial and Legacy
Concentration
ISDN Concentration
NM-2CE1T1-PRI 
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  | No reliance on other | 
| 2811, 2821, and 2851– | network modules, WICs, | 
| 12..3(8)T | voice interface cards, | 
| 
 | or advanced integration | 
| 
 | modules.. | 
| 130 | 131 | 
