Used Cisco 2600 Series -
Channelized T1/E1 and ISDN Network Module

Part # NM-2CE1T1-PRI 

Product Description: 2-Port Channelized T1/E1 Modules with PRI Network Modules; the integrated channel service unit (CSU) provides direct connection to the Telecommunications network which allows customers to consolidate customer premises equipment (CPE); provides multifunction dial access aggregation, routing functionality, VPN and firewall security, and other capabilities right inside the Cisco router in power branch office environments; offers support for balanced and unbalanced E1 connectivity and conform easily to customers' specific applications; supplies connectivity for internal digital modems in the Cisco 3660 and 3700 series routers, with connectivity options for PRI, T1 channel associated signaling (T1-CAS), and E1-CAS R2 signaling.

 

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