Used Cisco WAN ISDN Network Module

Part # NM-1C1

Product Description: Cisco 2600XM, 3700 Series - 1-Port Channelized T1/ISDN-PRI Network Module.

About the Cisco 2600 Series: "Modular and cost-effective solution for duty as access router, voice/data gateway, or dial-access server. Connects one or two Ethernet or Token Ring LANs to ISDN, channelized T1, Ethernet, analog modems, or ATM links. Also supports voice/fax and Frame Relay" (Cisco - A Beginner's Guide Third Edition by Velte & Velte).

About the Cisco 3700 Series: "Modular routers, targeted at branch offices. Supports Frame Relay, ISDN, LL, X.25, ATM, fractional T1/E1, xDSL, T3/E3, HSSI WAN protocols" (Cisco A Beginner's Guide Third Edition by Velte & Velte).

Cisco 2600XM Router WAN ISDN Feature Cards
Cisco 3600 WAN ISDN Network Modules
Cisco 3700 WAN ISDN Network Modules
Cisco Routers - Part Numbers Listed Alphabetically