Used Cisco 2600XM Router WAN - Serial Feature Cards

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).

Part # NM-16A

Product Description: 16-Port Asynchronous Module...

Part # NM-16A/S

Product Description: 16-Port Async/Sync Serial Network...

Part # NM-2W

Product Description: 2 WAN Card Slot Network Module...

Part # NM-32A

Product Description: 32-Port Asynchronous Module...

Part # NM-4A/S

Product Description: 4-Port Async/Sync Serial Network...

Part # NM-8A/S

Product Description: 8-Port Async/Sync Serial Network...