Used Cisco 3600 Series Multi-Service Routers - Cisco 3640 4 Slot Modular Router-AC
 

About the Cisco 3600 Series: "Modular high-density router for dial-access or router-to-router traffic. Supports ISDN, serial, channelized T1, digital modems, and ATM links. Also supports voice/fax and Frame Relay" (Cisco A Beginner's Guide Third Edition by Velte & Velte).

Part # CISCO3640

Product Description: 4-Slot Modular Router-AC, 8-32 Flash Memory, 32-128 DRAM Memory, Four Network Module Slot, AC Power Supply.

Directory for 3600 Series Multi-Service Routers

Cisco 3631- CO Access Router
Cisco VPN Security Router Bundles