Used Cisco 3640 4-slot Modular Router-AC with IP Software Default 32MB DRAM ( Max 128MB ) Default 8MB FLASH ( Max 32MB) RPS Power

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-RPS

Product Description: 4-Slot Modular Router-AC, 32MB-128MB DRAM Memory, 8MB-32MB Flash Memory, RPS Power.

Directory for 3600 Series Multi-Service Routers

Cisco 3631- CO Access Router
Cisco VPN Security Router Bundles