The second-generation Versatile Interface Processor (VIP2) installs in the interface processor slots in your Cisco 7000 series or Cisco 7500 series router, and requires that the Cisco 7000 series router has the 7000 Series Route Switch Processor (RSP7000) and RSP7000CI installed. The VIP2 uses a single motherboard with up to two port adapters or service adapters. The VIP2 port adapters provide the individual LAN and WAN interface ports.The VIP2-20 provides for high-density, mixed-media support of a variety of port and service adapters and supports distributed switching.This Versatile Interface Processor VIP2 2-20 is a refurbished product.