The VIP2 is the second generation of the new interface processor for use with the Cisco 7000 series routers using the RSP7000, and Cisco 7500 series routers. The VIP2 installs in the interface processor slots in your router. It uses a single motherboard with up to two port adapters. The VIP2 port adapters provide the individual LAN, WAN, or LAN/WAN interface ports. It can be removed from a chassis while power is on and the system is operating. The VIP2 has 128 KB of nonvolatile random-access memory (NVRAM).