Cisco Systems WRVS4400NRF manual Automatic Configuration Dhcp Server

Setting Up and Configuring the WRVS4400N Wireless-N Router	5
Setting Up Your Wireless-N Router

Automatic Configuration - DHCP Server

To have the router automatically get its IP address from your ISP’s DHCP server, leave the connection type at its default setting of Automatic Configuration - DHCP Server. Most cable modem ISPs use the default option.

Cisco WRVS4400N Wireless-N Gigabit Security Router with VPN Administration Guide 42