The Linksys RT31P2 router is a wired router with two phone ports that can be used for VoIP calls. It features three LAN ports and one WAN port, and supports DHCP, NAT, and VPN pass-through. The router also includes a built-in firewall for added security. It has a web-based setup interface and can be configured easily using the included setup wizard. This router is ideal for small businesses or home offices that require both internet access and VoIP phone capabilities.

The RT31P2 is a router manufactured by the company Linksys that allows multiple devices to connect to a network and communicate with each other. It works by receiving data packets from devices and forwarding them to their intended destination. The router is assigned a unique IP address 192.168.1.1, which serves as its identifier on the network.

To access the router's settings and configure its functions, users can log in using a web browser and their admin and admin. Once logged in, users can customize various settings such as network name, password, and security protocols. They can also set up parental controls, prioritize bandwidth usage, and monitor network activity.