The ZyXEL P-663HN-51 Frontier router is a high-performance wireless gateway that provides fast and reliable internet connectivity. It features four Gigabit Ethernet ports, a USB port, and advanced security features like WPA2 encryption and a firewall. The router supports multiple wireless protocols, including 802.11n and 802.11g, and has a range of up to 300 feet. It is compatible with both DSL and fiber optic internet connections and can be easily set up and managed through a web-based interface.

The P-663HN-51 Frontier is a router manufactured by the company ZyXEL 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 192.168.254.254, 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.