The Netgear CG3100 is a cable modem and router combo device. It is designed to work with cable internet service providers and supports DOCSIS 3.0 technology for fast internet speeds. The router features four Ethernet ports for wired connections and supports both 2.4GHz and 5GHz Wi-Fi frequencies for wireless connections. It also has parental controls and a guest network feature for added security. The Netgear CG3100 is a reliable and easy-to-use router suitable for home and small office use.

The CG3100 is a router manufactured by the company Netgear 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 192.168.0.1, 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 password. 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.