The 3com 3CRWDR101A-75 is a wireless router that supports 802.11b/g/n wireless standards and features four Ethernet ports for wired connections. It also has a built-in firewall for enhanced security, supports VPN pass-through, and includes parental controls for managing internet access for children. The router has a maximum wireless data transfer rate of 150Mbps and features WPA/WPA2 encryption for secure wireless connections. It also features Quality of Service (QoS) settings to prioritize network traffic for improved performance.

The 3CRWDR101A-75 is a router manufactured by the company 3com 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 blank 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.