: They often include firewalls and support for VLANs (Virtual LANs) to segment traffic and enhance safety.

: Certain industrial and cellular routers, like those from Cradlepoint and GL.iNet , can send and receive SMS text messages directly. This is often used for remote management, top-up alerts, or "dying gasp" notifications when power is lost. Types of Routers

: These use SIM cards to provide internet via mobile networks (4G/5G) and often include specific tools for managing text messages and signal strength.

To access most router settings, you can enter the device's IP address (typically 192.168.1.1 or 192.168.0.1 ) into a web browser. Security experts, including those from the FBI and NSA , recommend regularly updating firmware and changing default login credentials to protect against exploitation.

A router is a networking device that directs data packets between computer networks, acting as a gateway between a local network and the internet. When it receives data, it uses the destination address to determine the most efficient path for the message to travel.

: Features like Quality of Service (QoS) allow routers to prioritize critical traffic, such as voice or video calls, to prevent lag.

: Routers analyze incoming data and forward it to its destination or one step closer to it.

: Standard consumer routers designed for homes and small businesses.