Unlike a router which is capable of creating and routing between multiple networks, a switch is a device that’s designed only to facilitate communications for devices on the same network.

A router connects your local network to the internet and manages the flow of data between networks, while a switch helps devices within the same network communicate with each other.

A quick guide to managing a network switch versus a network router from PC Periodicals columnist George Cox.

If you disable routing on the second router, and use it only as a Wireless access point and switch, then you should disable DHCP as well, and give it an IP address in the subnet of the first router.

Most wireless routers today are a combination of multiple features in one box: a router, a wireless access point, a basic firewall, and a small Ethernet switch.