Why some routers have two networks (and what they mean)

You may have noticed that your Wi-Fi router offers two network options and wondered which to use. Here's what you need to ...
XDA Developers on MSN

I run two routers at home, and it's not for the reason you think

While they can function as an access point, an extra router has far more utility than that ...
Ars Technica

Connecting two subnets - do I need a router?

You don't need a router. If you set the subnet mask on all of the PCs to be 255.255.0.0, then they should all be able to ping each other. Basically, opening up the subnet mask puts all of the PCs on ...