http://i.imgur.com/Hk8bJ7p.png

I don't understand how these work, can someone explain this to me?

Thanks

Routers are used to connect (and create) multiple LANs. Look at the IP scheme. To the left of the router you have 192.168.0.XXX; to the right you have 192.168.64.XXX. Therefore, you have two LANs.

http://i.imgur.com/Hk8bJ7p.png

I don't understand how these work, can someone explain this to me?

Thanks