Modem (CAT) and router connection method graphics and text tutorial

Modem or "cat" and the router how to connect it? Facing the Router 5 interface Many users feel the head is big, do not know should insert that one interface and modem to connect. In fact, the connection between the cat and the router is very simple, this article will be specific to the family members of the connection method.

ADSL Internet through the time will use the modem this equipment, modem (CAT) above has two interfaces, one is the telephone line interface, there is one is used to connect the router or the computer, telephone line and the size of the network interface is different, so the connection of the modem above very good distinction.

The user is not clear is on the router, because now the average home wireless router has 5 interfaces, the user does not know should use that interface to connect the modem. In fact, these 5 interfaces are also different, there is an interface we call WAN, routers above the WAN port (some brands of routers are also called the Internet port) is used to connect the modem; the other 4 ports we call LAN interfaces are used to connect computers. The WAN port and LAN port are very different, the general WAN port and 4 LAN port color is different, and LAN port generally have 1, 2, 3, 4 number.

If you use a LAN port to connect to the modem, you will find that dial-up through ADSL can not be dialed; Conversely, if the computer is connected to a WAN, the computer cannot communicate with the router or the Internet.