WAN port: for advanced and different from LAN
The advanced user needs to understand a little more - the WAN connector is not just a place where you need to stick the cable of your Internet provider, but it is the EXIT from the router. Those. there are entrances, there are exits. I will disassemble "on the fingers". A home router is the centerpiece of a home LAN. The key word is local. Those. your home is your little network of connected phones, laptops, computers, televisions, and other useful devices. WAN or LAN? All home devices connect to the router either via Wi-Fi or LAN port. The distribution of IP addresses to them usually occurs through the DHCP server of the router itself. Those. in this matter, the router allows you to connect any device to itself - an INCOMING connection. But the router can connect itself perfectly - for example, to the global network through the provider, and distribute it to everyone on the local Internet. It makes its outgoing connections via the WAN port (but it can also via Wi-Fi if nece...