Part 1: Cabling(Straight through VS Crossover) The primary interface is typically used for managemnt purposes, datastore synchronization(if possible), and for server-side out-of-path configuratoins. (Straight-through cable to switch) the LAN and WAN
First we should know some basic conceptions about network: 1.Every PC is supposed to have its own IP,So we can connent other's PC by WAN.That's just like a ID of netwrok world. 2.But if every PC has its own IP,Then IPs of this world will be insuff
(1)路由器有两个mac地址,一个用于外网(wan),一个用于内网(wlan和lan): (2)一般路由器上面或者配置路由器的网页上面只标注外网的mac地址: (3)内网的mac地址和外网mac地址一般只有几位不同(甚至连续,也有些相差很多的例外). Dlink的默认wan口mac=lan口mac加一,wlan是lan口mac加二,在mac地址克隆功能中可以修改对广域网wlan的mac地址,理论上一个网口 LAN MAC WAN MAC 和 WLAN MAC的关系 给一个范例: 00:0C:E5