access IPC in LAN 1)open the IE browser, enter the IP address of IPC(default ip is 192.168.0.120) 2)enter the account/password(both are "admin" defaultly) 2. access IPC in WLAN 1)connect this IPC to router, which is connect to WLAN 2)set port mapping    3)and  go to Configuration->Network Service->Port Mapping, you can check the current status  4)then open the IE again, you can access this IPC in WLAN (any time, any where) for example:  http://113.87.160.175:54850/