USR-G806-A User Manual Technical Support: h.usriot.comJinan USR IOT Technology Limited www.usriot.com112.4. Common functions2.4.1. 4G interfaceG806-A supports one 4G interface to access internet. Functional diagram as follow:Figure 18 4G interfaceUser can configure 4G interface by Web Server as follow:Figure 19 4G interface2.4.2. LAN interfaceG806-A supports two LAN interface (one is WAN/LAN interface).Default settings: One LAN interface (WAN/LAN used as WAN interface; IP address: 192.168.1.1; Subnet mask:255.255.255.0; Open DHCP function).User can configure LAN interface by Web Server as follow: