4G680V2.0 
16 
 
3.4.2 Wan Setting 
Choose you Internet Access Type. 
 
If you choose WAN Mode, please select the type of internet connection for your router.   
DHCP:A  dynamic IP address connection that configures the router to automatically obtain IP 
address from a DHCP server on the ISP’s network. 
 
Static Mode: Please enter the IP address information provided to you by your ISP. The Subnet 
Mask for 4G680V2.0 is preconfigured to 255.255.255.0. Other configurations can be made, but not 
recommended. This feature is for advanced users. Your ISP should also provide the Default Gateway, 
Primary DNS and Secondary DNS (optional). 
 
PPPoE: Please enter the PPPoE username and password assigned by your ISP. Choose the 
Operation Mode; enable the Keep Alive option to automatically re-establish the connection when 
an application attempts to access the Internet again. The On Demand Mode Idle Time is a 
maximum period of time for which the Internet connection is maintained during inactivity. If the 
connection is in activate longer than the Maximum Idle Time, it will be dropped.