Enable to reset the cellular/ETH0 interface after the max ICMP detection 
retries. 
 
 
3.10 Configuration -> Cellular WAN 
This section allows users to set the Cellular WAN and the related parameters. 
Note:  This  section  will  not  be  displayed  if  you  select  “Eth0  Only”  in  “Configuration”->”Link 
Management”->”WAN Link”. 
Basic 
Select from “Auto”, “Custom” or the ISP name you preset in 
“Configuration”->”Cellular WAN”->”ISP Profile”. 
Auto: Router will get the ISP information from SIM card, and set the 
APN, username and password automatically. This option only works 
when the SIM card is from well-known ISP. 
Custom: Users need to set the APN, username and password 
manually. 
Access Point Name for cellular dial-up connection, provided by local 
ISP. 
User Name for cellular dial-up connection, provided by local ISP. 
Password for cellular dial-up connection, provided by local ISP. 
Dialup number for cellular dial-up connection, provided by local ISP. 
After click this button, you could input your SIM’s PIN and store the 
current PIN in its memory, and then enter the PIN automatically each 
time the system boots up. 
Note: Please ask your local GSM ISP to see whether your SIM card