Cookbook    Upgrade and Maintenance 
137 
b   Check Telnet and SSH access restrictions. To ensure security, WAN users are not allowed to log in to 
the router through Telnet by default. 
 
 
c   For a WAN user to log in to the router, you can uncheck "WAN User" and click Save to save the change. 
  Set a Telnet password for the router. The router does not have a Telnet password in the factory settings, 
because you cannot log in to the router through Telnet. You must log in to the web management system first 
to set the Telnet password. 
a   Log in to the web management system and choose Advanced > System > Change Password. 
d   Enter the Telnet password and click Save.