Previous Page: Warning! You are about to remove the master server configuration. If you continue, you will disable the VPN.  Next Page: You entered an invalid IP address.

You did not enter all required IP addresses and subnet masks. VPNCFG cannot save an incomplete configuration.

Source:  VPN NUT Errors

Action:  Enter all required IP addresses and subnet masks.

  Previous Page: Warning! You are about to remove the master server configuration. If you continue, you will disable the VPN.  Next Page: You entered an invalid IP address.