Administrator’s Guide for SIP-T2_Series_T4_Series IP Phones 
422 
Configure VPN feature and upload a 
TAR package to the IP phone. 
Navigate to: 
http://<phoneIPAddress>/servlet?p
=network-adv&q=load 
Details of Configuration Parameters:  
Description: 
Enables or disables OpenVPN feature on the IP phone. 
0-Disabled 
1-Enabled 
Note: If you change this parameter, the IP phone will reboot to make the change 
take effect. 
Web User Interface: 
Network->Advanced->VPN->Active 
Phone User Interface: 
None 
URL within 511 characters 
Description: 
Configures the access URL of the *.tar file for OpenVPN. 
Example: 
openvpn.url = http://192.168.10.25/OpenVPN.tar 
Web User Interface: 
Network->Advanced->VPN->Upload VPN Config 
Phone User Interface: 
None 
To upload a TAR file and configure VPN via web user interface: 
1.  Click on Network->Advanced. 
2.  Click Browser to locate the TAR file from the local system.