Configuring Advanced Features 
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The following table lists pre-defined variable values. 
The MAC address of the IP phone 
The IP address of the IP phone 
The firmware version of the IP phone 
The SIP URI of the current account when the IP phone 
places a call, receives an incoming call or establishes 
a call. 
The user part of the SIP URI for the current account 
when the IP phone places a call, receives an incoming 
call or establishes a call. 
The host part of the SIP URI for the current account 
when the IP phone places a call, receives an incoming 
call or establishes a call. 
The SIP URI of the caller when the IP phone places a 
call. 
The SIP URI of the callee when the IP phone receives 
an incoming call. 
The SIP URI of the callee when the IP phone places a 
call. 
The SIP URI of the caller when the IP phone receives 
an incoming call. 
The display name of the caller when the IP phone 
places a call. 
The display name of the callee when the IP phone 
receives an incoming call. 
The display name of the callee when the IP phone 
places a call. 
The display name of the caller when the IP phone 
receives an incoming call. 
The call-id of the active call. 
Procedure 
Action URL can be configured using the configuration files or locally. 
Configure action URL. 
Parameters: