Yealink SIP-T2xP Administrator's Manual page 191

An HTTP or HTTPS GET request may contain variable name and variable value,
separated by "=". Each variable value starts with $ in the query part of the URL. The
valid URL format is: http(s)://IP address of server/help.xml?variable name=$variable.
Variable name can be customized by users, while the variable value is pre-defined. For
http://192.168.1.10/help.xml?mac=$mac
example, a URL "
Mute, $mac will be dynamically replaced with the MAC address of the IP phone when
the IP phone mutes a call.
The following table lists pre-defined variable values.
Variable Value
$mac
$ip
$model
$firmware
$active_url
$active_user
$active_host
$local
$remote
$display_local
$display_remote
Description
The MAC address of the IP phone
The IP address of the IP phone
The IP phone model
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.
Configuring Advanced Features
" is specified for the event
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