Yealink SIP-T48G Administrator's Manual page 567

Parameters
action_url.unheld = http://192.168.0.20/help.xml?IP=$ip
Web User Interface:
None
Phone User Interface:
None
action_url.mute
Description:
Configures the action URL the IP phone sends when muting a call.
Example:
action_url.mute = http://192.168.0.20/help.xml?IP=$ip
Web User Interface:
Features->Action URL->Mute
Phone User Interface:
None
action_url.unmute
Description:
Configures the action URL the IP phone sends when un-muting a call.
Example:
action_url.unmute = http://192.168.0.20/help.xml?IP=$ip
Web User Interface:
Features->Action URL->UnMute
Phone User Interface:
None
action_url.missed_call
Description:
Configures the action URL the IP phone sends when missing a call.
Example:
action_url.missed_call = http://192.168.0.20/help.xml?IP=$ip
Web User Interface:
Features->Action URL->Missed Call
Configuring Advanced Features
Permitted Values
URL within 511 characters
URL within 511 characters
URL within 511 characters
Default
Blank
Blank
Blank
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