Yealink SIP-T2xP Auto Provisioning Manual page 167

Parameter
action_url.unmute =
action_url.missed_call =
action_url.busy_to_idle =
action_url.idle_to_busy =
Permitted Values
It configures the action URL the phone sends
when un-muting a call.
Example:
URL within 511
characters
action_url.unmute =
http://192.168.0.20/help.xml?IP=$ip
The default value is blank.
It configures the action URL the phone sends
when missing a call.
Example:
URL within 511
characters
action_url.missed_call =
http://192.168.0.20/help.xml?IP=$ip
The default value is blank.
It configures the action URL the phone sends
when changing the state of the phone from
busy to idle.
URL within 511
Example:
characters
action_url.busy_to_idle =
http://192.168.0.20/help.xml?IP=$ip
The default value is blank.
It configures the action URL the phone sends
URL within 511
when changing the state of the phone from
Descriptions
Features->Action URL->UnMute
Features->Action URL->Missed Call
Features->Action URL->Busy To Idle
Features->Action URL->Idle To Busy
Appendix
Web Setting Path
157