Yealink SIP-T21 E2

Configuring Advanced Features
733
Parameters
Permitted Values
Default
action_url.missed_call
URL within 511 characters
Blank
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=$ip
Web User Interface:
Features->Action URL->Missed Call
Phone User Interface:
None
action_url.call_terminated
URL within 511 characters
Blank
Description:
Configures the action URL the IP phone sends when terminating a call.
Example:
action_url.call_terminated = http://192.168.0.20/help.xml?IP=$ip
Web User Interface:
Features->Action URL->Terminated
Phone User Interface:
None
action_url.busy_to_idle
URL within 511 characters
Blank
Description:
Configures the action URL the IP phone sends when changing the state of the IP phone
from busy to idle.
Example:
action_url.busy_to_idle = http://192.168.0.20/help.xml?IP=$ip
Web User Interface:
Features->Action URL->Busy To Idle
Phone User Interface:
None
action_url.idle_to_busy
URL within 511 characters
Blank