Yealink SIP-T3 Administrator's Manual page 531

Administrator's Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
action_url.remote_busy = http://192.168.0.20/help.xml?IP=$ip
Permitted
URL within 511 characters
Values
Default Blank
Web UI Features > Action URL > Remote Busy
Parameter action_url.call_remote_canceled
It configures the action URL the phone sends when the remote party cancels the outgoing call in the
ringing state.
Description
Example:
action_url.call_remote_canceled= http://192.168.0.20/help.xml?IP=$ip
Permitted
URL within 511 characters
Values
Default Blank
Web UI Features > Action URL > Call Remote Canceled
Parameter custom.action_url.view_misscall
It configures the action URL the phone sends when you view the missed calls.
Description Example:
custom.action_url.view_misscall = http://192.168.0.20/help.xml?IP=$ip
Permitted
URL within 511 characters
Values
Default Blank
Supported
T57W, T54W, T53W, T53, T53C, T48U, T46U, T43U, T42U, T33P, T33G, T31P, T31G, T31, T30P, T30
Devices
Web UI Features > Action URL > View Missed Call
Parameter custom.action_url.view_forward
It configures the action URL the phone sends when you view the forwarded calls.
Description Example:
custom.action_url.view_forward = http://192.168.0.20/help.xml?IP=$ip
Permitted
URL within 511 characters
Values
Default Blank
Supported
T57W, T54W, T53W, T53, T53C, T48U, T46U, T43U, T42U, T33P, T33G, T31P, T31G, T31, T30P, T30
Devices
Web UI Features > Action URL > View Forwarded Call
Parameter action_url.peripheral_information
It configures the action URL the phone sends when you unplug or plug the accessory.
Description Example:
action_url.peripheral_information = http://192.168.0.20/help.xml?IP=$ip&WIFI=$wifi_number
Permitted
URL within 512 characters
Values
525
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg