Yealink SIP-T54S Administrator's Manual page 747

Event
UnHeld
Mute
UnMute
Missed Call
IP Changed
Idle To Busy
Busy To Idle
Reject Incoming Call
Answer New-In Call
Transfer Failed
Transfer Finished
Forward Incoming Call
Autop Finish
Open Call Waiting
Close Call Waiting
Headset
Handfree
Cancel Call Out
Remote Busy
Call Remote Canceled
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=$variable value. Variable name can be
customized by users, while the variable value is pre-defined. For example, a URL
http://192.168.1.10/help.xml?mac=$mac
"
dynamically replaced with the MAC address of the IP phone when the IP phone mutes a call.
Description
When a held call is resumed.
When the IP phone mutes a call.
When the IP phone un-mutes a call.
When the IP phone misses a call.
When the IP address of the IP phone changes.
When the state of the IP phone changes from idle to
busy.
When the state of phone changes from busy to idle.
When the IP phone rejects an incoming call.
When the IP phone answers a new call.
When the IP phone fails to transfer a call.
When the IP phone completes to transfer a call.
When the IP phone forwards an incoming call.
When the IP phone completes auto provisioning via
power on.
When the IP phone enables the call waiting.
When the IP phone disables the call waiting.
When the IP phone presses the HEADSET key (not
applicable to CP860/CP920 IP phones).
When the IP phone presses the Speakerphone key (not
applicable to CP860/CP920 IP phones).
When the IP phone cancels an outgoing call in the ring-
back state.
When an outgoing call is rejected.
When the remote party cancels the outgoing call in the
ringing state.
" is specified for the event Mute, $mac will be
Configuring Advanced Features
721