Yealink SIP-T2XP Administrator's Manual page 180

Administrator's Guide for SIP-T2xP and SIP-T19P IP Phones
Event
On Hook
Incoming Call
Outgoing Call
Established
Terminated
Open DND
Close DND
Open Always Forward
Close Always Forward
Open Busy Forward
Close Busy Forward
Open No Answer Forward
Close No Answer Forward
Transfer Call
Blind Transfer
Attended Transfer
Hold
UnHold
Mute
UnMute
Missed Call
IP Changed
Forward Incoming Call
Reject Incoming Call
Answer New-In Call
Transfer Finished
Transfer Failed
Idle To Busy
Busy To Idle
164
Description
When the IP phone is on hook.
When the IP phone receives an incoming call.
When the IP phone places a call.
When the IP phone establishes a call.
When the IP phone terminates a call.
When the IP phone enables the DND mode.
When the IP phone disables the DND mode.
When the IP phone enables the always forward.
When the IP phone disables the always forward.
When the IP phone enables the busy forward.
When the IP phone disables the busy forward.
When the IP phone enables the no answer forward.
When the IP phone disables the no answer forward
When the IP phone transfers a call.
When the IP phone blind transfers a call.
When the IP phone performs the
semi-attended/attended transfer.
When the IP phone places a call on hold.
When the IP phone retrieves a hold call.
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 IP phone forwards an incoming call.
When the IP phone rejects an incoming call.
When the IP phone answers a new call.
When the IP phone completes to transfer a call.
When the IP phone fails to transfer a call.
When the state of the IP phone changes from idle to
busy.
When the state of phone changes from busy to idle.