Yealink SIP-T2 Series Administrator's Manual page 205

Parameters
forward.no_answer.on_code
Description:
Configures the no answer forward on code to activate the server-side no answer
forward feature. The IP phone will send the no answer forward on code and the
pre-configured destination number to the server when you activate no answer
forward feature on the IP phone.
Example:
forward.no_answer.on_code = *76
Web User Interface:
Features->Forward &DND->Forward->No Answer Forward->On Code
Phone User Interface:
Menu->Features->Call Forward->No Answer Forward->On Code
forward.no_answer.off_code
Description:
Configures the no answer forward off code to deactivate the server-side no answer
forward feature. The IP phone will send the no answer forward off code to the server
when you deactivate no answer forward feature on the IP phone.
Example:
forward.no_answer.off_code = *77
Web User Interface:
Features->Forward &DND->Forward->No Answer Forward->Off Code
Phone User Interface:
Menu->Features->Call Forward->No Answer Forward->Off Code
features.fwd_diversion_enable
Description:
Enables or disables the IP phone to present the diversion information when an
incoming call is forwarded to your IP phone.
0-Disabled
1-Enabled
Web User Interface:
Features->General Information->Diversion/History-Info
Phone User Interface:
Configuring Basic Features
Permitted Values
String within 32 characters
String within 32 characters
0 or 1
Default
Blank
Blank
1
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