Yealink SIP-T2 SERIES Administrator's Manual page 323

Parameters
Description:
Enables or disables the IP phone to automatically redial the dialed number when the callee is
temporarily unavailable.
0-Disabled
1-Enabled
If it is set to 1 (Enabled), the IP phone will dial the previous dialed out number automatically
when the dialed number is temporarily unavailable.
Web User Interface:
Features->General Information->Auto Redial
Phone User Interface:
Menu->Features->Auto Redial->Auto Redial
auto_redial.interval
Description:
Configures the interval (in seconds) for the IP phone to wait between redials.
The IP phone redials the dialed number at regular intervals till the callee answers the call.
Web User Interface:
Features->General Information->Auto Redial Interval (1~300s)
Phone User Interface:
Menu->Features->Auto Redial->Redial Interval
auto_redial.times
Description:
Configures the auto redial times when the callee is temporarily unavailable.
The IP phone tries to redial the dialed number as many times as configured till the callee
answers the call.
Web User Interface:
Features->General Information->Auto Redial Times (1~300)
Phone User Interface:
Menu->Features->Auto Redial->Redial Times
Configuring Basic Features
Permitted Values
Integer from 1 to 300
Integer from 1 to 300
Default
10
10
299