Yealink SIP-T2 SERIES Administrator's Manual page 329

To configure auto answer and auto answer mute via web user interface (take CP860 IP
phones for example):
Click on Account->Basic.
1.
Select the desired value from the pull-down list of Auto Answer.
2.
Select the desired value from the pull-down list of Auto Answer Mute.
3.
Click Confirm to accept the change.
4.
To configure a period of delay time for auto answer via web user interface:
Click on Features->General Information.
1.
Enter the desired time in the Auto-Answer Delay(1~4s) field.
2.
Click Confirm to accept the change.
3.
To configure auto answer tone via web user interface:
Click on Features->General Information.
1.
Configuring Basic Features
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