Yealink SIP-T2 SERIES Administrator's Manual page 515

To configure password dial feature via web user interface:
1. Click on Features->General Information.
2. Select the desired value from the pull-down list of PswDial.
3. Enter the prefix of password dial in the PswPrefix field.
4. Enter the desired number of hidden digits in the PswLength field.
5. Click Confirm to accept the change.
Unregister when reboot feature allows IP phones to unregister first before re-registering
the account when finishing a reboot.
Procedure
Unregister when reboot can be configured using the configuration files or locally.
Configuration File
Local
<MAC>.cfg
Web User Interface
Configuring Basic Features
Configure unregister when
reboot.
Parameters:
account.X.unregister_on_reboot
Configure unregister when
reboot.
Navigate to:
For
SIP-T48G/T46G/T42G/T41P/T40P/T2
9G/T27P/T23P/T23G/T21(P)
E2/T19(P) E2/CP860:
493