Yealink SIP-T48G Administrator's Manual page 292

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Example:
account.1.anonymous_reject_offcode = *75
Note: It works only if the value of the parameter
"account.X.send_anonymous_rejection_code" is set to 0 (Off Code).
Web User Interface:
Account->Basic->Send Anonymous Rejection Code->Off Code
Phone User Interface:
Menu->Features->Anonymous Call->Reject Off Code
To configure anonymous call rejection via web user interface:
1. Click on Account->Basic.
2. Select the desired account from the pull-down list of Account.
3. Select the desired value from the pull-down list of Local Anonymous Rejection.
4. Select the desired value from the pull-down list of Send Anonymous Rejection
code.
5. (Optional.) Enter the Send Anonymous Rejection on code in the On Code field.
6. (Optional.) Enter the Send Anonymous Rejection off code in the Off Code field.
7. Click Confirm to accept the change.
To configure anonymous call rejection via phone user interface:
1. Press Menu->Features->Anonymous Call.
2. Press
field.
272
Parameters
or , or the Switch soft key to select the desired line from the Line ID
Permitted Values Default