User Guide SIP-T28P IP Phone64You can use anonymous call feature to block the identity and phone number fromshowing up to the called party when you call someone. For example, you want to call toconsult some of the services, but you don’t want to be harassed.NoteTo configure anonymous call via phone user interface:1. Press Menu->Features->Anonymous Call.2. Press or , or the Switch soft key to select the desired line from the Line IDfield.3. Press or , or the Switch soft key to select Enable from the Anonymous Callfield.4. (Optional.) Enter the anonymous call on code in the Call On Code field.5. (Optional.) Enter the anonymous call off code in the Call Off Code field.6. Press the Save soft key to accept the change or the Back soft key to cancel.You can also configure anonymous call via web user interface at the pathAccount->Basic.To place an anonymous call:1. Using the specific line on the phone to place a call to phone B.The LCD screen of phone B prompts an incoming call from anonymity.The anonymous call feature is not available on all servers. Contact your systemadministrator for the anonymous call on code and off code.