Basic Call Features91play a warning tone when receiving another call.To configure call waiting via phone user interface:1. Press Menu->Features->Call Waiting.2. Press or , or the Switch soft key to select Enabled from the Call Waitingfield.3. Press or , or the Switch soft key to select Enabled from the Play Tone field.4. (Optional.) Enter the call waiting on code and off code respectively in the On Codeand Off Code field.5. Press the Save soft key to accept the change or the Back soft key to cancel.Call waiting is configurable via web user interface at the path Features->GeneralInformation.You can create a conference with other two parties using the phone’s local conference.You can create a conference between an active call and a call on hold (on the same oranother line) by pressing the CONF key or the Conf soft key.NoteThe SIP-T26P IP phone supports up to 3 parties (including yourself) in a conference call.This is the default method of conference called Local Conference.To set up a local conference call:1. Place a call to the first party.2. When the first party answers the call, press or the Conf soft key to place a newcall.The active call is placed on hold.Network conference is not available on all servers. For more information, contact yoursystem administrator.