User Guide for SIP-T42G IP Phone493. Press or , or the Switch soft key to select Enabled from the Play Tone field.4. (Optional.) Enter the call waiting on code or off code respectively in the On Code or Off Code field.5. Press the Save soft key to accept the change or the Back soft key to cancel.ConferenceYou can create a conference with other two parties using the phone’s local conference. You can create aconference between an active call and a call on hold by pressing the Conference soft key. The SIP-T42G IP phonealso supports network conference.Local ConferenceThe SIP-T42G IP phone supports up to 3 parties (including yourself) in a conference call. This is the defaultmethod 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 the Conference soft key to place a new call.The active call is placed on hold.3. Enter the number of the second party and then press , , or the Send soft key.4. When the second party answers the call, press the Conferencesoft key again to join all parties in the conference.You can press or to see all parties in the conference.To join two calls in a conference:1. Place two calls using two different accounts on the phone (for example, place thefirst call using account 1, and then place the second call using account 2).2. Press or to select the call for conference and ensure that thecall is active (for example, select the call on account 1).3. Press the Conference soft key to join the two calls in the conference on account 1.During the conference call, you can do the following actions:• Press the Hold soft key to place the conference on hold.• Press the Split soft key to split the conference call into two individual calls on hold.• Press the Manage soft key, and then press or to select the desired party: