User Guide for the SIP-T28P IP Phone982. When the first party answers the call, press or the Conf soft key to place a newcall.The active call is placed on hold.3. Enter the number of the second party and press , , or the Send soft key.4. When the second party answers the call, you can consult with him or her beforeadding to the conference.5. Press or the Conf soft key again to join 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 the call is active(for example, select the call on account 1).3. Press or the Conf soft key to join the two calls in the conference on theselected account.You can press or the Hold soft key to place the conference on hold. You can pressthe Split soft key to split the conference call into two individual calls on hold. To drop theconference call, press the Cancel soft key.You can use network conference on the SIP-T28P IP phone to conduct a conference withmultiple participants.This feature allows you to perform the following: Join two calls together into a conference call. Invite another party into an active conference call.To use this feature, contact your system administrator for the network conference URI inadvance.To configure network conference via web user interface:1. Click on Account.2. Select the desired account from the pull-down list of Account.