User Guide SIP-T28P IP Phone623. (Optional.)The SIP Server sends the first available call park extension (e.g.150), willappear on the LCD screen of phone A.4. The user on phone A walks to an available conference room where the phone isdesignated as phone C. The user dials the call park retrieve code (or the call parkextension (e.g. 150)) to retrieve the parked call.The system establishes call between phone C and B.NoteYou can press a pickup key to answer someone else’s incoming call on the phone. TheSIP-T28P IP phone supports the directed call pickup and group call pickup features.Directed call pickup is used for picking up a call that is ringing at a specific phonenumber. Group call pickup is used for picking up a call that is ringing at any phonenumber in the group. The pickup group should be predefined, contact your systemadministrator for more information.NoteDirected Call PickupTo configure a pickup key via phone user interface:1. Press Menu->Features->DSS Keys->Memory keys (or Line keys).2. Select the desired DSS key.3. Press or , or the Switch soft key to select Key Event from the Type field.4. Press or , or the Switch soft key to select Pick Up from the Key Type field.5. Press or , or the Switch soft key to select the desired line from the AccountID field.The call park feature code and call park extension are predefined on the system server.Contact the system administrator for more information.If the parked call is not retrieved within a period time assigned by the system, the phoneperforming call park feature will receive call back.If there are many incoming calls at the same time, press the pickup key on the phone willpick up the call that rings first.