43Copyright © 2005 Nokia. All rights reserved.4. To switch between several active sessions, select Swap.5. To end the active session, select Deactiv..If you have other active sessions, the phone moves to the next session.If there are no other sessions, the phone displays a note stating that there areno active sessions.6. To exit the push to talk application, select Options→Exit.Receiving a push to talk callA short tone notifies you of an incoming group or a one-to-one call. Press Acceptto receive the call or Silence to reject it.When receiving a group call, the group name and the nickname of the caller aredisplayed. When receiving a one-to-one call from a person whose information youhave saved in Contacts, the saved name is displayed if identified; otherwise, onlythe nickname of the caller is displayed.Callback requestsSelect Options→PTT contacts or PTT log.Sending a callback requestIf you make a one-to-one call and do not get a response, you can send a requestfor the person to call you back. You can send a callback request in different ways:• To send a callback request from the contacts list in the Push to talk menu,select Options→PTT contacts. Scroll to a contact and select Options→Sendcallback req..