Nokia 7270 User Guide 65 Copyright © 2004 NokiaPush to talk2 Scroll to the member whose contact information you want to save, and select Options.3 Select Save as to add a new contact.4 Select Add to contact to add a PTT address to a name in Contacts.• Create and set up groupsWhen you call a group, all members joined to the group hear the call simultaneously.Each member in the groups is identified by a nickname, which is shown as a calleridentification. Group members can choose a nickname for themselves in each group.Groups are registered with a URL address. One user registers the group URL in thenetwork by joining the group session the first time.There are three types of PTT groups:• Provisioned groups are closed groups that allow only selected participantsprovisioned by the service provider to join the groups.• Ad hoc groups are groups that the users can create. You can create your owngroup, and invite members to the group.• Ad hoc pro groups are groups you can create from members in a provisioned group.For example, a business can have a closed group, plus separate groups created forcertain business functions.• Add a group1 Select Menu > Push to talk > Add group > Guided.2 To set the security level for the group, select Open group or Secured group.If you select Secured group, the phone automatically creates a scrambled part tothe group address that the members cannot view when they receive the invitationto the group. Only the person who creates the secured group, can invite moremembers to the group.3 Key in the name for the group, and select OK.4 Select the status for the group: Default, Listened, or Inactive. The phone indicatesthat the group is saved and its status. Default and Listened are active groups.When you press the PTT key to make a group call, the default group is called if youhave not scrolled to any other group or contact.5 To send an invitation to the group, select Yes when the phone requests for sendingan invitation. You can send the invitation using a text message or infrared.The members you invite to the open groups can also invite more members to the group.• Receive an invitationWhen you receive a text message invitation to a group, Group invitation receivedis displayed.• To view the nickname of the person who sent the invitation and the group addressif the group is not a secured group, select View.