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■ Create and set up groups
When you call a group, all members joined to the group hear the call 
simultaneously.
Each member in the group is identified by a nickname, which is shown as a caller 
identification. 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 the 
network by joining the group session the first time.
There are three types of PTT groups:
• Provisioned groups are closed groups that allow only selected participants 
provisioned by the service provider to join.
• Ad hoc groups are groups that the users can create. You can create your own 
group, 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 and separate groups 
created for certain business functions.
Add a group
Select Menu > Push to talk > Add group. Select from the following options:
• Guided — to add a new group. To set the security level for the group, select 
Public group or Private group. If you select Private group, the phone 
automatically creates a scrambled part to the group address that the members 
cannot view when they receive the invitation to the group. Only the person