P u s h t o t a l k80 Copyright © 2006 Nokia. All rights reserved.■ PTT channelsWhen you call a channel, allmembers joined to the channelhear the call simultaneously.There are three types of PTTchannels:Provisioned channel — Apermanent channel created by theservice provider.Public channel — Every channelmember can invite other persons.Private channel — Only personswho receive an invitation from thechannel creator can join in.Add a channelTo add a public or private channel,select Menu > Push to talk > Addchannel, and edit the settings inthe form fields:Channel status: — Select Active orInactive.Chnl. nickname: — Enter yournickname for the channel.Chnl. security: — Select Publicchannel or Private channel.To send an invitation to the group,select Yes when the phonerequests it. You can send theinvitation using SMS.To add a provisioned channel,select Menu > Push to talk > Addchannel > Options > Edit add.manually. Enter the channeladdress provided by your serviceprovider.Receive an invitationWhen you receive a text messageinvitation to a group, Channelinvita-tion received: is displayed.1. To view the contact who sentthe invitation and the channeladdress if the group is not aprivate channel, select View.2. To add the channel to yourphone, select Save.3. To set the status for thechannel, select Active orInactive.4. To reject the invitation, selectView > Discard > Yes.■ PTT settingsThere are two kinds of PTTsettings: settings for connectingto the service and settings for use.You may receive the settings forconnecting to the service fromyour network operator or serviceprovider. See “Configurationsettings service” p. 14. You canenter the settings manually. See“Configuration” p. 64.To select the settings forconnecting to the service, selectMenu > Push to talk > Config.