Cisco Cisco Unified Wireless IP Phone 7921G - Manual (Page 72)

64 OL-16131-01
The Application Button can also be configured to start an application immediately after you press it,
or only after you hold it for several seconds.
For more information, see your system administrator.
Using the Push to Talk Service
The Push to Talk service provides immediate communication (similar to a two-way radio) with
members of your organization. Your system administrator must set up the Push to Talk service by using
an XML application, and then you must subscribe to this service.
If you want to... Then...
Access Push To
Talk service See Subscribing to Phone Services, page 86 for systems using Cisco Unified
CallManager 4.1 or later.
See Setting Up Phone Services on the Web, page 92 for systems using Cisco
Unified Communications Manager 5.0 or later.
Use Push to Talk
service 1. Choose > Push to Talk (name can vary).
Push to Talk service is active when the icon displays.
2. Use the button to start and end a transmission depending on how your
service is configured. You can also use the Talk and Stop softkeys to toggle
between transmitting and listening.
Note Your system administrator will provide detailed information about how to use
your Push to Talk service.