Pcm File Requirements For Custom Ring Types; Configuring A Custom Phone Ring; Configuring The Idle Display - Cisco 6921 Administration Manual

Chapter 6 Customizing the Cisco Unified IP Phone

PCM File Requirements for Custom Ring Types

The PCM files for the rings must meet the following requirements for proper playback on
Cisco Unified IP Phones:
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Configuring a Custom Phone Ring

To create custom phone rings for the Cisco Unified IP Phone, follow these steps:
Procedure
Create a PCM file for each custom ring (one ring per file). Ensure the PCM files comply with the format
Step 1
guidelines that are listed in the
Upload the new PCM files that you created to the Cisco TFTP server for each Cisco Unified
Communications Manager in your cluster. For more information, see the
in the Cisco Unified Communications Operating System Administration Guide.
Step 2 Use an text editor to edit the DistinctiveRinglist.xml file. See the
Requirements" section on page 6-2
DistinctiveRinglist.xml file.
Step 3 Save your modifications and close the DistinctiveRinglist.xml file.
Step 4 To cache the new DistinctiveRinglist.xml file, stop and start the TFTP service by using Cisco Unified
Serviceability or disable and re-enable the "Enable Caching of Constant and Bin Files at Startup" TFTP
service parameter (located in the Advanced Service Parameters).

Configuring the Idle Display

You can specify an idle display (text only; text-file size should not exceed 1M bytes) that appears on the
phone LCD screen. The idle display is an XML service that the phone invokes when the phone has been
idle (not in use) for a designated period and no feature menu is open.
For detailed instructions about creating and displaying the idle display, refer to Creating Idle URL
Graphics on Cisco Unified IP Phone at this URL:
Cisco Unified IP Phone 6921, 6941, and 6961 Administration Guide for Cisco Unified Communications Manager 7.1 (SCCP)
OL-19025-01
Raw PCM (no header)
8000 samples per second
8 bits per sample
uLaw compression
Maximum ring size—16080 samples
Minimum ring size—240 samples
Number of samples in the ring is evenly divisible by 240.
Ring starts and ends at the zero crossing.
To create PCM files for custom phone rings, you can use any standard audio editing packages that
support these file format requirements.
"PCM File Requirements for Custom Ring Types" section on page
for information about how to format this file and for a sample
Configuring the Idle Display
"Software Upgrades"
"DistinctiveRingList File Format
6-3.
chapter
6-3