• 8 bits per sample
• Mu-law compression
• Maximum ring size = 16080 samples
• Minimum ring size = 240 samples
• Number of samples in the ring = multiple of 240.
• Ring start and end at zero crossing.
To create PCM files for custom phone rings, use any standard audio editing package that supports these file
format requirements.
Customize the Dial Tone
You can set up your phones so that users hear different dial tones for internal and external calls. Depending
upon your needs, you can choose from three dial tone options:
• Default: A different dial tone for inside and outside calls.
• Inside: The inside dial tone is used for all calls.
• Outside: The outside dial tone is used for all calls.
Always Use Dial Tone is a required field on Cisco Unified Communications Manager.
Procedure
Step 1
In Cisco Unified Communications Manager Administration, select
System
>
Service Parameters
.
Step 2
Select the appropriate Server.
Step 3
Select
Cisco CallManager
as the Service.
Step 4
Scroll to the Clusterwide Parameters pane.
Step 5
Set
Always Use Dial Tone
to one of the following:
• Outside
• Inside
• Default
Step 6
Select
Save
.
Step 7
Restart your phones.
Cisco IP Conference Phone 8832 Administration Guide for Cisco Unified Communications Manager
87
Cisco IP Conference Phone Administration
Customize the Dial Tone
