[cisco-voip] g711 sample size in CCM - 10ms or 20ms

Brad Webster bwebster at qovia.com
Tue Feb 15 08:52:24 EST 2005


Wes, (et all)

 

How does the CCM examine the codec capabilities?

Is the end device queried by SCCP about the codec or does the endpoint
send some voice packets to the CCM for it to sample?

 

Thank you in advance,

Brad W.

 

the ccm.exe process examines the codec capabilities

> of each device and 

> selects the common capability, then ccm.exe sends

> the appropriate 

> message to the endpoint to transmit or receive

> audio.

> 

> Yes, it will auto negotiate.

> 

> /Wes

> 

> 

 

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