Displaying 1 result from an estimated 1 matches for "31kaudio".
2006 Dec 07
0
Requested transfer capability: 0x00 - SPEECH - How to change to 31KAUDIO?
...y Telco, and the guy did a comparison of my PRI call setup, and
other calls that pass through and get fine to the Numbers Information
Service. The only difference he could find, is that every other PBX in my
country (mostly proprietary ones, I would assume...) - Request a transfer
capability of 31KAUDIO, which I assume means 3.1KHz audio. I also assume
"SPEECH" is actually 8KHz., which is more, and probably with higher quality.
The guy at the telco said it may be the problem, maybe because the end system
cannot "reach" the desired voice quality, or whatever (he never encount...