On Thu, 2005-04-28 at 17:47 -0400, Matt Roth wrote: > Herman, > > Thanks for filling me in on the circuit switched <-> packet switched > process. I'll be taking a look into "show file formats" as well. > > >In any case this process isn't resource consuming, unless the voice > >stream is compressed when converting to VoIP. > > > Are you referring to transcoding the DS-0 channels (ie. G.711 �-law <-> > G.729) or something else. Either way, could you point out where this > process would occur in a TDM-VoIP gateway. Here is my first-pass > diagram for reference (http://home.comcast.net/~mroth01/T1-CPE.gif).
When I say compression I am referring to the conversion of the raw sound stream to a _compressed_ format. Compressed formats include g.729, iLBC, etc. These take up less bandwidth, but computational cycles need to be spent to perform the conversions. Best regards, Herman Webley _______________________________________________ Asterisk-Biz mailing list [email protected] http://lists.digium.com/mailman/listinfo/asterisk-biz
