Hi Jeff, Andrei, the author of the memchached module is working on this right now. I guess this will be ready soon ;)
Regards, Bogdan Jeff Pyle wrote: > Hi Bogdan, > > Just curious if you had a chance to see what the status is of this SDP > manipulation code. > > > Thanks, > Jeff > > > > On 6/15/09 6:36 PM, "Bogdan-Andrei Iancu" <[email protected]> wrote: > > >> Hi Jeff, >> >> I have some code from last year - let me check it out and see what is >> the status. >> >> Regards, >> Bogdan >> >> Jeff Pyle wrote: >> >>> Hi Bogdan, >>> >>> It¹s been a little while since we talked about this. I was wondering >>> if there was anything in the works to detect and/or manipulate the >>> codecs present in an SDP. >>> >>> >>> >>> - Jeff >>> >>> >>> >>> On 2/1/09 4:08 AM, "Steve Kurzeja" <[email protected]> wrote: >>> >>> This idea is quite standard in SBCs, typically called codec >>> profiles, where you permit only certain codecs to be passed >>> through the SBC in an INVITE and all the rest are stripped out. >>> >>> We use it to get around interop issues with certain codecs. E.g. >>> we have some end devices/customers that have issues using g729a so >>> we choose to remove this codec for these specific endpoints. >>> >>> The poor man's method to implementing this is just doing header >>> manipulations in the SDP but it would be nice to be standardized. >>> >>> Regards, >>> Steve >>> >>> >>> On Fri, Jan 30, 2009 at 2:20 AM, Jeff Pyle >>> <[email protected]> wrote: >>> >>> Hi Bogdan, >>> >>> I'm looking for the ability to selectively remove codec >>> advertisements from >>> the SDP. For example, if my customer sends a call to me for PSTN >>> termination he may advertise G711 and G729, with G711 >>> preferred. By looking >>> at the number of existing dialogs I may know that he's running >>> low on >>> bandwidth, so I would like to suppress the G711 advertisement >>> ultimately >>> causing a 200 OK from the carrier with G729. >>> >>> Generically, in this application we're looking only to >>> suppress G711 at >>> certain times. >>> >>> I understand normally codec selection is done completely by >>> the gateway >>> device. However, my gateway devices aren't smart enough to >>> take bandwidth >>> utilization into consideration when choosing which codecs to >>> advertise. I'm >>> hoping my proxy might be. :) >>> >>> Does that make sense? >>> >>> >>> >>> - Jeff >>> >>> >>> >>> On 1/29/09 5:04 AM, "Bogdan-Andrei Iancu" >>> <[email protected]> wrote: >>> >>> >>>> Hi Jeff, >>>> >>>> right now there is only available some functionality to check >>>> >>> the codecs >>> >>>> (to see what codecs are advertised in the SDP)... What >>>> >>> exactly are you >>> >>>> looking for (like codec ops) ? >>>> >>>> Regards, >>>> Bogdan >>>> >>>> Jeff Pyle wrote: >>>> >>>>> Bogdan, >>>>> >>>>> Some months back you mentioned an upcoming feature that >>>>> >>> would allow >>> >>>>> Opensips to manipulate the codecs present in the SDP. Just >>>>> >>> wondering >>> >>>>> if there is anything available to test yet. This feature, in >>>>> combination with dialog contexts, will be of great use to us >>>>> >>> to allow >>> >>>>> us to take a guess at the bandwidth consumption for a particular >>>>> customer and force the use of a compressed codec if necessary. >>>>> >>>>> >>>>> Thanks, >>>>> Jeff >>>>> > > > _______________________________________________ Users mailing list [email protected] http://lists.opensips.org/cgi-bin/mailman/listinfo/users
