Re: [Serusers] why combine ser with asterisk

I'm still learning myself, but SEMS (iptel.org/sems) seems to offer many of the media- and/or b2bua-functions that Asterisk do. ///Fredrik ----- Original Message ----- From: "SIP" <sip(a)arcdiv.com> To: "Nhadie" <nhadie(a)tbgi.net.ph> Cc: <asterisk-users(a)lists.digium.com>om>; <serusers(a)lists.iptel.org> Sent: Thursday, August 23, 2007 1:38 PM Subject: Re: [Serusers] why combine ser with asterisk > Asterisk is an excellent PBX system, and makes a very good endpoint in > the SIP chain for all sorts of things -- IVR systems, voicemail > applications, automated messages, etc. > > It has an extremely well-written CDR engine, so many people mesh it with > billing applications to produce accurate accounting information. It also > is fully aware of the media stream, which means it's capable of cutting > off a call mid-stream, injecting audio into the call, etc, etc. > > Programming for Asterisk addons can be easily done in just about any > language, and it meshes well with the overall structure. Programming for > SER is... not so simple. > > As for running them both on the same box, the biggest problem would be > resources. Unlike SER, Asterisk is not designed to be a carrier-grade > SIP proxy. If you're actually proxying the media stream, you'd be > hard-pressed to squeeze more than 150 simultaneous calls out of Asterisk > on even the beefiest of hardware. Add SER to the same box, and you will > quickly run into resource problems in medium-sized environments. It also > doesn't have a lot of the SIP proxy functionality that SER has. > > If you're careful, you can configure Asterisk NOT to handle the media > stream and still use it for prepaid solutions (using astcc or > asterisk-b2bua), and this will save you bandwidth (but you'll still > likely run into NAT issues that need to be dealt with somehow) and still > let you use Asterisk as an in-between point. > > Together, Asterisk and SER make a very powerful combination for > providing a full suite of services to clientele, and each plays well off > the other's strengths. > > N. > > > > Nhadie wrote: > >> Hi All, >> >> What's the advantage of combining ser with asterisk? I always see >> comments like using ser with asterisk is a very good solution etc. etc. >> the thing i liked with ser is that it does not do codec translation, >> which saves me cpu usage and also bandwidth. if i combine it with >> asterisk, would it not use codec translation? >> >> i also read that there is also a problem when ser and asterisk is >> run on >> the same machine, why is it so? >> if use prepaid billing solution for asterisk like astcc, would i >> then be >> able to provide prepaid service? >> >> soryy for asking too much, i'd just like to really understand it. Thank >> You in advanced. >> >> Regards, >> Nhadie >> _______________________________________________ >> Serusers mailing list >> Serusers(a)lists.iptel.org >> http://lists.iptel.org/mailman/listinfo/serusers >> >> > _______________________________________________ > Serusers mailing list > Serusers(a)lists.iptel.org > http://lists.iptel.org/mailman/listinfo/serusers > >