[Kamailio-Users] [OpenSIPS-Users] [OT] about scalability, experiences, demands

[Alex G]

well put dan! I really don't understand why you would bother bringing this
to our attention at all Henning.

On Fri, Nov 14, 2008 at 11:12 PM, Dan Pascu <dan at ag-projects.com> wrote:

>
> I fail to see what worries you if all is fine and dandy in paradise. Don't
> mind us, we are just a bunch of loonies with weird ideas anyway.
>
> On Friday 14 November 2008, Henning Westerholt wrote:
> > Hello all,
> >
> > recently some statement came to my attention that "there is a common
> > consent that the current design/architecture of [..] OpenSER (inherited
> > from SER) is no longer able to deliver and to meet the present
> > requirements and demands".
> >
> > I don't want to argue that much about this opinion, in fact the demands
> > to a Voice over IP solution depends very much on the certain setup. But
> > i want to share some details from my experiences in developing and
> > operating a big VoIP infrastructure here at 1&1.
> >
> > We've about 2 million customers on our platform, that uses over 5
> > million individual numbers and terminate about 1 billion minutes per
> > month. We're able to provide a good service with the actual
> > architecture of OpenSER without any real problems. Of course there is
> > always some room for improvements, but so far the main challenges we
> > faced were not in the scalability or performance areas. More important
> > issues are e.g. the inherent complexity of the SIP protocol and the
> > maintainance of a good quality assurance and integration process.
> >
> > We started some years ago with OpenSER 0.9.5, which we then extended a
> > lot in house. For example we implemented more than 25 own modules, a
> > own path implementation, did a lot of bug fixing and workarounds for
> > certain problems we've found. We're able to reduce this amount of
> > proprietary code a lot in the past, because of progress in the OpenSER
> > development, intregration of our "key" modules and a lot of other
> > contributions. We're using now something between OpenSER 1.3 and
> > Kamailio 1.4 with only a few private extensions.
> >
> > So in my opinion the actual design of our server is not "[..] an
> > inevitable dead-end that needs to be avoided.". I rather think that
> > we'll be able with continuing improvements to tackle the upcoming
> > challenges well, especially as we will work together in the future with
> > the SER developers in improving important areas of this software.
> >
> > But this is just my personal opinion, everybody is of course free to
> > have their own position.
> >
> > With best regards,
> >
> > Henning Westerholt
>
>
>
> --
> Dan
>
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