[Devel] discussion of roadmap for 1.3

Henning Westerholt henning.westerholt at 1und1.de
Wed May 2 17:42:26 CEST 2007


On Mittwoch, 2. Mai 2007, Klaus Darilion wrote:
> > does the current openser really blocks during TCP connection
> > establishment? We
>
> yes
>
> > plan to use TCP in the future, how critical affect this issue the actual
> > performance?
>
> it depends where you use TCP. Between proxy and gateways IMO it is ok.
> But between clients and proxy it is IMO a problem. E.g. client REGISTERs
> with TCP. For some reason the TCP connection terminates. Then,during an
> incoming call openser tries to make a new TCP connection which will fail
> as user is behind NAT. Depending on the TCP timers this will block the
> thread.

Thank you for clarifing this. We're not using NAT, but of course these issues 
could be a problem in other scenarios too.

Working in this area would be definitely good.

Cheers,

Henning



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