2009/4/29 Alex Balashov <[email protected]>:
> What I meant before was that I have hacked Kamailio in the past to basically
> do this UA functionality despite it being very much a UA and not proxy thing
> to do. It originated and absorbed special re-INVITEs that were spoofed and
> basically did dlg_bye() if no response. Nasty, I know.
Be carefull with some easy attacks like this:
Phone1 Proxy PGateway
INVITE CSeq:1 -----> --------------->
<------------------- <-------- 200 OK
ACK CSeq:1 --------> --------------->
<############ RTP ###########>
BYE CSeq:1 --------> --------------->
[ ACC DONE ]
<------------------- <-- 400 Bad CSeq
( audio remains )
> In the open source cottage industry world, what B2BUA do you recommend for
> high-volume applications of this? Yate perhaps?
Not experimented too much with B2BUA in high-traffic environments :(
--
Iñaki Baz Castillo
<[email protected]>
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