[Freeswitch-users] In proxy_media mode, RTCP is not proxied or activated

Brian West brian at freeswitch.org
Mon Feb 27 20:58:54 MSK 2017


zrtp passthru requires the zrtp-hash in the SDP on invite and the 200OK
from the remote end, I highly suspect you're using a client that doesn't
include this sdp attribute and the reason you have to force proxy media on.

/b


On Mon, Feb 27, 2017 at 11:19 AM, Sergey Safarov <s.safarov at gmail.com>
wrote:

> Hello Michael
> I confirm that zrtp paththrue is not work as expected and required to
> enable proxy media from zrtp code match on sip device's
>
> пн, 27 февр. 2017, 19:32 Michael Jerris <mike at jerris.com>:
>
> what are “custom algorithms”?
>
>
> > On Feb 26, 2017, at 9:01 PM, Richard Chan <richard at treeboxsolutions.com>
> wrote:
> >
> > Hi,
> >
> > The use case is: customer wants the ability to use custom algorithms in
> their UAs (don't ask!?) without a crypto bridge in the B2BUA. Any
> suggestions? Originally, I thought proxy media would do the trick - pass
> media packets without any attempt at interpretation but I noticed RTCP
> wasn't being  activated (I think it was back in the 1.2.x days, I have an
> ancient 1.2.5 that does activate RTCP). Any suggestions?
> >
> > ( We haven't looked at ZRTP fully, but validating the session string/PIN
> seems to make it a non-starter in the customer's use case.)
> >
> > ​Richard
>
>
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