[pjsip] New features: audio latency, NAT, PRACK/UPDATE, AKA, etc.

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Hi Madhuri,

That is right, I must send 3 RTP packet for DTMF, somehow the server
sometimes not recognized my DTMF if only sending one packet.

Thanks

Yeffri

2007/10/18, Madhuri Patwardhan <madhuri_patwardhan at yahoo.com>:
> Hi,
>
> I tried the new version and some of the new features
> from the trunk. It is working fine.
>
> Few things I noticed are as follows:
>
> 1] Ticket #363: Incorrect RTP marker and timestamp in
> DTMF event/RFC 2833 packet
> Note:
> One issue that hasn't been fixed:
> RFC 2833 Section 3.6:
>     If there has been no new event in the last
> interval, the event SHOULD be retransmitted three
> times or until the next event is recognized. This
> ensures that the duration of the event can be
> recognized correctly even if the last packet for an
> event is lost
>
>
>
> I had modified code to fix the above issue mentioned
> in the Note. I had sent the modified file. Would you
> like me to send it again or send the diff of the
> files; in case it is useful for you.
>
> 2] Even after ticket #363 fix, the RTP packets of DTMF
> do not have 20 ms gap in between. They are sent all
> bundled together with no nice timing between them. I
> had added delay with Pa_sleep() to generate the 20 ms
> gap between the packets.
>
>
> Thanks for the good software. It is working great.
>
> Madhuri
>
> --- Benny Prijono <bennylp at pjsip.org> wrote:
>
> > All,
> >
> > Just want to update with the latest development in
> > the SVN trunk.
> > There have been quite few new stuffs developed in
> > the past few
> > weeks. I'll be waiting for couple of weeks for these
> > features to get
> > matured, and hopefully we will have version 0.7.1
> > released Very Soon.
> >
> > It will be great if you could give the SVN trunk a
> > spin, so that
> > problems can be fixed before it is released.
> >
> >
> > PRACK and UPDATE
> > ----------------
> > These have been implemented in SVN trunk, including
> > the management
> > of offer and answer related to the use of these
> > methods.
> >
> [http://www.pjsip.org/trac/milestone/release-0.7.1#prack-update]
> >
> >
> > Much improved audio latency on Windows
> > --------------------------------------
> > Audio latency on Windows (Win32) has been improved
> > by several
> > hundreds milliseconds. This should make the echo
> > cancellation (AEC)
> > works better too, although WinCE applications should
> > be careful with
> > applying the settings so that it does not affect
> > audio stability.
> >
> [http://www.pjsip.org/trac/milestone/release-0.7.1#latency]
> >
> >
> > More robust NAT handling
> > ------------------------
> > There have been many improvements with NAT handling.
> > Please follow
> > this URL below for more info.
> >
> [http://www.pjsip.org/trac/milestone/release-0.7.1#nat]
> >
> >
> > Support for digest AKA authentication
> > -------------------------------------
> > Digest AKA is for authenticating against 3GPP/IMS
> > systems, and pjsip
> > supports both AKA version 1 and 2.
> >
> [http://www.pjsip.org/trac/milestone/release-0.7.1#akav1-md5]
> >
> >
> > Sending and receiving INFO
> > --------------------------
> > This is not a big deal at all, but I thought it's
> > worth mentioning
> > here since people are constantly asking about it.
> > pjsua application
> > can now send and receive DTMF INFO using the generic
> > send and
> > receive request framework.
> > [http://www.pjsip.org/trac/ticket/391]
> >
> >
> > Please find more information about features that
> > will be available
> > in 0.7.1 in
> > http://www.pjsip.org/trac/milestone/release-0.7.1
> >
> >
> > cheers
> >   -benny
> >
> > --
> > Benny Prijono
> > http://www.pjsip.org
> >
> >
> >
> > _______________________________________________
> > Visit our blog: http://blog.pjsip.org
> >
> > pjsip mailing list
> > pjsip at lists.pjsip.org
> >
> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org
> >
>
>
>
>
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