[VOIPSEC] SDP format for SRTP in SIP

Dan Wing dwing at cisco.com
Thu Nov 3 09:58:14 CST 2005


> SRTP does not contain a key management protocol and leaves 
> key management (
> i.e. key negotiation and exchange) up to the implementors. 
> This means that
> you have more than one choices to use in order to negotiate keys for
> subsequent SRTP sessions. The contents of the SDP will depend upon the
> choice of key management scheme. Please see the IETF drafts 
> and RFCs related
> to key management.

The drafts are

  draft-ietf-mmusic-kmgmt-ext-15.txt
and
  draft-ietf-mmusic-sdescriptions-12.txt 

-d

> Also, IETF is not the only body working on these
> standards, 3GPP is another standards body.
> 
> Regards,
> Pankaj
> 
> On 11/3/05, Santosh V Prasad <santosh.vp at globaledgesoft.com> wrote:
> >
> > HI,
> >
> > Can any tell me what is the SDP format for SRTP in SIP.
> > i.e. how the ethreal capter looks like for SRTP while negotiating.
> >
> >
> > Regards,
> > Santosh
> >
> > _______________________________________________
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> > Voipsec at voipsa.org
> > http://voipsa.org/mailman/listinfo/voipsec_voipsa.org
> >
> 
> 
> 
> --
> Pankaj Shroff
> shroffG at Gmail.com
> _______________________________________________
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> Voipsec at voipsa.org
> http://voipsa.org/mailman/listinfo/voipsec_voipsa.org




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