Re: scope of derive

Dean Willis <[email protected]>
Newsgroups gmane.ietf.sip
Message-ID <[email protected]>
On Dec 10, 2008, at 7:32 PM, Cullen Jennings wrote:

>
> I actually don't think that is the case. My recollection, could be  
> very wrong, what that SER edits outbound, not inbound SDP. That  
> said, if SER editing my inbound SDP, it would check the signature  
> before doing so, and then go and execute my black list that rejected  
> calls at 2 am form people other than a certain set, then send the  
> call down to me. Once again, I not getting what is broken in this  
> case.
>

It's not end to end. If your UAS is checking RFC 4474, it's going to  
reject the call.

Now, did you WANT a DTLS-SRTP media fingerprint? If so, then you need  
RFC 4474 end-to-end.

--
Dean

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