Re: [Sipbrandy] OSRTP Question
"Ben Campbell" <ben@nostrum.com> Wed, 12 October 2016 14:42 UTC
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From: Ben Campbell <ben@nostrum.com>
To: "Asveren, Tolga" <tasveren@sonusnet.com>
Date: Wed, 12 Oct 2016 09:42:12 -0500
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Cc: "sipbrandy@ietf.org" <sipbrandy@ietf.org>, Gonzalo Camarillo <Gonzalo.Camarillo@ericsson.com>, Andy Hutton <andyhutton.ietf@gmail.com>
Subject: Re: [Sipbrandy] OSRTP Question
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That's what I was looking for. Thanks! Ben. On 12 Oct 2016, at 9:15, Asveren, Tolga wrote: > I think the concern was about the following from RFC4568 6: > “SRTP security descriptions MUST only be used with the SRTP > transport (e.g., "RTP/SAVP" or "RTP/SAVPF")” > > Having said that, I am completely in favor of progressing this > practically very useful draft ASAP. > > Thanks, > Tolga > > From: Sipbrandy [mailto:sipbrandy-bounces@ietf.org] On Behalf Of Andy > Hutton > Sent: Tuesday, October 11, 2016 2:37 PM > To: Gonzalo Camarillo <Gonzalo.Camarillo@ericsson.com> > Cc: Ben Campbell <ben@nostrum.com>; sipbrandy@ietf.org > Subject: Re: [Sipbrandy] OSRTP Question > > I am not aware that the OSRTP draft violates any normative statements > about using encryption with AVP although there was a discussion at > IETF96 about whether the SDP Answer should contain SAVP if the > answerer recognised and makes use of the a=crypto. > > This is why an update to the OSRTP draft has been suggested such that > the answer may contain AVP or SAVP which I think we should accept and > if we had to choose between AVP or SAVP in the answer I think I would > fall on the SAVP side. > > Regards > Andy > > On Tue, Oct 11, 2016 at 2:17 PM, Gonzalo Camarillo > <Gonzalo.Camarillo@ericsson.com<mailto:Gonzalo.Camarillo@ericsson.com>> > wrote: > Hi Andy, > > if you do not see any issue here, then you sure won't have any trouble > responding to Ben's original question below, which is what the ADs are > actually after, right? ;-) Thanks! > > Cheers, > > Gonzalo > > On 11/10/2016 3:56 PM, Andy Hutton wrote: >> I am not sure what this issue is here I thought we were heading >> towards >> consensus during IETF96 to make the OSRTP draft PS and get the AD's >> to >> fix the charter. >> >> We discussed the possibility of splitting the draft and taking a >> small >> draft to MMUSIC with the normative parts but I think we had consensus >> that this did not make sense and we should just fix the charter, >> >> Regards >> Andy >> >> On Fri, Oct 7, 2016 at 1:44 PM, Gonzalo Camarillo >> <Gonzalo.Camarillo@ericsson.com<mailto:Gonzalo.Camarillo@ericsson.com> >> <mailto:Gonzalo.Camarillo@ericsson.com<mailto:Gonzalo.Camarillo@ericsson.com>>> >> wrote: >> >> All, >> >> please, note that as you all know the SIPBRANDY WG is chartered >> not to >> produce PS specs. So, if we do not provide Ben with some >> arguments for >> making this draft PS, it will *not* be a PS. Comments? >> >> https://datatracker.ietf.org/wg/sipbrandy/charter/ >> <https://datatracker.ietf.org/wg/sipbrandy/charter/> >> >> > The working group is not expected to define new protocols or >> modify >> > existing ones; rather it will define practices for using >> existing >> > protocols. >> >> Thanks, >> >> Gonzalo >> >> On 23/09/2016 8:58 AM, Gonzalo Camarillo wrote: >> > Hi, >> > >> > for context, Ben's question relates to the following paragraph >> in the >> > minutes of the last SIPBRANDY session: >> > >> > >> https://www.ietf.org/proceedings/96/minutes/minutes-96-sipbrandy >> <https://www.ietf.org/proceedings/96/minutes/minutes-96-sipbrandy> >> > >> >> The group agreed on advancing the osrtp draft as Proposed >> >> Standard. However, the SIPBRANDY WG is not chartered to >> develop new >> >> protocol mechanisms. Ben, the resposible area director for the >> >> SIPBRANDY WG, will look into this and get back to the group >> with a >> >> final plan. In the meantime, the working assumption is that >> the >> >> intended status of the osrtp draft will be Proposed Standard. >> > >> > Cheers, >> > >> > Gonzalo >> > >> > On 23/09/2016 3:28 AM, Ben Campbell wrote: >> >> Hi, >> >> >> >> In the discussions about what status OSRTP should be, I was >> under the >> >> impression that people thought that the draft modified (or >> violated) >> >> some normative statement about using encryption with AVP >> rather than >> >> SAVP. Can anyone point me to the specifics? >> >> >> >> Thanks! >> >> >> >> Ben. >> >> >> >> _______________________________________________ >> >> Sipbrandy mailing list >> >> Sipbrandy@ietf.org<mailto:Sipbrandy@ietf.org> >> <mailto:Sipbrandy@ietf.org<mailto:Sipbrandy@ietf.org>> >> >> https://www.ietf.org/mailman/listinfo/sipbrandy >> <https://www.ietf.org/mailman/listinfo/sipbrandy> >> > >> >> _______________________________________________ >> Sipbrandy mailing list >> Sipbrandy@ietf.org<mailto:Sipbrandy@ietf.org> >> <mailto:Sipbrandy@ietf.org<mailto:Sipbrandy@ietf.org>> >> https://www.ietf.org/mailman/listinfo/sipbrandy >> <https://www.ietf.org/mailman/listinfo/sipbrandy> >> >> > _______________________________________________ > Sipbrandy mailing list > Sipbrandy@ietf.org > https://www.ietf.org/mailman/listinfo/sipbrandy
- [Sipbrandy] OSRTP Question Ben Campbell
- Re: [Sipbrandy] OSRTP Question Gonzalo Camarillo
- Re: [Sipbrandy] OSRTP Question Gonzalo Camarillo
- Re: [Sipbrandy] OSRTP Question Andy Hutton
- Re: [Sipbrandy] OSRTP Question Gonzalo Camarillo
- Re: [Sipbrandy] OSRTP Question Andy Hutton
- Re: [Sipbrandy] OSRTP Question Asveren, Tolga
- Re: [Sipbrandy] OSRTP Question Ben Campbell
- Re: [Sipbrandy] OSRTP Question Ben Campbell
- Re: [Sipbrandy] OSRTP Question Andy Hutton