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Re: [MMUSIC] Alissa Cooper's Discuss on draft-ietf-mmusic-ice-sip-sdp-37: (with DISCUSS and COMMENT)

Christer Holmberg <christer.holmberg@ericsson.com> Tue, 06 August 2019 16:37 UTC

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From: Christer Holmberg <christer.holmberg@ericsson.com>
To: Alissa Cooper <alissa@cooperw.in>, The IESG <iesg@ietf.org>
CC: "draft-ietf-mmusic-ice-sip-sdp@ietf.org" <draft-ietf-mmusic-ice-sip-sdp@ietf.org>, "mmusic-chairs@ietf.org" <mmusic-chairs@ietf.org>, "fandreas@cisco.com" <fandreas@cisco.com>, "mmusic@ietf.org" <mmusic@ietf.org>
Thread-Topic: Alissa Cooper's Discuss on draft-ietf-mmusic-ice-sip-sdp-37: (with DISCUSS and COMMENT)
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Date: Tue, 06 Aug 2019 16:36:51 +0000
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Subject: Re: [MMUSIC] Alissa Cooper's Discuss on draft-ietf-mmusic-ice-sip-sdp-37: (with DISCUSS and COMMENT)
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Hi Alissa,

I didn't see the second ballot email, where you had added a DISCUSS. I will address that in this reply :)

----------------------------------------------------------------------
DISCUSS:
----------------------------------------------------------------------

> Apologies for multiple ballot emails, wrapped up a bit too soon the first time.
>
> I'm confused about Section 7. The mechanisms in RFC 4091 and RFC 4092 were deprecated
> in RFC 5245, and this is mentioned in RFC 8445. Why does this specification then need to 
> additionally normatively recommend the use of ICE for dual-stack scenarios? This could be 
> interpreted as saying that ANAT is an alternative option for this use case, but it shouldn't be 
> according to RFC 8445.

You are right. My suggestion is to remove Section 7.

Regards,

Christer

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