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Re: [v6ops] Happy Eyeballs and SIP

Simon Perreault <simon.perreault@viagenie.ca> Mon, 07 March 2011 20:24 UTC

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Date: Mon, 07 Mar 2011 15:26:03 -0500
From: Simon Perreault <simon.perreault@viagenie.ca>
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Subject: Re: [v6ops] Happy Eyeballs and SIP
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On 03/07/2011 03:06 PM, Olle E. Johansson wrote:
> Please tell me how Ice solves the issue of a phone calling a SIP domain with both A and AAAA records for the first selected host.
> The proxy or the UA will try to contact first over one connection, time out after T1*64 and then maybe retry.
>
> As far as I know ICE handles media, but not the signalling. But I may be misunderstanding something.

You're right. Dual-stack for signalling is handled by sip-outbound.

This is a gold mine:
http://tools.ietf.org/html/draft-ietf-sipping-v6-transition

Simon
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