Re: [Ice] Trickle ICE review

Actually 7675 in the text seems to imply that "new session == ICE restart",
which is exactly "until a restart" means.   You're in one session until you
make a new session by doing an ICE restart.   It seems consistent to me.

On Tue, Mar 28, 2017 at 11:19 AM Christer Holmberg <
christer.holmberg@ericsson.com> wrote:

> Hi,
>
> I agree that adding a definition of "ICE session" to 5245bis is a good
> idea.
>
> However, I am not sure simply saying "until a re-start would actually
> work". You may never do a re-start - often you simply terminate the session.
>
> Also, in RFC 7675 we have the following text:
>
> "That means that a new session, or an ICE restart,..."
>
> ...which seems to suggest that a new session and an ICE restart are not
> related. However, that's probably a minor issue, and we can fix that with
> an errata if needed.
>
> Regards,
>
> Christer
>
>
>
>
> -----Original Message-----
> From: Ice [mailto:ice-bounces@ietf.org] On Behalf Of Ari Keränen
> Sent: 28 March 2017 19:43
> To: Peter Saint-Andre <stpeter@stpeter.im>; Peter Thatcher <
> pthatcher@google.com>
> Cc: ice@ietf.org
> Subject: Re: [Ice] Trickle ICE review
>
>
> > On 28 Mar 2017, at 11:27, Peter Saint-Andre <stpeter@stpeter.im> wrote:
> >
> >>> - The name "ICE negotiation session" with definition of "A virtual
> >>> session ..." is confusing.   I understand that we need a word for
> >>> "period between restarts" and "period across restarts".  But what
> >>> does "virtual" mean in this context?  And what does "negotiation"
> >>> mean in "ICE negotiation session"?  Here's a possible suggestion: call
> it
> >>> "single-exchange session".   A single-exchange session is the period
> >>> from a single exchange of ICE description until the next exchange.
> >>> A "normal" ICE session is basically a multi-exchange session.
> >>
> >>    This might be clearer:
> >>
> >>       ICE Session:  All of the ICE-related interactions between ICE
> agents
> >>          up until an ICE restart (if any).
> >>
> >>    However, that definition probably belongs in 5245bis. The term as
> used
> >>    in the Trickle specification is not limited to interactions between
> >>    Trickle ICE agents.
> >>
> >>
> >> I like that idea of using "ICE session" to mean the thing between
> >> restarts as long as it's compatible with 5245 and 5245bis and it
> >> doesn't cause confusion such that people think an "ICE session" is
> >> the time period across all ICE restarts.
> >>
> >> I originally thought it should go in 5245bis also, but Ari thought it
> >> didn't make sense there since it would never use the term after
> >> defining it.
> >
> > It's already used in 5245bis, isn't it? But we can continue to define
> > it in Trickle.
>
> It's used but not defined actually. We'll add this to the terminology of
> 5245bis.
>
>
> Cheers,
> Ari
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