Re: [Ice] Trickle ICE review

Ah, I see what you mean now.

In that case, could we just define "ICE session" as the something like
"stuff until the next ICE restart or the termination of all ICE activity by
this agent"?

On Thu, Mar 30, 2017 at 6:20 AM Christer Holmberg <
christer.holmberg@ericsson.com> wrote:

> Hi,
>
>
>
> My point is that you can end a session without doing a re-start.
>
>
>
> Regards,
>
>
>
> Christer
>
>
>
> *From:* Peter Thatcher [mailto:pthatcher@google.com]
> *Sent:* 30 March 2017 04:10
> *To:* Christer Holmberg <christer.holmberg@ericsson.com>; Ari Keränen <
> ari.keranen@ericsson.com>; Peter Saint-Andre <stpeter@stpeter.im>
>
>
> *Cc:* ice@ietf.org
> *Subject:* 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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