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RE: Candidate re-charter/new WG



Are these sessions/BOFs already scheduled? I didn't find anything at
http://www.ietf.org/meetings/agenda.html

Thanks
Christian

> -----Original Message-----
> From: Ian Cooper [mailto:icooper@equinix.com]
> Sent: Friday, November 03, 2000 12:10 PM
> To: wrec@cs.utk.edu
> Cc: Patrik Fältström; Ned Freed; cdn@ops.ietf.org;
> ietf-openproxy@imc.org
> Subject: Candidate re-charter/new WG
> 
> 
> Now that we appear to have gotten to the end of the WREC work 
> items (there 
> will be a new version of the Known Problems document - just 
> changing the 
> order of things as an outcome of the Pittsburgh meeting - 
> submitted in the 
> next few days), we need to decide how to move on.
> 
> Below is a candidate (re)charter to take WREC forward as the "Web 
> Infrastructure" group (thanks to those who have given input of their 
> varying types).  As you'll see, the idea is to take on two 
> work items that 
> we believe are essential for web infrastructure going forward.
> 
> There is some cross over with the invalidation protocol with the CDNP 
> folks.  Since such a protocol is applicable to both areas, 
> and since the 
> CDNP folks look to have plenty of other interesting things to 
> work on, 
> WREC/WEBI appears to be a good place to work on this essential issue.
> 
> Likewise, there is some degree of cross over with the intermediary 
> discovery protocol.  In order to have some hope of moving away from 
> interception proxy environments, we need to help user agents find 
> intermediates (proxies, extensible proxies, surrogates).  
> Given that this 
> is an area where two proposed WGs (CDNP, OPES) would also 
> have an interest, 
> and since it doesn't appear to be directly in scope for 
> either, we feel 
> that WREC/WEBI is the best place for this.
> 
> Why the name change?  As (caching) proxies and surrogates 
> become essential 
> components in the web infrastructure we need to examine interactions 
> between these systems.  "Web Replication and Caching" doesn't seem a 
> sufficiently descriptive group name.  There also appears to 
> be a general 
> feeling of WREC=bad (and the name when spoken doesn't help 
> any) that we'd 
> like to try and move away from.
> 
> At present it's not totally clear whether we should be going 
> direct to a 
> working group in San Diego, or whether we should go through a 
> BoF stage to 
> discuss the area and determine whether the group is necessary 
> (and if not 
> where the work items should be handled).
> 
> Apologies for the short notice, but obviously we need to get 
> an idea of 
> what we're doing in time to request a meeting in San Diego.  
> Truncating the 
> distribution to the WREC list (the "webi" list has *not* been 
> set up yet) 
> would probably be a good idea.  (I'd set a Reply-To but I 
> don't know how to 
> drive that part of my mail agent ;-) )
> 
> Comments please!
> 
> 
> --------------------------->8---------------------------------
> ----------
> 
> Web Infrastructure (webi)
> 
> Co-chairs:
>     Mark Nottingham <mnot@akamai.com>
>     Ian Cooper <icooper@equinix.com>
> 
> Mailing Lists: [TENTATIVE]
>     General Discussion: webi@equinix.com
>     To Subscribe: webi-request@equinix.com
>     Archive: ftp://ftp.ietf.org/ietf-mail-archive/webi
> 
> Description of Working Group:
> 
> This working group will address specific issues identified by 
> the WREC 
> working group in the world wide web infrastructure, providing generic 
> mechanisms which are useful in several application domains (proxies, 
> content delivery surrogates).
> 
> Work items for this group will be:
> 
> 1) An invalidation protocol to provide a strong cache 
> coherence mechanism
>     while avoiding the latency penalty of validation, usable 
> in proxy as well
>     as surrogate configurations.
> 
> 2) An intermediate service discovery mechanism, consisting of:
> 
>    a) An intermediary service description format, which describes what
>       services an intermediary or arbitrary group of intermediaries is
>       willing to provide, and
> 
>    b) A discovery protocol for locating relevant service 
> descriptions within
>       a single administrative domain.
> 
>    Both components will take into consideration current 
> practice, related
>    work in the IETF, and a reasoned set of requirements, 
> which will include
>    the need to provide a reasonable alternative to 
> interception proxies.
> 
> Service discovery, and other issues pertaining to 
> coordination between 
> multiple administrative domains are explicitly out of scope 
> of this group.
> 
> Protocols associated with the provisioning of value added services, 
> including the vectoring of adaptation requests to other 
> devices, is also 
> out of scope for this group.
> 
> 
> Goals and Milestones:
> 
> Feb 01: Requirements document for intermediary discovery and 
> description
> Feb 01: First draft invalidation protocol
> Mar 01: Meet at Minneapolis IETF
> Apr 01: First draft intermediary discovery protocol
> Jul 01: First draft intermediary description mechanism
> Aug 01: Meet at London IETF
> Dec 01: Invalidation protocol finalized
> Dec 01: Salt Lake City
> Jan 02: Intermediary discovery protocol finalized
> Mar 02: Intermediary description mechanism finalized
> Apr 02: Re-charter
> 
> 
>