Hi Rich,

Yes, you're understanding is right.

  Martin

[email protected]

NEC Laboratories Europe - Network Research Division
NEC Europe Limited | Registered Office: NEC House, 1 Victoria Road, London W3 
6BL | Registered in England 2832014 

> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf Of
> Woundy, Richard
> Sent: Thursday, March 18, 2010 2:38 PM
> To: Martin Stiemerling; [email protected]
> Subject: Re: [alto] Error handling in the ALTO protocol (-03)
> 
> Martin, I assume in your proposal that ALTO would still leverage the
> appropriate HTTP error codes as well as add ALTO error codes /
> information?
> 
> I think we want to keep the HTTP error codes so that intermediaries (eg
> caches) handle errors the right way as well.
> 
> -- Rich
> 
> 
> ----- Original Message -----
> From: [email protected] <[email protected]>
> To: [email protected] <[email protected]>
> Sent: Thu Mar 18 07:29:18 2010
> Subject: [alto] Error handling in the ALTO protocol (-03)
> 
> Hi all,
> 
> While reading draft-ietf-alto-protocol-03 is stumbled over the error
> handling.
> 
> It seems that the error handling of ALTO relies on the http error
> codes, but does not provide its own error code or proceed.
> 
> I see this a shortcoming of the current design and also as not
> favourably.
> 
> This mixes transport related error messages (e.g., 404 not found, i.e.,
> the general alto resource your asking for isn't here) and errors
> related the actual ALTO handling (e.g., asking guidance for private or
> reserved IP addresses that cannot be rated by ALTO, syntax errors, or
> not understood objects).
> 
> My proposal:
> - separate both levels clearly
> - define an error object for cases where no or only a partial answer
> can be given
> - define that the server can deliver some information he has understood
> (e.g., some IP addresses) within the given semantics, as defined in the
> draft as is.
> 
>   Martin
> 
> [email protected]
> 
> NEC Laboratories Europe - Network Research Division
> NEC Europe Limited | Registered Office: NEC House, 1 Victoria Road,
> London W3 6BL | Registered in England 2832014
> 
> 
> _______________________________________________
> alto mailing list
> [email protected]
> https://www.ietf.org/mailman/listinfo/alto
> _______________________________________________
> alto mailing list
> [email protected]
> https://www.ietf.org/mailman/listinfo/alto
_______________________________________________
alto mailing list
[email protected]
https://www.ietf.org/mailman/listinfo/alto

Reply via email to