[Fwd: Re: [xmppwg] subdomains (fwd)]

Peter Saint-Andre stpeter at jabber.org
Mon Nov 7 17:29:29 CST 2005


Matthias Wimmer wrote:
> 
> 
> ------------------------------------------------------------------------
> 
> Subject:
> Re: [xmppwg] subdomains (fwd)
> From:
> Matthias Wimmer <m at tthias.net>
> Date:
> Tue, 08 Nov 2005 00:27:16 +0100
> To:
> Peter Saint-Andre <stpeter at jabber.org>
> 
> To:
> Peter Saint-Andre <stpeter at jabber.org>
> 
> 
> Hi Peter!
> 
> Peter Saint-Andre schrieb:
> 
>>>>    If the hostname of the domain identifier portion of the JID 
>>>> contained
>>>>    in the 'to' attribute matches a subdomain of one of the configured
>>>>    hostnames of the server itself, the server MUST either process the
>>>>    stanza itself or route the stanza to a specialized service that is
>>>>    responsible for that subdomain (if the subdomain is configured), or
>>>>    return an error to the sender (if the subdomain is not configured).
>>>>
>>> No, it says subdomains of the server name, which in my case would 
>>> include
>>> dev.cam.ac.uk.
>>
>>
>> No, with all due respect, you are wrong.
>>
>> The text says "configured hostnames of the server", where the "server" 
>> means an XMPP server as defined in the spec (not some generalized 
>> domain name) and the subdomains include only those subdomains that are 
>> configured into the server as hostnames for which the XMPP server is 
>> responsible. If dev.cam.ac.uk is not configured into the XMPP server 
>> cam.ac.uk as one of the main server's configured subdomains, then the 
>> cam.ac.uk server should treat dev.cam.ac.uk as a foreign domain. Even 
>> though dev.cam.ac.uk may happen to look like a configured subdomain, 
>> that resemblance is purely incidental and dev.cam.ac.uk is not a 
>> configured subdomain.
> 
> 
> Well English is not my native language, so I might understand it wrong. 
> But I read it the same way as Tony.
> 
> It is not "configured hostnames of the server" but "a subdomain of one 
> of the configured hostnames of the server". I read this as "any 
> subdomain of a configured hostname". Therefore the hostnames have to be 
> the configured thing, not the subdomains.
> 
> That's not what is implemented in our current servers, but I think, that 
> Tony is right, that this is what is in the RFC.

Aha, I had never read it that way. I guess some clarification is in 
order. My apologies to Tony for saying he was wrong. :-)

Peter

-- 
Peter Saint-Andre
Jabber Software Foundation
http://www.jabber.org/people/stpeter.shtml
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