[Standards] UPDATED: XEP-0156 (A DNS TXT Resource Record Format for XMPP Connection Methods)

Peter Saint-Andre stpeter at jabber.org
Tue Jan 30 23:46:19 UTC 2007

Matthias Wimmer wrote:
> Hi Peter!
> Peter Saint-Andre schrieb:
>>> For compatibility we already have to do up to four DNS lookups:
>>> _xmpp-server SRV
>>> _jabber SRV
>> Let's deprecate _jabber SRV, shall we? I have already removed any text 
>> about it from rfc3920bis (version -01).
> I already consider it to be deprecated. What I think would be needed it, 
> that we should make an agreement between the server implementors, that 
> we will remove support for this record in future releases of our server 
> software. 

Please do.

> Especially if prominent servers as "jabber.org" would stop
> resolving this record, administrators needing a SRV record would soon 
> notice, that they have to update their DNS.

Done! :-)

> And we could create some scripts before, that check the DNS entries of 
> the peers of some servers, if they contain a _jabber._tcp SRV record, 
> but no _xmpp-server._tcp SRV record. This could be used to notify the 
> admins of such servers as well.

Great idea.

>> Even the TXT records for things like http binding will be deprecated 
>> eventually if U-NAPTR takes off. But that might take a while. In the 
>> meantime, the TXT lookups for http binding etc. are helpful.
> Yes, I agree, that for other connection methods, they are currently very 
> helpful.

We're in violent agreement, then.


Peter Saint-Andre
XMPP Standards Foundation

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