[Standards] LAST CALL: XEP-0220 (Server Dialback)

Joe Hildebrand hildjj at gmail.com
Mon Nov 17 16:36:20 CST 2008


On Nov 17, 2008, at 3:24 AM, Philipp Hancke wrote:

> I have not seen any strictly separated inbound and outbound boxes for
> quite some time. Even gmail does not use this feature (they connect  
> from
> 209.85.163.125, aka xmpp-server4.l.google.com (which is contained in  
> the
> set of names returned when looking up _xmpp-server._tcp.gmail.com).
>
> There is another reason why dialback is better than a simple dns  
> lookup.
> It protects against evil shell users on the originating server that  
> are
> able to open connections using its address.

Since there exists a good reason that we agree on, we don't have to  
agree on the first one. :)


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