[JDEV] jabberd behind NAT fails s2s interoperation

[matthew c. mead]

I do not use the -h switch.  I do have the following in
jabber.xml as an element in the <service id="sessions"> element:

<host>goof.com</host>



-matt

On Thu, Sep 26, 2002 at 12:07:28PM -0500, Justin Georgeson wrote:
> No, the receiving server does a dns lookup of the hostname given to find 
> the ip address to contact for verification. When you start jabber, do 
> you give it a -h flag? If so that value needs to resolve, via DNS to the 
> ip of your nat. If not, use the value of the <host> tag right after the 
> start of the <service id="sessions"> tag in jabber.xml. From what you 
> have said so far, you should be using goof.com as the <host>/-h value.
> 
> matthew c. mead wrote:
> > On Thu, Sep 26, 2002 at 04:58:51PM +0100, Richard Dobson wrote:
> > 
> >>>Yeah, I found that one out by trying.  I still don't see what's
> >>>going wrong.
> >>>
> >>>Does dialback require that the ip address specified by the A
> >>>record for the server name have a PTR which points back to the
> >>>server name?
> >>
> > 
> >>No you do not need a PTR but the domain your server is claiming to be needs
> >>to point to the machine you are trying to use.
> > 
> > 
> > I have an A record for goof.com that points to a NAT box.  That
> > box forwards packets on the jabber ports to a box on my internal
> > network that runs the jabber server.
> > 
> > I do not have a PTR record for the ip address that points to the
> > canonical name "goof.com."
> > 
> > Given this, I can't figure out what's wrong.  Does the dialback
> > code pass the IP address of the interface to which it is bound to
> > the remote server?  If so, this could be the problem - in my
> > case, it would be passing the internal ip address, rather than
> > the external.
> > 
> > Thanks for helping me eliminate the worry of needing a PTR
> > record.  My guess is what I've described above is happening.
> > 
> > 
> > 
> > -matt
> > 
> 
> -- 
> Justin Georgeson
> UnBound Technologies, Inc.
> http://www.unboundtech.com
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-- 
matthew c. mead

http://www.goof.com/~mmead/