Re: A couple of annoying F8t3 things

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On Thu, 2007-10-25 at 18:55 +0800, John Summerfield wrote:
> Rodd Clarkson wrote:
> 
> >>
> > 
> > [rodd@localhost ~]$ time host home.gateway
> > home.gateway has address 192.168.1.254
> > ;; Warning: short (< header size) message received
> > ;; connection timed out; no servers could be reached
> > ;; Warning: short (< header size) message received
> > ;; connection timed out; no servers could be reached
> > 
> > real    0m20.050s
> > user    0m0.002s
> > sys     0m0.005s
> > [rodd@localhost ~]$ time host 192.168.1.254
> > 254.1.168.192.in-addr.arpa domain name pointer home.gateway.
> > 
> > real    0m0.066s
> > user    0m0.004s
> > sys     0m0.005s
> > [rodd@localhost ~]$ time host 192.168.1.100
> > ;; Warning: short (< header size) message received
> > ;; connection timed out; no servers could be reached
> > 
> > real    0m10.009s
> > user    0m0.004s
> > sys     0m0.006s
> > [rodd@localhost ~]$ 
> >> Those timeouts look to me to be your problem. You can try running 
> >> tcpdump on the server. Read the docs, but it's something like this:
> > 
> > Yeah, it would appear to be.  Sadly 192.168.1.254 is a wireless internet
> > router, so I don't have much control there.
> 
> Well, you can install bind and cacheing-nameserver, and configure your 
> own zones.
> 
> It's educational, earns geek points:-)
> 
> 
> 
> >>>>>> Do you control the mail server?
> >>>>> Yes?
> >>>> Can your mail server resolve the IP addresses of your clients?
> >>> Nope.
> >> That's probably part of the problem. Can you fix that?
> > 
> > The mail server is in Western Australia (like you ;-] ) so it doesn't
> > really need to be able to resolve my local IP stuff does it?
> 
> It probably wants to resolve the IP address of its client; mostly in 
> these circles folk on a LAN are using NAT and so the IP address it sees 
> is your gateway to the net, js.id.au in my case, 125.168.4.115 in yours. 
> 125.168.4.115 resolves, so that shouldn't be the problem.
> 
> Could you run this command while you send some email:
> 
> tcpdump -i any -A -s 9999 -ttt port 25  and host 192.168.1.100
> 
> 
> That will show you the traffic, in ascii.
> 
> What you ware looking for is something like
> ehlo 192.168.1.100
> and that's wrong, the text after ehlo should be resolvable.
> 
> Can you send through Wholesale Communications Group to see whether 
> that's better?
> 
> Now I really must go.

Oh, you mean what outgoing mail server do I use.  In this case it's the
ISP's, so I don't have access.


R.


-- 
"It's a fine line between denial and faith.
 It's much better on my side"

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