[H-GEN] DNS and Sendmail

Hilton Travis QuarkComputers at email.com
Mon Apr 10 00:23:48 EDT 2000


[ Humbug *General* list - semi-serious discussions about Humbug and ]
[ Unix-related topics.  Please observe the list's charter.          ]

Hi Luke,

ipchains is running on the sendmail box.  I forgot to mention this earlier.
If I use my regular ISP account, Outlook can send and retrieve mail without
any problems - it can get mail from galahad, just not send via sendmail
running on it.

- Hilton

> ummm......have a look at your firewall.
> from what you just said then it could well be that you are blocking
> yourself out and that your sendmail and dns are just unreachable.
>
> Luke
>
>
>
> On Mon, 10 Apr 2000, Hilton Travis wrote:
>
> > [ Humbug *General* list - semi-serious discussions about Humbug and ]
> > [ Unix-related topics.  Please observe the list's charter.          ]
> >
> > Hi Luke,
> >
> > > > I have been trying to set up my Linux box to process my mail.
> > > > I want to use fetchmail to suck mail from my ISP and then have
> > > > Outlook (on my main machine) connect to my Linux box to both
> > > > send and receive mail.  I have managed to struggle through
> > > > most of the sendmail info I have found, but cannot get it to
> > > > accept a connectin from Outlook to send mail through it.
> > > >
> > > > My network setup is as follows:
> > > >
> > > >  modem  - galahad.quark-au.com.local - albatross.quark-au.com.local
> > > > 56kbps  - Mandrake 7.0.2, 2.2.14     - MS Windoze 2000 Pro,
> Outlook 2000
> > > > dynamic - 192.168.100.1              - 192.168.100.11
> > > >
> > > > galahad.quark-au.com.local is also known as news, ns1 and mail
> > > >
> > > > I have got DNS (named) and sendmail running on galahad.
> When albatross
> > > > connects to galahad to send mail, albatross reports that "Your
> > > > SMTP server has not responded in 60 seconds".  As soon as Outlook
> > > > (albatross) attempts to send mail via
> mail.quark-au.com.local (galahad)
> > > > I get the following error in /var/log/messages:
> > > > galahad named[18159]: sysquery: findns error (NXDOMAIN) on
> > > > galahad.100.168.192.in-addr.arpa?
> > > >
> > > > I *thought* my DNS was set up correctly - obviously I screwed
> > > > something up.  I get the same error as above when I try to lookup
> > > > an IP with nslookup on the Windows box (albatross).  I have no idea
> > > > what this NXDOMAIN error is.
> > > >
> > > > Any help would be appreciated.  I really want to get this sendmail
> > > > thing figured out, and I think it has something to do with me
> > > > screwing up the DNS.
> >
> > > Firstly i would test that sendmail is running properly. If you ps auwx
> > > |grep sendmail, some distributions of sendmail will tell you
> if they are
> > > accepting connections on port 25. If this doesn't help try
> telnetting to
> > > port 25. If this is not up then start again....sendmail is
> not working.
> > >
> > > once you have port 25 up...test port 110. If both of these
> are up then try
> > > setting your email app to look to the IP rather the domain name.
> >
> > Well, I had noticed that ps -eaf | grep sendmail had said "accepting
> > connections", and ps auwx says "sendmail: accepting connections
> on port 25".
> > I tried to telnet to 192.168.100.1 25 and I get no connection -
> looks like I
> > have screwed up sendmail as well as my DNS!
> >
> > I'll have another look at my galahad.mc file - I'll post it if
> I can't work
> > it out.
> >
> > Thanks for your help so far,
> >
> > Regards,
> > Hilton
> >
> >
> > --
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> majordomo at lists.humbug.org.au .
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> >
>
> =====================================================
> Luke Grant
> mob#: 0413 317 952
> mail: Luke.G at uq.net.au
> =====================================================
>
>
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> * This is list (humbug) general handled by majordomo at lists.humbug.org.au .
> * Postings to this list are only accepted from subscribed addresses of
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