RE: Problem with outbound mails
- From: Olomo Opeyemi <hoppy_lumz@xxxxxxxxx>
- To: "\[ExchangeList\]" <exchangelist@xxxxxxxxxxxxx>
- Date: Tue, 2 Jul 2002 01:16:34 -0700 (PDT)
Ross and Matt u are wonderful. U just saved my butt.
Thanks so much guys. The problem is being resolved.
=====================================================
--- Ross McPhaden <Ross.McPhaden@xxxxxxxxxxxxxxxx>
wrote:
> http://www.MSExchange.org/ - Re-Vamped!
>
>
> Try Q249104 or Q263237 but this looks like to most
> probable one Q290290
>
>
> Hope this helps
>
> Ross
>
> -----Original Message-----
> From: Walkowiak, Matt
> [mailto:Matt.Walkowiak@xxxxxxxxxxxx]
> Sent: 01 July 2002 23:09
> To: [ExchangeList]
> Subject: [exchangelist] RE: Problem with outbound
> mails
>
>
> http://www.MSExchange.org/ - Re-Vamped!
>
>
> Dunno about this error, but I did find this - it
> might help you pinpoint
> where your problem lies - good luck...
>
>
http://support.microsoft.com/default.aspx?scid=kb;EN-US;q285863
>
> Matt Walkowiak
>
> -----Original Message-----
> From: Olomo Opeyemi [mailto:hoppy_lumz@xxxxxxxxx]
> Sent: Monday, July 01, 2002 12:19 PM
> To: [ExchangeList]
> Subject: [exchangelist] RE: Problem with outbound
> mails
>
> http://www.MSExchange.org/ - Re-Vamped!
>
>
>
> Matt,
>
> Thanks so much, your tip was really useful. But I
> think the problem has to be with the DNS. I have
> this
> following error message in my Event viewer
>
> Event Type: Warning
> Event Source: MSExchangeTransport
> Event Category: Connection Manager
> Event ID: 4000
> Date: 7/1/2002
> Time: 6:11:25 PM
> User: N/A
> Computer: OOH_LAG1
> Description:
> Message delivery to the remote domain 'hotmail.com'
> failed for the following reason: Unable to bind to
> the
> destination server in DNS.
>
> Data:
> 0000: c00402d5
>
>
>
> I really don't know what is wrong with the DNS
> records
> cos I updated them. I can hit on port 25 of Internet
> SMTP servers but I can surf the net.
>
> U have any suggestions or tip on this. Cos I'm
> really
> getting fusrated.
>
>
>
>
> --- "Walkowiak, Matt" <Matt.Walkowiak@xxxxxxxxxxxx>
> wrote:
> > http://www.MSExchange.org/ - Re-Vamped!
> >
> >
> > First thing, turn on SMTP logging - Servers -->
> > Server name -->
> > Protocols --> SMTP --> right-click on Default
> > SMTP... and enable
> > logging, and turn everything on.
> >
> > Then, pick your favorite SMTP server out on the
> > Internet and try and
> > "hit" it on port 25.
> > telnet mail.domain.com 25
> > you should get a 220 response.
> > If you don't, make sure you can surf the internet.
> > If you get a 220 response, then you need to make
> > sure the domain name
> > you are sending from exists in an A record. If
> the
> > SMTP logs above, you
> > might see error messages saying "domain does not
> > exist" What some SMTP
> > servers out there do is bounce your request to
> send
> > back at you, to make
> > sure you are really a mail server. If they can't
> > see you, they reject
> > you.
> >
> > This kinda thing happened to me. (forgive my poor
> > composition skills if
> > this makes no sense :)
> >
> > In the setup of a mail server (Imail, not
> exchange)
> > it asks you what the
> > FQDN of the mail server should be. I entered
> > mail.domain.com. I never
> > did have an A record for mail.domain.com - I
> didn't
> > think I would need
> > it. What I did do was have the MX record for
> > domain.com point to
> > office.domain.com - basically the FQDN of my
> router.
> > SO... when I
> > would try and send a message, my mail server would
> > connect to the
> > receiving SMTP server fine, then do an HELO from
> > mail.domain.com. The
> > receiving SMTP server at some point tries to talk
> > back to
> > mail.domain.com to make sure it is actually a mail
> > server, but it looks
> > for an MX record of mail.domain.com, not just
> > domain.com - getting
> > nothing back, it believes that my server is bogus
> > and sends my packets
> > to the bit-bucket.
> >
> > In other words, I'd look hard at DNS and where
> > everything is pointing
> > to.
> >
> > Also look at those log files.
> >
> > Matt Walkowiak
> >
> >
> >
> >
> > -----Original Message-----
> > From: Olomo Opeyemi [mailto:hoppy_lumz@xxxxxxxxx]
> > Sent: Monday, July 01, 2002 2:19 AM
> > To: [ExchangeList]
> > Subject: [exchangelist] Problem with outbound
> mails
> >
> > http://www.MSExchange.org/ - Re-Vamped!
> >
> >
> > I have a problem with my exchange server. It all
> > started when my ISP changed my IP address and I
> had
> > to
> > reconfigure my DNS records and my router
> > configuration
> > to accomodate the chane. Initially my exchange was
> > working fine but all of a sudden all remote mails
> > started bouncing back. We can only send and
> receive
> > mails locally. We cannot send remote mails but we
> > can
> > receive them.
> >
> > I've checked System administrator to see if there
> is
> > any peculiarities but there seems to be none.
> >
> > Pls help.
> >
> >
> > __________________________________________________
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