[afnog] afnog.org backup MX's are bouncing
B.Candler at pobox.com
Thu Oct 21 16:16:41 EAT 2004
On Thu, Oct 21, 2004 at 03:51:34PM +0200, Sheema Khan wrote:
> Good Day,
> Please advise how do you connect to the internet.
I have a DSL line. How do you connect to the Internet?
> Sheema Khan
> -----Original Message-----
> From: afnog-bounces at afnog.org [mailto:afnog-bounces at afnog.org]On Behalf
> Of Brian Candler
> Sent: 21 October 2004 03:42 PM
> To: cmusisi at cfi.co.ug
> Cc: afnog at afnog.org
> Subject: [afnog] afnog.org backup MX's are bouncing
> Mail to afnog at afnog.org is being rejected when it hits 'ensim.cfi.co.ug'
> with a 'relaying denied' error - see bounce attached.
> This is a good example of why it's *bad* to have backup MX machines if
> they've not been correctly configured :-)
> afnog.org preference = 10, mail exchanger = gemin.cfi.co.ug
> afnog.org preference = 20, mail exchanger = ensim.cfi.co.ug
> afnog.org preference = 30, mail exchanger = ip.cfi.co.ug
> afnog.org preference = 5, mail exchanger = wawa.eahd.or.ug
> Of these four MX records, gemin.cfi.co.ug does not have a A record,
> ensim at cfi.co.ug rejects mail to afnog at afnog.org with 'relay denied', and
> so does ip.cfi.co.ug
> I suggest you either remove all the backup MX records, or else modify the
> configurations on the those mailservers. Use telnet to test them (see
> # telnet ensim.cfi.co.ug 25
> Trying 188.8.131.52...
> Connected to ensim.cfi.co.ug.
> Escape character is '^]'.
> 220 ensim.cfi.co.ug ESMTP Sendmail 8.11.6/8.11.6; Thu, 21 Oct 2004 09:13:22 +0300
> helo wombat
> 250 ensim.cfi.co.ug Hello dsl-212-74-113-65.access.uk.tiscali.com [184.108.40.206], pleased to meet you
> mail from:<>
> 250 2.1.0 <>... Sender ok
> rcpt to:<afnog at afnog.org>
> 550 5.7.1 <afnog at afnog.org>... Relaying denied
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