Hi Reinier, You need to disable IPv6 on Postfix if your ISP does not have IPV6 connectivity. Newer Postfix releases tend to love IPv6 so much that they will prefer up AAAA MX records and insist on those over the IPv4.
Under /etc/postfix/main.cf -- the parameter is: inet_protocols = ipv4 Kind regards, Bernard On 30 July 2011 13:55, Reinier Battenberg <[email protected]> wrote: > Hi, > > On 2 seperate servers in 2 seperate datacentres with very specific domains, I > see a very strange issue. The error I see in the mail.log file looks like > > 1168A4D543B4 6515 Thu Jul 28 12:31:34 [email protected] > (connect to mx4.vevida.com[2a00:f60::1:37]:25: Network is unreachable) > [email protected] > > 2a00:f60::1:37 does not looke like an IPV4 address to me, and it isnt. Its the > IPv6 address. > > Why is my postfix with bind on hardy picking the ipv6 address over the ipv4 > address? And why only for this domain? (vevida.com ?) > > (yup, i sent them a mail, too) > > > -- > rgds, > > Reinier Battenberg > Director > Mountbatten Ltd. > +256 758 801 749 > www.mountbatten.net > http://twitter.com/batje > http://twitter.com/mapuganda > > > _______________________________________________ > The Uganda Linux User Group: http://linux.or.ug > > Send messages to this mailing list by addressing e-mails to: [email protected] > Mailing list archives: http://www.mail-archive.com/[email protected]/ > Mailing list settings: http://kym.net/mailman/listinfo/lug > To unsubscribe: http://kym.net/mailman/options/lug > > The Uganda LUG mailing list is generously hosted by INFOCOM: > http://www.infocom.co.ug/ > > The above comments and data are owned by whoever posted them (including > attachments if any). The mailing list host is not responsible for them in any > way. > -- Bernard Wanyama Technical Manager SYNTECH ASSOCIATES Ltd Cell: +256 712 193979 Fixed: +256 414 251591 Web: www.syntechug.com Email: [email protected] _______________________________________________ The Uganda Linux User Group: http://linux.or.ug Send messages to this mailing list by addressing e-mails to: [email protected] Mailing list archives: http://www.mail-archive.com/[email protected]/ Mailing list settings: http://kym.net/mailman/listinfo/lug To unsubscribe: http://kym.net/mailman/options/lug The Uganda LUG mailing list is generously hosted by INFOCOM: http://www.infocom.co.ug/ The above comments and data are owned by whoever posted them (including attachments if any). The mailing list host is not responsible for them in any way.
