Correct me if I'm wrong -- I was under the impression that the failed DNS server is not one that Nelson is managing, it is a destination for the e-mail he is sending?
On Tue, Jun 2, 2009 at 8:48 AM, Bryan Smith <[email protected]> wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > There are a few things that could cause this: > > 1. TTL in the zone > 2. If this is replication to slave, then the changes from the master > aren't transferring to the slave. > 3. Are you incrementing the serial on the zone? If not then the changes > will NEVER transfer to the slave. > > Pull out dig and if you can dig the domain from the system that is > having the error. You may find that the zone is not as it should be on > the slave, even though it resolves. > > When the master is down the slave should be queried automatically as > long as the changes are propagated to the root servers and your local > DNS.Once the master is back up try digging the master and slave to see > if things are appropriate: > > dig MX @primary.dns.com hostname > > dig MX @secondary.dns.com hostname > > Do these match? Does your syslog show the changes being transferred to > the slave? > > Bryan > > Nelson Serafica wrote: > | I'm using bind 9.5.0-P1. I host some domain. However, my mta says "no mx > | record" to one of the recipient of my client's email. I just discovered > | that their primary dns servers is down but when I query the secondary > | dns, it is fine. > | > | Is there a possible way in bind that when one domain's dns server I'm > | trying to query is not available, it will query the secondary dns > | automatically? > | > | Or should I do this in my MTA instead on my DNS? > | > | > | | > > - -- > A healthy diet includes Linux, Linux and more Linux. > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.9 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org > > iEYEARECAAYFAkolLcQACgkQh+MLjl5SKYQwXQCdHc+X7CccbpZC/A79udXkmU74 > ooMAn3H5dHpU2vuTCfqekQK8MhOTKlgr > =JUeq > -----END PGP SIGNATURE----- > > > > -- Daniel --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Linux Users Group. To post a message, send email to [email protected] To unsubscribe, send email to [email protected] For more options, visit our group at http://groups.google.com/group/linuxusersgroup -~----------~----~----~----~------~----~------~--~---
