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kolsen1

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12 years ago

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kolsen1

8 Posts

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471

May 22nd, 2014 09:00

Failedover VDM not updating DNS

Hello,

I ran a test on a pre-prod system yesterday and when I failed over the VDM/CIFS shares they were accessible via the new IP address, but the DNS still referenced the original IP.

I'm assuming that either the DNS was not updated when the VDM loaded at the DR site, or it tried but was not permitted by AD to update the DNS record.

I've confirmed the DM is correctly configured with the DNS information, and was doing an nslookup on the DNS servers configured on the DM.

Is there any troubleshooting tips or suggestions I can look to to figure out where this is broken?

Thanks!

KEith

  • kolsen1

    8 Posts

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    Posted May 22nd, 2014 09:00

    I have been told by the customer that dynamic DNS is enabled, that was my first question to him.

    I have asked him to confirm that again, and that the proper permissions are in place for a dynamic update to occur.

    Thanks for the response.

  • dynamox

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    Posted May 22nd, 2014 09:00

    dynamic DNS enabled/supported in AD ?

  • dynamox

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    Posted May 22nd, 2014 10:00

    i had a similar issue a few years back on Celerra, failover worked ok but the CIFS server could not update its A record in AD DNS, something with permissions on that specific record was mocked up. Had to get my AD guys to help ( don't remember what they had to do to fix it).