Forum Discussion

Amr_Ali's avatar
Amr_Ali
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Jul 18, 2023

GTM Server name is unknown

Hello,  I configured A record on our GTM, but after using the nslookup tool on CLI to check the IP if The URL I find that the server name is unknown as in the below screenshot, I just ask is normal ...
application delivery
gtm
security
Amr_Ali's avatar
Amr_Ali
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how can I solve this, is there any article or link 

Paulius's avatar
Paulius
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Jul 18, 2023

Amr_Ali For a PTR I believe you can configure that on the authoritative name server that particular PTR. I believe the NS issue would also be configured at the authoritative name server for that zone or sub-domain.

  • AubreyKingF5's avatar
    AubreyKingF5
    Icon for Moderator rankModerator
    Jul 24, 2023

    Yes. The authoritatve server would need to have that, so, depending on your authoritatve resource, could be a number of different ways to do that, but really.. I think that is the issue.