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Shruti's avatar
Shruti
Icon for Nimbostratus rankNimbostratus
Jun 14, 2023

GTM LTM Virtual Discovery

Hi Team, I am building a new GTM which is running on version 15 and few LTM which I added under GTM using bigip_add commands and they are running on version 14.. I have also established iquery commu...
application delivery
Ben_Novak's avatar
Ben_Novak
Icon for Employee rankEmployee
Jun 15, 2023

It's lengthy, but I suggest you start with this article.

K13690: Troubleshooting BIG-IP DNS synchronization and iQuery connections (11.x - 17.x)

https://my.f5.com/manage/s/article/K13690

Side notes;

- NTP is critical, anything over 30 seconds of skew between devices will cause problems.  This one is easy to overlook.

- If another F5 LTM has the same IP:PORT vs it will conflict and prevent discovery

  • Shruti's avatar
    Shruti
    Icon for Nimbostratus rankNimbostratus
    Jun 16, 2023

    NTP seems fine, I can see configuration when I run iqdump command but in GUI no details under server list