Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

Tom_Ebert's avatar
Tom_Ebert
Icon for Nimbostratus rankNimbostratus
Nov 09, 2021

LTM doing health checks for BIG DNS when not configured to do so.

I have a GTM and LTM that are sync'd and exchanging iQuery. I configured a Virtual server on the GTM that doesn't exist on the LTM for load balancing, but when I look at my firewall logs the health c...
application delivery
BIG-IP DNS
LTM
Samir's avatar
Samir
Icon for MVP rankMVP
Nov 11, 2021

This is not an issue.. BIGIP uses for Network Self IP(LTM) to monitor application/Server health

  • Tom_Ebert's avatar
    Tom_Ebert
    Icon for Nimbostratus rankNimbostratus
    Nov 15, 2021

    Is there a way to not have it monitor for hosts that are not associated to the LTM. It is a bit of a potential issue for me. I don't want this host that is not behind a LTM to be dependent on monitoring from the LTM to determine if it is up/down.