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

Forum Discussion

senthil147_1421's avatar
senthil147_1421
Icon for Nimbostratus rankNimbostratus
Apr 17, 2018

GTM-LTM cert error

Team I have replaced the device certificate from self signed to intenral CA signed certificate - After the certificate replacement iquery stopped working. GTM shows all the LTM's are down - I have ra...
application delivery
BIG-IP DNS
amintej's avatar
amintej
Icon for Cirrus rankCirrus
Apr 17, 2018

Hello,

You have to install LTM ca's certificates in GTM truststore, and GTM ca's certificates in LTM truststore. For ca certificate installation, go to:

System > Device certificate > Trusted Device Certificates