Forum Discussion

Michael_Feliciano's avatar
Michael_Feliciano
Icon for Cirrus rankCirrus
Feb 19, 2021

F5: SSL certificate renewal problem

Hi to F5 DevCentral,   The SSL certificate (configured in our F5 load balancer) of one of our F5-hosted websites will be expiring soon.   After I configured a new SSL certificate in F5 for th...
BIG-IP
devops
security
Satoshino's avatar
Satoshino
Icon for Cirrus rankCirrus

Hi,

 

This message indicates that the SSL version or the Cipher list supported by the F5 and its peer (the client) doesn't match.

You should do a tcpdump on the client or on the F5 system to check the ssl handshake. You may see that there is no matching ciphers between the browser and the VS.

 

regards

Michael_Feliciano's avatar
Michael_Feliciano
Icon for Cirrus rankCirrus
Mar 12, 2021

Thanks for your feedback, Satoshino. :)