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

Forum Discussion

Doran_Lum_13484's avatar
Doran_Lum_13484
Icon for Nimbostratus rankNimbostratus
Dec 01, 2016

SSL traffic not working

Hi all, we have this self-generated new sha 2 certificate which we are putting into the F5 VIPs but we get the error "Connection Closed" and on the F5 logs we can see the connection getting RST. We l...
application delivery
big-ip
LTM
Kevin_Stewart's avatar
Kevin_Stewart
Icon for Employee rankEmployee
Dec 02, 2016

Can you please clarify a few things?

 

  1. Assuming you're doing decrypt and re-encrypt to the server, where are you putting the new SHA-2 cert? In the client SSL profile or server SSL profile?

     

  2. It's interesting that we see a single ClientHello on either side. You'd normally expect to see the client side SSL complete before attempting anything on the server side. What type of BIG-IP VIP do you have configured?

     

  3. Can you share any other details about your configuration?