Forum Discussion

Nimbostratus

Mar 06, 2019

Slow SSL handshake on "Performance(Layer 4)" VIP.

Hello I am seeing a weird issue I have a "Performance(Layer 4)" VIP and the issue I see is when I do a - time openssl s_client -connect : I see a 4 sec delay on the initial SSL handshake after C...

application delivery

LTM

RossVermette_14

Nimbostratus

Mar 08, 2019

I agree with rafaelbn, run a tcpdump from the BigIP and compare the traffic timings from Client to BigIP, and BigIP to backend pool member. This way you can isolate and see if the delay is with the BigIP.

Take a look at Overview of TCP connection setup for BIG-IP LTM virtual server types.

Forum Discussion

Slow SSL handshake on "Performance(Layer 4)" VIP.

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