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Domai_23823's avatar
Domai_23823
Icon for Nimbostratus rankNimbostratus
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
AaronJB's avatar
AaronJB
Icon for SIRT rankSIRT
Apr 29, 2024

Is the target server trying to do a reverse DNS lookup of the source IP before accepting the connection, or some other action like that which could take longer assuming the source IP of the traffic is now the BIG-IP's Self IP rather than your actual client?