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ciscoarc's avatar
ciscoarc
Icon for Nimbostratus rankNimbostratus
May 07, 2020

Client does not send FIN flag when using F5

Hey all,   We've been having a weird issue, so we have a test system using F5 which appears to have a 60 seconds delay closing the connection.   Traffic flow:   Client (external) -> F5 ...
application delivery
BIG-IP
iRules
Kevin_Davies's avatar
Kevin_Davies
Icon for MVP rankMVP
May 12, 2020

Check the TCP flags on the connection setup between the client and the F5 vs the client and the Apache. It may be possible the F5 is offering a persistence option which the Apache server is not. That's where I would look.