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Sayali's avatar
Sayali
Icon for Altocumulus rankAltocumulus
Mar 24, 2020

How to allow F5 to do basic routing and allow out of order syn-acks

Hi,   I am pretty new to F5 Load balancers so this might be a very simple question.   I have below setup:   Client --- > LB (VIP) ---> Servers. I am not SNATing so the LB retains sourc...
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BIG-IP
  • PeteWhite's avatar
    PeteWhite
    Mar 24, 2020

    Create a new fastL4 profile based on the default called fastl4_loose and select loose init and loose close. Disable reset on timeout. Apply it to your virtual server

Sayali's avatar
Sayali
Icon for Altocumulus rankAltocumulus

Pete.. this seems to have worked. With a Forwarding-Rule virt along with settings you specified, LB no longer resets out of order syn-acks.

Thanks a lot.

PeteWhite's avatar
PeteWhite
Icon for Employee rankEmployee
Mar 25, 2020
Great!