Forum Discussion
What_Lies_Bene1
Cirrostratus
CirrostratusTCP Profile > Zero Window Timeout
Another one for you all. The TCP Profile Zero Window Timeout setting description states "If the Zero Window Timeout timer elapses, the BIG-IP system terminates the connection."
Does this mean a ...
nitass_89166
Noctilucent
NoctilucentHence, the sending of a RST on Zero Window timeout cannot be controlled?
you do not want to have reset when zero window timeout is reached, do you?
if so, is setting it to indefinite (4294967295 ms) usable?
root@(ve11a)(cfg-sync In Sync)(Standby)(/Common)(tmos) list ltm profile tcp mytcp
ltm profile tcp mytcp {
app-service none
defaults-from tcp
zero-window-timeout 4294967295
}
- Nitass, I wouldn't recommend this, since F5 has to keep the tcp payload in it's butter that it might have received from the server. Multiple concurrent open tcp zerowindow connections can fill the F5 buffer. I would say that it is not normal that a client can be in ZeroWindow state for more than 20 secs.
- nitass_89166thanks Gladius. understood.
