The details for the signature " TCP.Stealth.Activity" has been updated
today give more details of what exactly the signature does. The link
again:
http://www.fortiguard.com/encyclopedia/vulnerability/tcp.stealth.activity.html
For a signature specific...
You can try to enable IPS rule: " TCP.Stealth.Activity" . I think it' s
disabled by default. More details here:
http://www.fortiguard.com/encyclopedia/vulnerability/tcp.stealth.activity.html
From what I know, it will prevent the TCP split handshake f...
A few possibly reasons this is happening: 1) incorrect policy being hit.
2) Since you are on a FWF-30B, it' s highly possibly you are in conserve
mode. High memory.