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Forefront TMG dropping some port 25 packets syn not recieving some email

Hi,

We have exchange behind forefront tmg.

Some emails are not been delivered. i identified some port 25 packets been dropped because of "non-syn packet"

Could someone please let me know if this screen cap is the missing email messages & if so how do i resolve this

our servers are on 11.1.1.1 - 11.1.1.254

second tmg network port plugged into router TMG address 192.168.1.19 router gateway 192.168.1.1

Please help lol


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