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

July 16th, 2013 10:44pm

Hi,

Thank you for the post.

You may use telnet command externally on port 25 to see if there is any firewall device that block the traffic.

Regards,

Free Windows Admin Tool Kit Click here and download it now
July 19th, 2013 5:04am

This topic is archived. No further replies will be accepted.

Other recent topics Other recent topics