[ask2me007]

Originally Posted by phoenix

That would indicate to me that you have a firewall of AppArmor blocking the connection. Check this article and disable AppAromor: https://help.ubuntu.com/community/Ap...or%20framework and also disable your firewall: https://help.ubuntu.com/8.04/serverg.../firewall.html

Dear Phoenix

As you said i checked firewall ,and there is no firewall loaded here.

root@pop:~# sudo ufw status
Firewall not loaded
And the apparmor disabled by using the following commands

sudo /etc/init.d/apparmor stop
sudo update-rc.d -f apparmor remove

Any way the problem i still there

Jun 19 19:05:04 pop postfix/smtp[11562]: EAD18802336: to=<ask2me007@gmail.com>, relay=none, delay=0.08, delays=0.08/0.01/0/0, dsn=4.4.1, status=deferred (connect to 59.93.43.183[59.93.43.183]: Connection refused)