• The BIND DNS server has already been deprecated and removed from Plesk for Windows.
    If a Plesk for Windows server is still using BIND, the upgrade to Plesk Obsidian 18.0.70 will be unavailable until the administrator switches the DNS server to Microsoft DNS. We strongly recommend transitioning to Microsoft DNS within the next 6 weeks, before the Plesk 18.0.70 release.
  • The Horde component is removed from Plesk Installer. We recommend switching to another webmail software supported in Plesk.

Can't open port 587 on plesk 10.x

empati

New Pleskian
Hi,

I'm using Plesk 10.4.4 Update #24 on a linux machine installed CentOS

I'm trying to open port 587 for mail clients. I have added a new rule by plesk firewall for port 587.

It's:
/sbin/iptables -A INPUT -p tcp --dport 587 -j ACCEPT

But clients still can't sent any mail via outlook or other mail clients.

Do you have any advise for me?
 
But can you see that port is open on local server? Check it on Plesk server with

# lsof -i tcp:587

If port is not open try to fix it with

# mv /etc/xinetd.d/submission.psa /etc/xinetd.d/submission_psa
# /etc/init.d/xinetd restart
 
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