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April 25, 2020 by dev Leave a Comment

Check Opened and Closed Ports on Linux

  • List opened ports with protocol name :
    netstat --listen --tcp
  • List opened ports with protocol number :
    netstat --listen --tcp -n
  • Check a Port 587 is Not Blocked. For example, Port 25
    telnet yourdomain.tld 25
    • 220 response confirm port not blocked
    • Unable to connect or Connection refused confirm port blocked.

 

Filed Under: Digitalocean, DirectAdmin, Email, Find & fix, Server and Hosting Tagged With: Ports

April 24, 2020 by dev Leave a Comment

IMAP compiled into php

Run this command

cd /usr/local/directadmin/custombuild
./build update
./build set_php imap yes
./build php_imap

Filed Under: Digitalocean, DirectAdmin, Email, Find & fix

April 24, 2020 by dev Leave a Comment

Dovecot Mail Service In Linux – Start, Stop, Restart, Reload, Status, Enable

Dovecot is an open source IMAP and POP3 email server for Linux/UNIX-like systems.

  • Start:
    service dovecot start

    or

    systemctl start dovecot
  • Stop:
    service dovecot stop

    or

    systemctl stop dovecot
  • Restart:
    service dovecot restart

    or

    systemctl restart dovecot
  • Reload:
    service dovecot reload

    or

    systemctl reload dovecot
  • Status:
    service dovecot status

    or

    systemctl status dovecot
  • Enable Dovecot Mail Service on Boot
    chkconfig dovecot on

    or

    systemctl enable dovecot
  • Dovecot default configuration file location
    vi /etc/dovecot/dovecot.conf

 

 

Filed Under: Digitalocean, DirectAdmin, Email, Server and Hosting, VPS Management Tagged With: Dovecot, Dovecot Mail Service, email, Enable, Mail Service, Reload, Restart, Start, Status, Stop

April 23, 2020 by dev Leave a Comment

DirectAdmin email issues and solutions.

The service ‘exim’ on server xxx is currently down [Follow this]

SMTP Error (-1): Connection to server failed.

  1. Check SSL certificate
  2. Check email server
    service postfix status

    Unit postfix.service could not be found? Restart postfix

    service postfix restart
  3. Failed to restart postfix.service: Unit postfix.service not found. [Follow this]

Filed Under: cPanel, Digitalocean, DirectAdmin, Server and Hosting

April 23, 2020 by dev 1 Comment

The service ‘exim’ on server xxx is currently down

Rebuild your exim.

cd /usr/local/directadmin/custombuild
./build update
./build set exim yes
./build set eximconf yes
./build set eximconf_release 4.5
./build set spamassassin yes
./build update
./build exim
./build exim_conf

Start, stop and restart the Exim mail server

Start Services:

/etc/init.d/exim start

or

service exim start

Stop Services:

/etc/init.d/exim stop

or

service exim stop

Restart Services

/etc/init.d/exim restart

or

service exim restart

Status of Exim service:

/etc/init.d/exim status

or

service exim status

or

systemctl status exim.service

Edit exim conf

vi /etc/exim.conf

 

Helpfiles for Exim

https://help.directadmin.com/?topic=17

 

Filed Under: cPanel, Digitalocean, DirectAdmin, Find & fix, Server and Hosting Tagged With: Exim, Exim service, exim status

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