zfs
Install zfs file system on Ubuntu Listing ZFS file systems List pools Show current IO usage To see status Setup
sendmail
To test mail using sendmail, use Dot in last time tell sendmail that message body is ended and it can
maldet
Sent maldet scan report to email To install maldet, run Configure Maldet to sent email Update Maldet To scan everything,
self signed ssl
To generate self signed SSL certificate, run Or Add Self Signed SSL to Apache Virtual Host Lets say your Apache
sublime
sublime shortcuts
bash
Bash shortcuts Enable color prompt Edit .bashrc, add following Logging Linux Commands for all users Bash if statement Bash Script
postfix
postfix no local interface found SASL authentication no mechanism available Postfix Delete Mails from a user install postfix from source
Configure postfix to relay mails using SendGrid
To use postfix to send email using sendgrid, you first you need to install postfix on your server. Edit main.cf
spam
http://www.mail-tester.com/ https://glockapps.com/ https://www.mailchannels.com – used by hosting providers to stop outgoing spam. DMARC grscripts.com – ASSP based plugin for cpanel
fping
fping can be used to ping multiple IP and get report. If you just want to show if hosts are
DirectAdmin CustomBuild versions.txt is getting old
I got following email from DirectAdmin server. New Message: CustomBuild versions.txt is getting old on s1.serverok.in A new message or
postfix no local interface found
When starting postfix it failed with following error To fix, edit /etc/postfix/main.cf Find Replace with See postfix