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Asterisk systemd startup script

September 8, 2018September 8, 2018 G1FEF System admin

The systemd startup script “out of the box” (at least up to version 15.5) for Asterisk does not work properly: on rebooting the server the ownership of /run/asterisk (symlink /var/run/asterisk) reverts to root.root instead of asterisk.asterisk The reason for this is that the o/s removes and re-creates the /run/asterisk directory on reboot. The solution is […]

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Setup MySQL / MariaDB master slave replication

July 2, 2017August 13, 2019 G1FEF Database, System admin

mysql -u root -p < dump.sql How to setup a single master with one or more readonly slaves

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Setting up and using your own SSL CA

May 31, 2017July 2, 2017 G1FEF System admin

This guide shows how to setup a Certificate Authority on Centos 7

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Centos 7 + Postfix + Amavisd-new + Clamav + OpenDKIM + OpenDMARC

May 28, 2017July 2, 2017 G1FEF System admin

How to setup Postfix, Amavisd-new, Clamav, OpenDKIM & OpenDMARC on Centos 7

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Setting up a Galera MariaDB Cluster

May 27, 2017July 2, 2017 G1FEF Database, System admin

How to setup a Galera MariaDB Cluster

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Update MediWiki

May 11, 2017July 2, 2017 G1FEF System admin

How to update MediaWiki

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Interacting with certbot non-interactively

May 9, 2017July 2, 2017 G1FEF System admin

Command line parameters for the LetsEncrypt certbot script

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Update Cacti

April 16, 2017July 2, 2017 G1FEF System admin

How to upgrade Cacti to the latest version

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GNU screen scrollback and other navigation

April 16, 2017July 2, 2017 G1FEF Programming, System admin

GNU screen commands

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Backup and Restore a running KVM guest

March 16, 2017July 2, 2017 G1FEF System admin

How to backup and restore a running KVM guest on the command line

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