Linux   Linux – TCP listener daemon with tcpserver



To configure passive checks in Nagios/icinga I use a tcp listener daemon that launches a script (See Nagios – Using passive checks without agent)
Tried to use inetd superserver daemon, but in the last versions, i have not been able to make it work correctly (See last update in my post: Linux – cannot found / missing inetd.conf)Read more

F5 BIG-IP icon   F5 BIG-IP – Automate backup of configuration files



I have recently installed and configured my 2 node F5 BIG-IP cluster as load-balancer and SSL-VPN portal. I have been ocasionally performing configuration backups, but now i need to schedule them regularly and automatically.

This article covers the ways to perform the backup of a BIG-IP system and automate them.

Manual backup

Web GUI

In the menu options: System – Read more

POWERSHELL   Powershell – Schedule a task on a list of servers remotely



Maybe you have been interested in configuring a scheduled task on a set of servers of your enviroment. Depending on the quantity it can become a tedious… or a reeeaaaaally tedious process (connect to every server, run "scheduled tasks" console, configure…)

So, as we, sysadmins, usually do… let's make the work easier using scripts…

In this example, the goal is Read more