Linux : How to open a port from a specific source IP address with CSF

It is possible with Config Security Firewall (CSF) to open an inbound port from a specific source IP address. This is defined outside of the global configuration (csf.conf), within a dedicated config file. 1. Open the following file with your favorite text editor :

2. Follow this syntax to open a specific port for… Read More »

Windows : Install XPS Viewer using command line

Since Windows 10 build 1803 from April 2018, the XPS Viewer is no longer included by default in that build of the operating system and has to be installed manually. Usually this is done by browsing to the applications and feature pane but sometimes cannot be found and installed this way. The quickest and most… Read More »

Linux : How to change default route metric

Under some rare circumstances, you may require to change the default route metric. The first way of doing should be through the “ifcfg-ethX” configuration file by adding the “METRIC=” statement. However it has been found to be inefficient for me and had to apply it using “ip route” as followed :

Example :

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VMware : Importing an OVA file with several disks fails with the error: Unable to access file: x:\vdisk.vmdk. End of OVA file reached while looking for: vdisk.vmdk

Experiencing the following error while importing Guest VM template from single OVA file? Importing an OVA file with several disks fails with the error: Unable to access file: x:\vdisk.vmdk. End of OVA file reached while looking for: vdisk.vmdk I have encountered the following error trying to export a template I made, selecting a single OVA… Read More »