Jan D.

Jan D.

"The only real security that a man will have in this world is a reserve of knowledge, experience, and ability."

NetFlow probe using Raspberry

NetFlow is a web protocol designed and created by Cisco to collect metrics on IP traffic and currently constitutes an industry standard in the world of network monitoring. It enables monitoring and analysis of any traffic generated by a specific…

Connecting Huawei eNSP to VMware Network

1. Overview When working with Huawei eNSP, sometime we may want to connect the network topology which is created in eNSP to the real network adapter of the physical computer, any network adapter of Oracle VM VirtualBox, or any of the…

Raspberry PI – Cacti troubleshooting

Check out System Utilities, View Cacti Log files Check rrd file exists /var/lib/cacti/rra/ Check content of the rrd file /usr/bin/rrdtool info Check that your perl script is working correctly Check which user is running crontab root@raspberrypi:/var/lib/cacti# more MAILTO=root…