Author Archives: pim
Mnemonics to help you memorize Network exam trivia
Posted in Cisco Networking, Juniper-Junos
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A mnemonic for remembering the Cisco Syslog levels
If you, like me, find that you are struggling with all the Cisco nutty details that you are required to learn from heart for your exam, then of course having a mnemonic can help you achieve just that. So I … Continue reading
Posted in Cisco Networking
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Starting with Ansible on Linux and Junos (and Cisco IOS)
Posted in ansible and REST, Cisco and IPv6, Juniper-Junos
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Extending a Debian OpenVPN server with Multi Factor Authentication via Google Authenticator
I know it’s a mouth full.. but the few documents I found on the web were good yet at the same time still left some questions unanswered. So have a look at the PDF and I hope you’ll get it … Continue reading
Posted in Geen categorie
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Re-instating a revoked OpenVPN certificate
The OpenVPN documentation will tell you how to revoke a user-certificate but NOT how to re-instate one. (or at least I was unable to find it) So here is a recipe on how to do this, using the easy-rsa scripts:
Posted in Geen categorie
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Calculating DeciBels for eg Wi-Fi networks and the conversion to mW
When calculating DeciBels, bear in mind that it is always a comparative number, eg output as compared to input power. This can be used to compare aerial’s etc. Here are examples of typical dB values: 0dB = same power 3dB = 2 * power … Continue reading
Posted in Wi-FI Networking
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