Author Archives: Robert

Python Virtual ENVironment – venv

Posted on 15 April 2025 by Robert

VENV, short for Virtual ENVironment, helps you to create a a virtual environment in which you can install python and modules. Without disrupting the system-wide python installation with its modules.Commands issued are for a linux system. Installation is very straight … Continue reading →

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Create hosts file for script on linux

Posted on 9 October 2024 by Robert

When creating a script to retrieve information from network nodes, you need a list of node to retrieve information from. Maintaining a hostfile manually is tedious and cumbersome work. Therefore I choose to get information from dns. Provided dns is … Continue reading →

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Unlocking the Power of Juniper MistAI: Cloud-Based Management

Posted on 1 June 2024 by Robert

Juniper Mist Access-points are used. The management platform is very much straight forward. The management platform is webbased and cloudbased and uses API’s in the core. To put it in other words; All rrm/alerting/config/management magic is managed in the cloud. … Continue reading →

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Intel Wifi Killer card in Dell XPS15

Posted on 26 February 2024 by Robert

My employer bought me a new laptop. All bells and whistles are present. A hefty processor, a decent amount of memory. I am very very satisfied. But….network connections are dropped from time to time. When working with ssh/telnet is major … Continue reading →

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Fietsen in Amsterdam

Posted on 15 July 2023 by Robert

Fietsen in Amsterdam, dan heb je een deathwish. Mensen ‘uit de polder’ zijn gemakkelijk te herkennen die stoppen voor stoplichten. Amsterdamse kamikaze fietsers weten dat ze voor de wet de meeste bescherming genieten. Om van ebike’s nog te zwijgen. De … Continue reading →

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SFP Optic values on Juniper

Posted on 28 June 2023 by Robert

ninja@someswitch> show interfaces diagnostics optics ge-1/2/0   Physical interface: ge-1/2/0    Laser bias current                        :  8.132 mA    Laser output power                        :  1.0960 mW / 0.40 dBm    Module temperature                        :  26 degrees C / 78 degrees F    Module voltage                            :  3.3800 V … Continue reading →

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Session logout Juniper

Posted on 17 April 2023 by Robert

Once in a while a run in to an orphaned tty session. Somebody logged on by means of serial cable, and left while forgeeting to log out. ninja@someswitch> show system users  fpc0:————————————————————————–11:47PM  up 252 days, 14:55, 2 users, load averages: … Continue reading →

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Wireshark on a juniper interface

Posted on 3 February 2023 by Robert

Once in a while you are in need of analyzing traffic on a specific interface using Wireshark. Junos being a unix ( derived from Research Unix ) offers several ways to perform this task. I will focus now on the … Continue reading →

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TCL/Expect read from file (executing custom config in bulk)

Posted on 16 June 2022 by Robert

At this point in time I need a nifty little tool to configure some ports on network devices. But the challenge is that the ports differ from device to device. In order to do this I have to create a … Continue reading →

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PDF tools on Ubuntu

Posted on 4 May 2022 by Robert

Ubuntu is my preferred operating system. I even use this OS on my work computer. This choice has some minor down sides. Most business software is developed for windows environments. But fortunately most commercial software on windows has an opensource … Continue reading →

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