David Stein

Fixing Website Access Issues with Mikrotik MSS Clamping

17/10/2024 / Internet, IT, Networking

If you’re having trouble accessing certain websites—like partial page loads or dropped connections—your network’s Maximum Segment Size (MSS) may be the issue. This is common when the MTU (Maximum Transmission Unit) is mismatched across the network, causing packet fragmentation or loss. The problem is mostly on some “really” safe websites like banks, government, etc. The […]

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Debian APT archive sources

30/07/2024 / IT, Linux, Uncategorized

Working /etc/apt/sources.list for all Debian GNU/Linux versions going back to Debian 7 (Wheezy). These might be handy when working with legacy systems. Debian 12 (Bookworm) Active mirrors: Debian 11 (Bullseye) Active mirrors: Debian 10 (Buster) Active mirrors: Debian 9 (Stretch) Archive mirrors: Debian 8 (Jessie) Archive mirrors: Debian 7 (Wheezy) Archive mirrors: Original: https://debiansupport.com/mirrors/

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Zabbix – how to monitor clients on Mikrotik Capsman

29/07/2024 / IT, Networking, Tutorials, Zabbix

Hello, I want to share my solution for monitoring connected clients to CapMan interfaces on Mikrotik in the Zabbix monitoring system. First, for the Zabbix server part, to get data from Mikrotik Capsman we will use the Python script to communicate with Mikrotik API. The Zabbix server needs access to the Mikrotik API, so if

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AliExpress – login problem solution

19/06/2024 / Internet, IT

How to Resolve the AliExpress Login Issue: A Step-by-Step Guide If you’ve ever experienced difficulties logging into your AliExpress account, you’re not alone. Recently, I encountered a peculiar issue: after entering my email address on the login form, the system would redirect me to the registration page, prompting me to create a new account. After

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Windows AD commands + server cheat sheet

21/12/2023 / IT, Windows

Find inactive users in AD

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Delete all Microsoft.AAD.BrokerPluginWindows – O365

21/09/2023 / IT, Tutorials, Windows

Hello, sometimes if you migrate the backup of the PC to the new PC you can get trouble with the activation of the O365. Or if you need to change the main user of the PC. The problem could be in the BrokerPlugin which keeps the old user as an authorized user. There is a

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Add driver to offline Windows installation from recovery

16/09/2023 / IT, Tutorials, Windows

Sometimes if you recover the Windows installation from the backup, you can face a bad situation where the system tries to start but after a while, you are smashed to face by BSOD “boot device is not accessible”. It is because the driver for the storage is not part of the recovered image and when

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HomeAssistant – Wolf CWL-2 Modbus communication

26/01/2023 / Electronic, IT, Programming, Tutorials

A quick tutorial on connecting your HomeAssistant to read and write data to Wolf CWL-2 (and other Wolf devices that use the Modbus). All data in this tutorial are get from live installation so you need to edit it to match your setup(unit id/network IP etc). Requirements Connection You are able to connect multiple devices

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Mikrotik – failover script with link quality check

26/01/2023 / IT, Networking, Programming

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Install Kali Linux desktop environment to generic Debian

16/12/2022 / IT, Linux, Tutorials

If you like the kali Linux environment but you want to use the OS for everyday use, it is recommended to do not to use Kali Linux itself. Kali Linux has its own purpose and does amazing in that way. But for everyday use is better to use some standard distribution in my case I

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