Frank 11 days ago
Install Monitoring Uptime Kuma
I have been looking for a simple monitoring program for our website for some time. Thanks to the help of our users I found in ...TutorialMonitoringLinux
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aqui 21 days ago
Cisco router with zone based firewall and port forwarding
This tutorial is a short extension to the more comprehensive local Cisco Tutorial. Due to several requests regarding port forwarding and operation with a DMZ ...TutorialFirewallSecurityRouters, RoutingNetworks
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colinardo on Dec 30, 2022
Mikrotik Scripting: Resolve Domain to IPv6 Address
Hello Mikrotik users. Unfortunately Mikrotik does not provide an explicit function for resolving DNS names to IPv6 addresses. The :resolve function only returns a single ...TipMikroTikRouters, RoutingDevelopmentDNS
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Frank on Nov 21, 2022
Ubuntu: Build Redisearch v2 module for Redis from source code
Here is a tutorial to compile the Redisearch module v2.x for Redis by yourself. At the moment you can get it as binary only as ...TutorialDatabasesDevelopmentUbuntu
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Dani on Oct 15, 2022
Windows Server 2022 adds support for Microsoft 365 Apps
Based on feedback from customers, we are happy to share that we are updating our support policy for Microsoft 365 Apps on Windows Server 2022. ...InformationWindows ServerMicrosoft Office
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Dani on Sep 08, 2022
Support for M365 Apps (O365) on Windows 2022
Hello everyone, short information splitter for M365 on Windows Server 2022 as RDS: Support for M365 Apps. Microsoft is probably taking back the previous decision. ...InformationMicrosoft OfficeMicrosoft
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Frank on Aug 16, 2022
Debian turns 29 - Happy Birthday
Not only has a birthday today, but also the Linux rock Debian. It turns 29 years old. On August 16, 1993, Ian Murdock, who died ...InformationDebianLinux
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Frank on Aug 16, 2022
Gnome turns 25 - Happy Birthday
Today Gnome turns 25 years old! I've been using this user interface for over 15 years and we've had our ups and downs. Currently it ...InformationLinux DesktopLinux
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Frank on Aug 11, 2022
Ubuntu 22.04.1 LTS available - Focal LTS to Jammy LTS upgrade now possible
Canonical has released Ubuntu version 22.04.1 LTS. From now on the 20.04 LTS (focal) to 22.04 LTS (jammy) upgrade via "do-release-upgrade" works in the console. ...InformationUbuntuLinux
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colinardo on Aug 05, 2022
CISCO Small Business RV Router Series severe vulnerabilities
Several security vulnerabilities threaten CISCO's RV router series, which is often used by small/medium-sized companies. The web interface has several flaws which allow an attacker ...InformationSecurityServer HardwareRouters, Routing
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Frank on Aug 03, 2022
Malware system found in several Github forks
Security researcher and developer Stephen Lacy has discovered a very large malware system on Github. The malware's code was found over 35K code results in ...InformationDevelopment
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Frank on Jul 28, 2022
Thunderbird will get a new design in 2023
In the middle of next year the open source mail client Thunderbird will finally get a new and clean design. The screenshot was shared via ...InformationE-MailInternet
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Frank on Jul 27, 2022
Microsoft: Windows Server 20H2 will be the last version
Microsoft points out the end of support for Windows Server version 20H2 on its release page and at the same time announces the end of ...InformationWindows ServerMicrosoft
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colinardo on Jul 20, 2022
Zyxel Firewalls security alert!
A serious vulnerability in Zyxel firewalls has been discovered, which in the worst case, can be used to execute local commands with root privileges. Security ...InformationFirewallSecurity
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colinardo on Jul 06, 2022
OpenSSL version 3.0.4 affected by serious security vulnerability
Admins/users running OpenSSL version 3.0.4 dated June 21, 2022 should update their systems to version 3.0.5 as soon as possible. The vulnerability allows remote code ...InformationSecurity
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Frank on Jul 05, 2022
Software Freedom Conservancy: Give Up GitHub
The Software Freedom Conservancy urges developers in the open source community to completely abandon the services of the code hosting site Github. The main reasons ...InformationDevelopment
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Frank on Jun 08, 2022
HTTP3 officially adopted as a standard
The IETF has officially adopted HTTP/3 as a standard. The Quic transport protocol, formerly developed by Google in 2013, was originally an acronym for Quick ...InformationInternet
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colinardo on Jun 07, 2022
Mikrotik SSH Public Key Authentification with modern OpenSSH Versions 8.2+ (now solved in ROS 7.4beta2)
#edit 07.06.2022 18:09# Just wrote the post and Mikrotik has already acted, wow that's fast :-)! RouterOS version 7.4beta2 has been released the "v7 testing" ...InformationMikroTikOther systemsSecurity
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Frank on May 30, 2022
Minmax() CSS error inside grids since macOS 12.4 or iOS 15.5
Hi, here's a little info, as it also hit our site. Since the update to macOS 12.4 (Safari 15.5) or iOS 15.5 the CSS command ...InformationApple
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colinardo on May 06, 2022
Exchange Online - Standard Authentication will be permanently disabled starting 01. October
Hello everyone! All admins who still use the Standard-Authentication Method in Exchange Online (M365) in production are strongly advised to change this as soon as ...InformationExchange ServerMicrosoft
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Frank on Apr 26, 2022
Update: Elon Musk acquires Twitter - not
Hi guys, Elon Musk is acquiring Twitter after all! On 25.04.2002, the Twitter board of directors surprisingly approved the complete acquisition. For about 44 billion ...InformationSocial networksInternet
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Frank on Apr 22, 2022
MacOS Server app was discontinued
The macOS Server app can no longer be installed via the Apple App Store as of 04/21/2022. Back in 2018, Apple discontinued the full Apple ...InformationApple
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Frank on Apr 11, 2022
Its back: Mini version of the Amiga 500 is available
I loved it so much, the Amiga home computer was the most important technical device in my youth. Smartphones or tablets didn't exist yet. Especially ...InformationOther systems
2 Comments
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aqui on Mar 14, 2022
Cisco IPsec VPN with Mikrotik or FritzBox
Preamble The following tutorial is a quick overview how a site-to-site VPN access using the IPsec protocoll can be realized with a Cisco IOS or ...TutorialLAN, WAN, WirelessNetworksVPNRouters, Routing
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aqui on Jan 28, 2022
IKEv2 VPN server for Windows and Apple clients on Raspberry Pi
Preamble The following tutorial did not claim to be fully comprehensive and a Raspberry should be taken as an example. It works of course on ...TutorialLinuxLinux NetworkVPNRouters, Routing
1 Comment
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Frank on Jan 03, 2022
Solved: Microsoft Exchange Y2K22 Bug
Some users on our site reported problems with Microsoft Exchange at the turn of the year: (German) (German) This bug in the Microsoft Exchange server ...InformationExchange ServerMicrosoft
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colinardo on Oct 16, 2021
Windows 11 - Deploy Default Startmenu Layout
In Windows 11, the customization options for administrators have been further reduced. The previous possibility to customize the menu via the LayoutModification.xml file has been ...TipWindows 11Microsoft
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colinardo on Oct 11, 2021
Windows 11 - Activate classic context menu
Short tip for those who are annoyed by the new context menu under Windows 11. But there is a hack to define the classic menu ...TipWindows 11Microsoft
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max on Oct 05, 2021
Windows 11 Download Alternative to save an ISO or create a USB stick
For all who are looking for an alternative download possibility for Windows 11 (Release Build 22000.194) there is the Universal MediaCreationTool Script. The MediaCreationTool.bat is ...TipWindows 11Microsoft
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Frank on Oct 05, 2021
Windows 11 Download (MediaCreationTool, ISO)
Microsoft released Windows 11 to the general public yesterday evening. From now on you can either download and install Windows 11 via the internal update ...InformationWindows 11Microsoft
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Frank on Sep 21, 2021
Add an Outlook 2019 IMAP account - No more username in settings - Solution
Another curiosity under Office 2019 just hit me hard. I wanted to add a normal IMAP/SMTP account to Outlook 2019. But that was so difficult ...TipOutlook MailMicrosoft
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colinardo on Sep 17, 2021
Mikrotik RouterOS 7.1rc3 adds Docker(TM) support
Normaly a release candidate never adds new features but fixes only bugs. Mikrotik seams to be an exclusion this time. As this new feature can ...InformationRouters, RoutingNetworks
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Frank on Sep 02, 2021
Windows 11 will be released on 5 October 2021
Microsoft has announced the official release date for Windows 11 on its blog: It will be distributed from October 5, 2021. However, the integration of ...InformationWindows 11Microsoft
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Frank on Aug 19, 2021
Debian version 11 released (codename Bullseye)
After two years, one month and nine days of development, the Debian Project released the next stable version 11 (codenamed Bullseye) on Aug. 14, 2021. ...InformationDebianLinux
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Frank on Aug 18, 2021
Elementary OS version 6 (Odin) released
Now I almost forgot: The Linux distribution Elementary OS version 6 (Odin) was released last week. It is based on 20.04.2 LTS but has its ...InformationLinux DesktopLinux
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Frank on Jul 22, 2021
Vulnerability in Linux kernel file system affects many distributions
Security researchers have discovered a new vulnerability in the Linux kernel (CVE-2021-33909). A vulnerability in the Linux kernel file system allows root privileges. Any unprivileged ...InformationLinux
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Frank on Jul 22, 2021
Vulnerability in Systemd affects many Linux distributions
Security researchers have discovered a new vulnerability in systemd (CVE-2021-33910). The vulnerability in the system and service manager (systemd) can cause the entire operating system ...InformationLinux
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colinardo on Jul 10, 2021
RouterOS 7.1beta6 - GRE Tunnel does not work with non Mikrotik devices (fix)
Small advice for all users trying to create a simple GRE Tunnel to a non Mikotik device under the current beta version. If the tunnel ...TipMikroTikOther systems
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Frank on Jul 10, 2021
Windows 11 Insider Preview Build 22000.65 available
Microsoft has released a new Windows 11 Insider Preview Build 22000.65 and fixed some bugs. You can find all the details on the official Windows ...InformationWindows 11Microsoft
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aqui on Jul 05, 2021
Cisco WLAN access point AIR-LAP1142N and CAP2602I for SoHo use
Preamble Renewals of commercial WiFi enterprise networks cause of new standards and hence new required hardware (additional 6 GHz band etc.) result in the fact ...TutorialLAN, WAN, WirelessNetworksNetworking Basics
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