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52%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
CentOS 5 to 6 would work – a procedure the release notes advise against – a virtual environment seemed like the prudent decision. The first step is to create a copy of the current system, which should
52%
Securing email communication with GnuPG
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Amol Tyagi on Unsplash_Key.jpg
for different security requirements: GnuPG Desktop [3] and Gpg4win [4] are user-friendly desktop versions. GnuPG VS-Desktop [5] is available for particularly secure use in government agencies and companies
52%
Centralized software repository management
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© 1xpert, 123RF.com
Pulp, you will find prebuilt RPM packages for Fedora, Red Hat Enterprise Linux, and CentOS [2]. You can access the source code via the Git repository [3]. After downloading the Yum repository
52%
Mobile PC Monitor: A sys admin's best friend
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Buchachon Petthanya, 123RF.com
the .NET framework installer to the same location. Before installing your first agent, connect to the MMSOFT website [3] and set up your free account. Each agent installation requires you to enter
52%
Agile system management in large-scale environments with Func
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
bowie15, 123RF
/log/func/ Automating Installation with Cobbler If you want to automate the process of installing Func on all your systems, you can use Cobbler [3] kickstart profiles. The Cobbler configuration file has two separate ... 3
52%
Using a tablet as a portable management console
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Peter Bernik, 123RF.com
remove some of the cost issue by purchasing the 16GB model with WiFi and 3GB for US$ 629 (iPad 2). The original iPad similarly equipped costs about half that amount. Don't worry about the 16GB of space
52%
Automating Migration to openEuler
30.11.2025
Home »  Archive  »  2025  »  Issue 90 VoIP N...  » 
Photo by Chris Briggs on Unsplash
service runs on is available, check Repology [3] to verify that openEuler has the packages you need. I strongly advise backing up your servers before you attempt to upgrade them. While the migration suite
52%
More TUI Tools for HPC Users
06.10.2025
Home »  Articles  » 
extensions fused multiply-add (FMA) type L1 (instruction and data) information L2 cache size L3 cache size estimated peak performance The cpufetch  command works for several architectures
52%
Network analysis with Wireshark
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Reinhard Eisele
-click the packet details in the packet list to add protocol fields. The release of Libpcap 1.0.0 added the ability to define the buffer size for recording and to view JPG files directly in Wireshark. Version 1.6 ... An administrator can only gain useful insights from network analysis if they understand the underlying procedures and protocols. The new version of Wireshark, 1.6, formerly known as Ethereal, can
52%
Search for domain controller vulnerabilities
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © varijanta, 123RF.com
their IP and MAC addresses and, if possible, the manufacturer. To run a port scan against the IP addresses 10.0.1.6 through 10.0.1.8, use: nmap -sP 10.0.1.6-8 The Nmap client sends an ARP packet

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