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17%
Controlling multiple systems simultaneously with Synergy
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
©Kheng Ho Toh, 123RF.com
The authors of Synergy point out on their homepage that Synergy does not provide anything in the line of authentication or encryption [4]. To be on the safe side, you might want to set up an SSH tunnel
17%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
. This prevents the sender from filling up the cache too quickly. Port Scanners Nmap [3], which recently went to version 5.0, is the Swiss army knife of port scanners. Portbunny [4] is a relatively new tool
17%
Installing and managing thedistributed GlusterFS filesystem
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Tetiana Pustovoitova, 123RF.com
GlusterFS can now access for its own purposes. According to Red Hat, the filesystem of choice is XFS, but GlusterFS will also work with any other POSIX-compatible filesystem, such as ext3 or ext4. On one
17%
Backup tools to save you time and money
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Melissa King, 123RF.com
." The repository I used had version 0.33, so I downloaded and installed that (although v0.4.1 is current). The source code is available, but various Linux distributions have compiled packages. Describing itself
17%
Create your own turnkey solutions
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fandorina Liza, 123RF.com
some of your applications in the cloud, JumpBox [4] is a newer company trying to build a business around supported virtual appliances that run on VMware ESX and ESXi, as well as VirtualBox and other
17%
The fine art of allocating memory
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
be protected by setting /proc/pid/oom_adj to -17 (OOM_DISABLE), by manipulating /proc/pid/oom_score_adj, or by configuring the Control Groups memory resource controller [4], depending on the kernel version
17%
Denial of service defense
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © Russell Shively, 123RF.com
and waits for the request to complete, keeping the connection alive; and finally, (4) because the server can only process a limited number of simultaneous connections, a large number of slow connections
17%
FreePBX phone system
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © Lofik, Fotolia.com
power. What I mean here is inexpensive devices such as those from Minisforum [4], Beelink [5], or Geekom [6]. The Minisforum UM760 Slim, for example, comes with 16GB of DDR5 RAM and an AMD Ryzen 5 7640HS
17%
Windows updates and patch distribution without WSUS
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Rob Thompson on Unsplash
your Windows clients on a business license, you will have to make do with a comparatively small subset of features, for which Microsoft offers a kind of menu [4]. Second, Windows Autopatch
17%
File access optimization discovery and visualization
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Photo by Barnabas Davoti on Unsplash
profiling data, we developed an automatic analysis tool to find crucial patterns and to offer instructions to improve this pattern for POSIX [4] and MPI [5] file I/O (see the "Basics of File Access" box

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