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18%
Looking for System Admins …
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Piter Ivanov, 123RF
with Knoppix 6.3 Live Linux and the BackTrack penetration testing system. Take a fresh look at what you do every day with a special edition magazine that is all for admins.
18%
The fine art of allocating memory
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
at allocation time. Only memory pages in actual use ("dirty") are backed by physical RAM, so the program shown in Listing 1 will have no trouble allocating 3GB of memory on any current machine, almost
18%
Windows updates and patch distribution without WSUS
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Rob Thompson on Unsplash
the transfer volume by using a local cache. One example of this solution is Microsoft Connected Cache [3], which is currently in beta. Windows Autopatch Azure Update Manager is responsible for keeping server
18%
SUSE Offers Cloud Sovereignty Framework Self Assessment
05.02.2026
Home »  News  » 
 
(e.g., "We are currently SEAL-1, but our public sector contracts require SEAL-3"). Weighted risk analysis: The tool weighs eight sovereignty objectives (SOVs), prioritizing supply chain
18%
Archiving email and documents for small businesses
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Pavlenko Evgenly, fotolia.com
messages, one of which had an attachment. Figure 3 shows the directory structure in the storage directory after running the script. Figure 3: Directory
18%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Daniela Mangiuca, 123RF.com
qemu_x86_defconfigmake menuconfig (build-option, Kernel-Version 3.2, gdb, tty1)makemake linux-menuconfig (debug info) make 3. Compile the module and copy it to the root directory:cd driverexport CROSS
18%
Strategies for routing voice calls around a firewall
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
gnohz, 123RF.com
headers; the second – separated by an empty line – contains the Session Description Protocol (SDP) [3] as the SIP payload. The SDP part describes the audio stream; that is, it contains data
18%
Overview of cloud platforms and appliances
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Athiphan Chunmano, 123RF
, your scaling options are virtually unlimited, and you can add Content Delivery Networks (CDN). As an example, SlideShare [1] integrates document downloads and Flash file hosting with Amazon S3 and Cloud
18%
Business continuity for small to medium-sized enterprises
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Andrea, Fotolia.com
) or even be booted in a virtual environment. This virtual boot function is perfect for smaller companies. It lets administrators boot a ShadowProtect image directly in the free VirtualBox [3] environment
18%
openlava – Hot resource manager
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Konrad Bak, 123RF.com
to pay attention to a few gotchas. (In my first attempt, I didn't pay attention to these.) In the next sections, I'll walk through the installation of openlava on a cluster (the Warewulf-based cluster [3

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