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48%
What tools do intruders use to
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Wojciech Kaczkowski, 123RF.com
Intruders and penetration testers use a number of tools to obtain DNS information. Many of these tools are very familiar to IT professionals. Tools such as nslookup and dig provide information on domain names
48%
Enterprise software management with Red Hat Satellite Server
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© robbiverte, 123RF.com
and Microsoft systems as well. The Satellite Server is connected to the Internet and is registered with the Red Hat Network Server that provides patches. It is the only server connected to the Red Hat Network
48%
MAT: Monitor your infrastructure with Netdata
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Lead Image © Natalia Lukiyanova, 123RF.com
the collected metrics data. If you think Netdata is a commercial provider, you are partly right. The complete software is available under a free license. Although a charge is levied for using the Netdata
48%
Storage system with OpenSolaris and Comstar
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Aleksandr Fomenkov, 123RF.com
The advanced ZFS filesystem by Sun, and now Oracle, heralded a major change in the storage sector. ZFS's amazing qualities are an obvious choice for a storage system, but Sun failed to provide
48%
Avoiding common mistakes in high-performance computing
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Maxim Kazmin, 123RF.com
that all customers have similar experiences. Experience and ability are varied and great among the many commodity hardware and solution providers. In a post-single-vendor supercomputer market, the largest
48%
Dynamic routing in Linux with Quagga
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© petrol, 123RF.com
doesn't handle the routing (that is still the domain of the underlying operating system kernel); however, it does provide a number of routing protocols – Routing Information Protocol (RIP) [3], RIPng [4
48%
Intrusion detection with Prelude
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Chittima Kasa, 123RF.com
and German IT service provider CS Group, Prelude confidently boasts its abilities as a SIEM solution. As such, it collects all the security-relevant event data on a network. Besides analysis and graphical
48%
Monitoring KVM instances with Opsview
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Gina Sanders, Fotolia
also frequently provides the underpinnings for a virtualization cluster that runs multiple guests in a high-availability environment, thanks to Open Source tools such as Heartbeat [2] and Pacemaker [3
48%
What's new in Small Business Server 2011
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
A&M Rovenko, 123RF
vendors also offer a special version for SBS. The wizard lets administrators complete the server setup after installation, including setting up the Internet connection, providing certificates, and creating
48%
Fast system management from Puppet Labs
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Artmann Witte, fotolia.com
.stomp.password = unset 14 15 # security plugin config 16 securityprovider = psk 17 plugin.psk = foobar The second package provides the /etc/mcollective/server.cfg configuration file (Listing 3), which gives

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