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  • Article (Print) (103)
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85%
How Kanban helps improve IT processes
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© NYUL, 123RF.com
important differences between a software development team and an operations team is the amount of unplanned work. Every problem that interrupts normal operations means that one or more admins gets torn from
85%
Service Management Facility (SMF) in OpenSolaris
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Steve Cukrov, Fotolia.com
/init.d with symlinks to the corresponding runlevel directories (/etc/rc.Runlevel.d ). Starting at boot time and manual starting work in the normal way. The SMF tools list processes started in this way in the format lrc
85%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
will default to this mode. You can select it manually by setting the -sS switch, as in nmap -sS www.lemon.com . Figure 3: The SYN scan is similar to the three
85%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
. Normally, it's located in /usr/sbin: ./configure --with-firewall=iptables --with-iptables=/usr/sbin On openSUSE 11.3 and Debian, the iptables command requires root user access. For this reason, you ... 3
84%
Passwords, passphrases, and passkeys
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © berkay08, 123RF.com
identifies the owner. Under normal circumstances, the owner should be the only person who has the key to access. When generating a password, the user faces two challenges: the need to generate a secure
84%
Tools for troubleshooting the network
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Photographer, 123RF.com
(Figure 3). In subsequent test runs, you can compare the results with a previously saved map; devices added or removed are listed in each category. Figure 3
84%
Managing SSH and other remote connections with PAC
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Ivan Datskov, 123RF.com
-of-all-trades is licensed under the GNU GPLv3, you can use it free of charge. The only precondition is a fairly recent Linux distribution with Gnome. Although PAC runs on other desktops, you would have to do without some
84%
Monitor applications end to end
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Photo by Adam Winger on Unsplash
All of your systems seem to be working normally, but virtually nobody has placed an order in the online store since yesterday afternoon. A painstaking manual investigation reveals that the shopping
84%
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
84%
Professional backup solutions compared
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Kamil Macniak, 123RF
.6 v6.2 v5.0.3 v4.0 v7.0 Product Details Operating Systems (Server) Linux Asianux, CentOS, Debian, Fedora, openSUSE, RHEL, SLES 10, Ubuntu Fedora

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