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15%
Successful automatic service detection
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Dmitriy Denysov, 123RF.com
to find out more details about specific services. Listing 1 Nmap Command root@sandbox:~# nmap -v -A www.haribo.de ... Host www2.haribo.com (213.185.81.67) is up (0.011s latency). Interesting
15%
Monitoring server hardware with the Nagios IPMI plugin
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Vladimir Nenov, 123RF.com
system interface requires root privileges; however, this is easily done with sudo for the ipmimonitoring tool. This kind of query is useful for monitoring the Icinga or Nagios server itself and for hosts
15%
Remotely controllingvirtual machines with virsh
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Sellingpix, 123RF.com
by the name of libvirt-client. To make sure the program in place on your disk is working, just type virsh version. If you see an error message, you need to become root and try your luck again. If virsh tells
15%
News
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
 
of ISC BIND 9. ISC is investigating the root cause and has produced patches that prevent the crash. According to the report, the patch has two components. When a client query is handled, the code
15%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
-performance Oracle SPARC servers." Perhaps the best example of Oracle's attempt to synthesize its own database and business app roots with Sun's server room hardware emphasis is the new Oracle Database appliance
15%
Service Management Facility (SMF) in OpenSolaris
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Steve Cukrov, Fotolia.com
– Shut down system without powering off s/S milestone:/single-user:default Single-user mode with partially mounted filesystem 1 – Like s, root login only
15%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
("http://spacewalk.tuxgeek.de/cobbler_api") 06 token = conn.login(user, password) 07 08 cblr_systems = '/root/cobbler.csv' 09 10 if os.access(cblr_systems, os.F_OK): 11 print "Reading system configuration file %s" % cblr_systems 12
15%
Building a custom Cyberdeck
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Lead Image © Lucy Baldwin, 123RF.com
monitor and proceed through the normal Raspberry Pi OS initialization steps to configure a user, WiFi access, and the like. Next, edit the file /boot/firmware/config.txt with root privileges to add the line
15%
OpenVPN with e-tokens in large-scale environments
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© sTan, fotolia.com
. persist-key and persist-tun prevent OpenVPN reparsing the tunnel and key files when the tunnel is restarted. This makes sense if OpenVPN drops its privileges after launching, because only root is allowed
15%
Filesystem for Self-Healing Storage
06.08.2026
Home »  Archive  »  2026  »  Issue 94 OpenSt...  » 
Lead Image © Sergey Nivens, 123rf.com
mappings. 3. Atomic root pointer swap: Once the staging tree is fully populated and verified in memory, the kernel briefly claims the localized AG locks, swaps the live root pointer to resolve to the newly

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