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9%
Successful automatic service detection
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Dmitriy Denysov, 123RF.com
ports on www2.haribo.com (213.185.81.67): Not shown: 995 closed ports PORT STATE SERVICE VERSION 21/tcp open ftp? 22/tcp open tcpwrapped 80/tcp open http Apache httpd |_ html
9%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
the recently launched TouchPad tablet line. On September 22, 2011, the HP board of directors announced it was retiring Leo Apotheker. Plenty of controversy and commentary followed both announcements
9%
Service Management Facility (SMF) in OpenSolaris
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Steve Cukrov, Fotolia.com
FMRI is milestone:/multi-user-server:default . To discover the current runlevel, use /usr/bin/who -r : /usr/bin/who -r . run-level 3 Jan 22 19:07 3 0 S In this example, the current runlevel is 3
9%
Create a high availability VM with  DRBD9  and Reactor
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Emma Simpson on Unsplash
systemctl restart libvirt-bin Linbit itself offers the virter tool, which can create and clone Libvirt VMs over the command-line interface [12]. Quick Start Strictly speaking, DRBD Reactor itself
9%
Using Univention Corporate Server 2.4 for virtual infrastructure management
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Martin B, Pixelio.de
the administrator over with its carefully conceived overall concept and production-tested preconfiguration. Administrators can complete the installation with just a couple of key presses; in fact, pressing the F12
9%
Protecting web servers with ModSecurity
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© KrishnaKumar Sivaraman, 123RF.com
://www.un.org/apps/news/infocus/sgspeeches/ "Apache ModSecurity with GeoIP blocking country specific traffic: ModSecurity + GeoIP" by Suvabrata Mukherjee: http://linuxhelp123.wordpress.com/2008/12/11/apache The Author Sebastian
9%
The next generation of Internet connectivity
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
ktsdesign, 123RF.com
AdvAutonomous on; 10 AdvRouterAddr off; 11 }; 12 13 }; IPv6 Attacks IPv6 basically suffers from all the existing classes of attacks against IPv4 and also introduces some new weaknesses
9%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
the file sizes (converted to and labeled GB), separating the two items of information with a tab. Invoking this script for user chavez yields: chavez 12.12537GB Such commands are often useful in loops
9%
Reading email in the browser with Horde
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
©Daniel Villeneuve, 123RF.com
, 09 'protocol' => 'imap', 10 'port' => 143, 11 // Plaintext logins are disabled by default on 12 // IMAP servers (see RFC 3501 [6.2.3]) 13 'secure' => 'tls', 14 'maildomain
9%
Warding off the rise of VoIP spam
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Izaokas Sapiro, 123RF.com
=> _.,n,GotoIf($[${usercaptcha} == ${captcha}]?correct:wrong) 10 exten => _.,n(wrong),Playback(privacy-incorrect) 11 exten => _.,n,HangUp() 12 exten => _.,n(correct),agi,addwhitelist.sh|${CALLERID(all)} 13

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