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70%
Demystified: The facts about green IT
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Iakov Kalinin, 123RF
costs 157 303 Production downtime costs 0 0 TCO 7,847 3,709 Like sole proprietors, small business don't have their own IT departments ... 3
70%
Enterprise software management with Red Hat Satellite Server
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© robbiverte, 123RF.com
topology has two or more Satellite Servers that are connected to RHN through the Internet (see Figure 3). Each Satellite Server is synced with the others. This topology enables each subnet or project office
70%
Passwords, passphrases, and passkeys
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © berkay08, 123RF.com
.g., A becomes 4, E becomes 3, O becomes 0, 1 becomes !, etc.), makes the password even more complicated and does not make it any easier to handle. For example, the Robbie Williams refrain Hell is gone and heaven
69%
Monitoring for small and medium-sized companies compared
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
, POP3, or DNS. Thanks to its integrated SNMP trap and Syslog receiver, OpenNMS is capable of implementing centralized logging. Performance data can be collected via SNMP, WMI, HTTP, JMX, JDBC
69%
Remote Access with Tactical RMM
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Marten Newhall on Unsplash
recommended as the technical underpinnings. If you prefer to work with Ubuntu, you can go for Ubuntu 22.04. SSL and DNS Required Before the installation can start, you have to meet a few requirements
69%
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
69%
pfSense firewall and router distribution
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Sergey Mironov, 123RF.com
Protocol (CARP) is used in the background [3]. If needed, a pfSense installation can transfer its configuration to all other firewalls and then run pfsync to keep the state tables of all the active firewalls
69%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
. This prevents the sender from filling up the cache too quickly. Port Scanners Nmap [3], which recently went to version 5.0, is the Swiss army knife of port scanners. Portbunny [4] is a relatively new tool
68%
Network analysis with Wireshark
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Reinhard Eisele
then select Capture | Stop to stop recording, and Wireshark will display all of the packets it has captured (Figure 3). Figure 3: Launching Wireshark without
68%
Avoiding common mistakes in high-performance computing
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Maxim Kazmin, 123RF.com
16 into offset hole 22, your new furniture might never live up to your expectations. Additionally, integrating the furniture into an existing room could be a challenge. Forgetting that the new surround

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