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17%
Script utilities in depth: grep, awk, and sed
30.11.2025
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© jirkaejc, 123RF.com
( ) Used for grouping and back references \n Back reference: Expands to whatever matched the n th ( ) pattern Suffixes How Many to Match ? 0 or 1 * 0
17%
Managing computers with Rex
31.10.2025
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© Stanislav Rishnyak, 123RF.com
computers running the Linux distributions CentOS 5 and 6, Debian 5 and 6, Fedora, Gentoo, Mageia, openSUSE, RHEL 5 and 6, Scientific Linux, and Ubuntu 10.04, 11.04, and 12.04. Additionally, it can handle
17%
Reading email in the browser with Horde
30.11.2025
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©Daniel Villeneuve, 123RF.com
: channel://pear.horde.org/webmail-4.0.6 The directory Horde uses to deliver existing static content in an efficient way is /var/www/webmail/static/. The web server needs write permissions for this directory
17%
Operating system virtualization with OpenVZ
30.11.2025
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© sculpies, Fotolia.com
.g., for migrating over secure connections). The exact syntax and other examples of applications are discussed [12]. Additionally, OpenVZ can create what it refers to as checkpoints (snapshots) of VEs: A checkpoint
17%
News
30.11.2025
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center and campus environments. Dell also released Open Manage Network Manager 5.0 (OMNM), which provides a single console for all network management functions of Dell networking platforms in branch
17%
Open source remote access to Windows
30.11.2025
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Nikolay Okhitin, Fotolia
/raddb/server file: vi /etc/raddb/server Next, below the line 127.0.0.1 secret 1 add routableIPaddress shared_secret 1 substituting the IP address of the WiKID server. Configuring the WiKID Token
17%
Performance monitoring in Windows Server 2008 R2
30.11.2025
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© Itsallgood, Fotolia.com
and documentation on the topic of server performance monitoring. If you manage a complex structure, it's good idea to read the guides on this site. To run the tool, you also need Log Parser 2.2 [2], which is also
17%
Verifying TLS Certificates
06.08.2026
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Lead Image © Christos Georghiou, 123RF.com
.example.net | jq .certificates[0].issuer.organization[0] If you don't keep track of your web certificate expiry dates, you can let your monitoring system handle it. The classic Nagios uses the check
17%
The Swiss Army knife of fault management
30.11.2025
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© Dmitry Rukhlenko, 123RF.com
12 The monitor is set up by /etc/opennms/poller-configuration.xml: 13 14 ... 15 17
17%
Free backup tool for data centers
30.11.2025
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© andresr, fotolia.com
Password = "YdhKKoy2Huq1CVHwIR" 05 Pid Directory = "/var/run" 06 Query File = "/usr/lib/bacula/query.sql" 07 Working Directory = "/var/lib/bacula" 08 } 09 10 Fileset { 11 Name = "Full Set" 12

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