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  • Article (Print) (26)
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26%
Monitor your nodes with collectl
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© nobeastsofierce, 123RF.com
: AuthenticAMD Speed(MHz): 2812.629 Cores: 4 Siblings: 4 Nodes: 1 13 # Kernel: 2.6.32-220.4.1.el6.x86_64 Memory: 7540044 Swap: 14 # NumDisks: 2 DiskNames: sdb sda 15 # NumNets: 2 NetNames: lo: eth0:100 16 # Num
26%
Monitoring for small and medium-sized companies compared
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
enterprise products such as HP Openview or IBM Tivoli. Zabbix also points to its high level of scalability: Up to 100,000 monitored devices with up to one million different metrics are no problem, according
25%
pfSense firewall and router distribution
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Sergey Mironov, 123RF.com
access point, a DNS server, and even a WLAN access point. Despite all this, the complete system weighs in at just 100MB, and to get started, you just need a USB stick and 128MB of RAM. If the built
25%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
notification_interval 60 16 notification_options d 17 } 18 19 # Fileserver 20 define host{ 21 host_name fileserver 22 alias Fileserver 23
25%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
creates a 256MB file in the current directory along with process for the job. This process reads complete file content in random order. Fio records the areas that have already been read and reads each area
25%
Galera Cluster for MySQL
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Noel Powell, fotolia.com
MySQL-shared-compat-5.5.22-2.el6.x86_64.rpm rpm -i MySQL-client-5.5.22-1.el6.x86_64.rpm With CentOS 6, the following additional package is necessary: yum install openssl098e.x86_64 The easiest way
25%
SSH Administration – Windows in a Unix World
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Gino Santa Maria, 123RF.com
enables X11 forwarding. Once logged in, echo your DISPLAY variable: $ echo $DISPLAY The response should be similar to localhost:10.0 . SSH automatically sets up the forwarding of your DISPLAY variable
25%
Strategies for routing voice calls around a firewall
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
gnohz, 123RF.com
information for Bob's client. After Alice has sent the request to the proxy, she receives a response of 100 Trying (2), telling her the next hop has received the request. If the Trying message fails
24%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
version [1]. The sshguard tool also speaks IPv6, is released under the BSD license, is easy to set up, and works without a configuration file. Supported Services At the time of writing, sshguard
24%
Creating an SFTP jail
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Juan Manuel Ordonez, 123RF.com
relatively easy if you opt to download the package from the website (Listing 2). Listing 2 Installing TCP Wrappers 01 bash#> cd /tmp 02 bash#> ls tcp_wrap* 03 tcp_wrappers-7.6.sol10-sparc

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