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17%
Integrating OCS information into monitoring with OpenNMS
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Kheng Ho Toh, 123RF.com
and production. To show how monitoring profiles can be implemented for a specific server, the example distinguishes between mail, web, and database servers. It assumes that the stable version 1.12.3 of OpenNMS [6
17%
Useful NFS Options for Tuning and Management
15.06.2016
Home »  HPC  »  Articles  » 
many packets or remote procedure calls (RPCs) are created and sent. For example, if you want to transmit 1MB of data using 32KB chunks, the data is sent in quite a few chunks and a correspondingly large
17%
Automatic build and deploy with OpenShift and GitLab CI
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Photo by Jantine Doornbos on Unsplash
and deploy slides automatically with OpenShift on every new commit in the Git repository. The slides are available online [5] and the source code of this example is available at the CETIC Git repository [6
17%
Segmenting networks with VLANs
13.02.2017
Home »  Archive  »  2017  »  Issue 37: Distr...  » 
Lead Image © Maxim Kazmin, 123RF.com
-ring encapsulation (1 bit), and identification of the respective VLAN identifier (12 bits). A maximum of 4,096 VLANs can be set up with the 12 bits of the VID (VLAN identifier) field. Tagged VLANs differ from
17%
Lua for Apache
10.07.2012
Home »  Articles  » 
 
, for example: http://localhost/hello.lua If you have a typo, Apache returns an internal server error (number 500). You only get to see a Lua interpreter error message under special circumstances (Figure 1
17%
Monitoring events with the Audit daemon
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © alphaspirit , 123RF.com
/audispd name_format = NONE max_log_file = 6 max_log_file_action = ROTATE space_left = 75 space_left_action = SYSLOG action_mail_acct = root admin_space_left = 50 admin_space_left_action = SUSPEND disk
17%
ASCII-based monitoring tools
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © tele52, 123RF.com
A long time ago, I was a system administrator for a couple of HPC systems, but I also inherited two Hewlett-Packard (HP) N-class servers (mainframes). Along with two WORM storage units, these were
17%
Slipping your pen test past antivirus protection with Veil-Evasion
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © archibald1221, 123RF.com
. 6. Read length bytes from the connection from the pipe into buffer[5...] (this is the meterpreter .dll). 7. Invoke a call to the shellcode blob with the VirtualAlloc() pattern or void pointer casting
17%
Configuration management and automation
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © Valerijs Kostreckis, 123RF.com
package before installing: $ wget http://dl.bintray.com/rundeck/rundeck-deb/rundeck-2.6.7-1-GA.deb $ sudo dpkg -i rundeck-2.6.7-1-GA.deb Installing a package is practical because it integrates a Rundeck
17%
RESTful APIs in practice
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Michal Bednarek, 123RF.com
and follower data. The OAuth protocol [6] authenticates the API client, and JSON is the data format. A separate streaming API is available for real-time monitoring of tweets. If you want to use the Twitter API

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