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19%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
: Qmail Delivery Retry Events Delivery Attempt Seconds D-HH:MM:SS 1 0 0-00:00:00 2 400 0-00:06:40 3 1600 0-00:26:40 4
19%
Serverless run times with custom Bash AWS Lambda layers
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Eric Gevaert, 123RF.com
. In this article, I explore a relatively new addition to Lambda functions in AWS called "layers" and, with the use of a Bash layer provided on the GitHub page by author Graham Krizek [3], I run a Bash script
19%
Proactive Monitoring
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Tom Wang, 123RF.com
. The problem is well known [3] and should be fixed in the next release. Because the index resides in volatile memory, stopping and then restarting is not a good idea. As an interim solution, you can send kill
19%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
( NULL, 'Row 3', NULL); SELECT SLEEP(1); 08 09 mysql> INSERT INTO data_random VALUES ( MD5(CURRENT_TIMESTAMP()), 'Row 1', NULL); SELECT SLEEP(1); 10 mysql> INSERT INTO data_random VALUES ( MD5(CURRENT
19%
Installing and operating the Graylog SIEM solution
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Leo Blanchette, 123RF.com
SeverityValue = 3; else $SyslogSeverityValue = 6; 20 21 # The name of the file is also sent with the file 22 Exec $FileName = file_name(); 23 24 # The SourceName variable is set by default to 'NXLOG'. To send
19%
Integrating OCS information into monitoring with OpenNMS
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Kheng Ho Toh, 123RF.com
website [2]. The OCS project documentation [3] and forum  [4] will help you get started installing and configuring OCS. OpenNMS The OpenNMS network management platform [5] was predominantly developed ... 22
19%
Creating a private apt repository with reprepro
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © binkski, 123RF.com
-passphrase Several parameters in this file define the repository layout [2] [3], as follows: Origin: An optional field that describes the origin of the repository. You can select a free line of text. Label
19%
Kolab iRony with CalDAV and CardDAV support
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Pablo Hidalgo, 123RF.com
the central calendar and address book. Mobile devices needed Microsoft's ActiveSync protocol or (up to Kolab 3) the outdated SyncML to connect with the open source groupware. As of version 3.1, the Kolab team ... Open standards and open source are requisite in Kolab groupware. The alpha release of version 3.1 hugely extended the number of compatible clients with the CalDAV and CardDAV protocols, making Kolab
19%
Kubernetes clusters within AWS EKS
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Zlatko Guzmic, 123RF.com
--region eu-west-1 05 --nodegroup-name chrisbinnie-eks-nodes 06 --node-type t3.medium 07 --nodes 2 08 --nodes-min 1 09 --nodes-max 2 10 --ssh-access 11 --ssh-public-key /root/eks-ssh.pub 12
19%
Life cycle management with Foreman and Puppet
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© auremar, 123RF.com
[3] runs on the client. Facter collects information about the system and forwards it to the Puppet master when Puppet runs. On the basis of collected facts, the master can generate a dynamic catalog

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