Roundcube password plugin with Postfixadmin
If you want to set up the Roundcube password plugin on a mail system that is administered with Postfixadmin, you could be in a small trouble, because it’s not supported by default.Read More…
All posts by pityu
Apache with http/2 support on CentOS
HTTP/2 is finally officially adopted, and it brings significant improvements regarding server<-> client communication, making worth to try be amongst the first to have the service up. This is a relatively newRead More…
Determining Linux CPU load
In many cases, it’s inportant to determine the average load of the server, so one can decide if an expansion of resources is needed. The easyest way to determine CPU load inRead More…
phpList – Database error 1366 while doing query Incorrect integer
If you upgrade phplist or import an old database, it will most probably show an error message similar or exact to the one in the picture below. The issue is that thereRead More…
Postscreen
Postscreen is a handy feature of Postfix 2.9 and on, if you want to prevent degrading the performance of your server box with frequent external invalid requests. It actually implements a setRead More…
Enabling compression in Nginx
Compression in web servers is used to improve website loading performance, and is often measured and evaluated by search engines. Enabling gzip compression in Nginx is quite easy, since it’s already thereRead More…
Enable compression in Apache
This is a short article mostly optimized for use with WordPress. First, very simply insert this into your virtual host config file (probably in /etc/httpd/conf.d or in /etc/httpd/conf/httpd.conf if you’re using theRead More…
Postfix 3 on Centos 6 and 7
One problem that can comes up with the fantastic Centos Linux distro is that it sticks to the proven but also old packages. I needed some newer features several times. One ofRead More…
Adding a DMARC record for mail services
DMARC (stands for Domain-based Message Authentication, Reporting & Conformance) is a TXT record implenented in a _dmarc subdomain on your DNS server that after DKIM and SPF are implemented ultimatively advises theRead More…
How to implement a SPF record for mail servers
Implementing Sender Policy Framework (SPF) is another mechanism to authenticate your domain as a legitimate mail sender and that means lowering your SPAM score in antispam mechanisms. It is done on theRead More…