Adding domain to Cpanel account

Adding domain to Cpanel account During creation of Cpanel account in WHM a new domain is being created as a main account domain. Then needed subdomains could be easily created in Cpanel interface. There is corresponding subsection which is called Subdomains. Sometimes there is need to create additional domains in the same Cpanel account(not subdomains […]

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Cloudflare and visitors IP addresses

Cloudflare reverse proxy Cloudflare very popular service, which provides many necessary and useful services. Maybe most popular service  is their reverse proxy, which allows you to put your site behind cloud caching proxy servers. This gives possibility to reduce load on the site and make content output more faster. But you may also face the […]

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Google API 403 Forbidden

During migration of webapp( which used Google API) from old server to a new one we faced a problem that part of dynamic content  dissapered, it was a content which was generated using Google API. In our case the key was linked to IP-addresses of the servers where the app works. So first of all […]

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WordPress password reset

Here I will describe several ways to reset administrator’s account password in WordPress CMS, those ways could be called radical, because they are being used in cases when you couldn’t reset password in user’s profile or via embedded password recovery option of WordPress. I’ll not touch last two mentioned methods, as long as I suppose […]

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FreePBX install on CentOS 7

FreePBX could be installed with pre-built distribution from Sangoma corp., which could be downloaded and installed pretty easy and quickly. But what if you already have installed server or you can’t use 3d-party distribution to install the server. FreePBX site has nice instructions on how to install Asterisk and FreePBX on existing server based on […]

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Zabbix graph of LXC container memory usage

Recently I implemented Zabbix monitoring system on Linux servers, some of which are physical machines, and some are LXC containers under those physical machines. In order to get accurate data on the CPU and RAM of the container, I used the wonderful Zabbix template for LXC/LXD containers (here the template: https://github.com/scanterog/zabbix-lxd). I used this template […]

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SPF for web-server

Sender Policy Framework is an extension for email sending  with SMTP protocol. It was created as a means of struggling with spam. It’s function is to indicate whether the sender of an email from a certain domain is authorized for such sending. If you use email hosting or even free mail services, then you most […]

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