Install Pure-FTPd on Ubuntu Install Pure-FTPd on CentOS with Virtual Users Ubuntu pure-ftpd reply with unroutable address Install Pure-FTPd from source Enable FTP for EasyEngine Website To install Pureftpd on CentOS, run

To start/stop, use

To enable system users to login, edit /etc/pure-ftpd/pure-ftpd.conf, un comment the line UnixAuthentication yes. […]

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ERROR 2006 (HY000) at line 348: MySQL server has gone away

When i try to restore a MySQL database, i get following error.

To fix the error, edit file


Restart MySQL

if using mariadb, run

MySQL […]

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To force delete a package, run

List all Installed packages

List all files in a package

To find which package provide a file

Apt […]

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File Sharing

pydio Pydio is open source share sharing application. Source code available in github https://github.com/pydio https://pydio.com Scripts […]

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Sendgrid is a SMTP (Transactional Email Provider). https://sendgrid.com Sendgrid allow you to send email from your applications using SMTP or API. SASL authentication no mechanism available […]

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Installing Asterisk from Source

You can download latest source code from https://downloads.asterisk.org/pub/telephony/asterisk/ To install latest 15.x version, run

You will need to install dependency. Asterisk […]

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Installing Asterisk on Ubuntu

Ubuntu repository provide Asterisk, to install, just run

On Ubuntu 16.04, it come with asterisk 13.1, while newer version is 15.2. It is better to install from source if you want latest software. Asterisk […]

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Unable to detect ICU prefix Nginx 413 Request Entity Too Large debconf: unable to initialize frontend: Dialog MySQL ERROR Access denied you need SUPER privilege for this operation Can’t locate version.pm in @INC apt The method driver /usr/lib/apt/methods/https could not be found Can’t locate Parallel/ForkManager.pm in @INC Can’t locate File/Type.pm in @INC bash: warning: setlocale: […]

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tcpdump is useful command to track traffic on your network. To see all traffic between your PC and a remote server, run

Here all traffic to google.com will be displayed. To save the logs to a file, use


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