Linux – Page 2

Installing Graylog on Ubuntu

Graylog – open source software with a web interface for collecting and viewing logs, at the time of this writing, free of charge up to the limit of data collected is 5 GB per day.

Installing and using the Wondershaper

WonderShaper is software for Linux that allows you to limit the speed of data transmission and reception on network interfaces, suitable for home or office computers.

Abills. Solving the error Cannot change column ‘id’: used in a foreign key constraint ‘users_contacts_ibfk_2’

Once executed db_check.pl on a server with Abills 0.78.16:

How to solve “Extension mysqli | mysql not found”

I noticed once on one of the new Ubuntu servers an error when opening phpMyAdmin – “The extension mysqli | mysql not found.”

How to install and use Screen

GNU Screen is a console utility-multiplexer that provides the user with access to several sessions in a single session.

Creating a bootable flash drive with Kali Linux

I will give an example of creating a bootable flash drive with Kali Linux.
Kali Linux is a security testing tool.

Asterisk commands

I will describe the possible Asterisk commands that can be entered after connecting to the console:

Monitoring Asterisk in Zabbix

We will monitor Asterisk through Zabbix agent, for this we install it on the same machine as Asterisk.

Frequent messages “Remote UNIX connection” in Asterisk

I noticed once in the Asterisk console that the following messages are often displayed:

— Remote UNIX connection
— Remote UNIX connection disconnected
— Remote UNIX connection
— Remote UNIX connection disconnected
— Remote UNIX connection
— Remote UNIX connection disconnected
…

Adding BDCOM OLT on ABillS

In this article I will give an example of adding BDCOM-P3310C and BDCOM-P3310B to the ABillS billing system on the Ubuntu Server 16.04 operating system.