Vyacheslav, Автор в IT Blog

BDCOM OLT: LLID sequences have been used up on EPON

One day, a technician connected a client and informed me that the ONU is not registering with one of the BDCOM P3608-2TE EPON OLT. I looked at the logs:

Configuring Edge-core ES3526XA

In the test, I’ll configure the Edge-core ES3526XA switch.

How to install and configure Zabbix-agent on Ubuntu

On Ubuntu/Debian Zabbix-agent installs quite easily.
Initially, just enter the installation command:

How to transfer WordPress to another domain

Firstly, you must make a backup copy of the database and www directories.

Mail server with Postfix, Dovecot and MySQL

I will give an example of setting up a simple mail server on Postfix, Dovecot and MySQL.
For the test, I use the Ubuntu 16.04 operating system.

Changing gc_thresh on Linux

In this article I will give an example of changing gc_thresh on Linux, this parameter usually needs to be increased on highly loaded access servers.

Nginx. Directory Access Restriction

In this article I will give examples of restricting access to files or directories by IP address or username and password.

Solution “InnoDB Error ib_logfile0 is of different size”

Once increasing the size of “innodb_log_file_size”, I noticed an error in the /var/log/mysql/error.log file:

How to convert MySQL tables from MyISAM to InnoDB

Since InnoDB is more reliable for storing important data and is more efficient with frequent write requests, I will convert MyISAM tables to InnoDB, in old databases, in one of the companies.

How to configure networking with Netplan

In this article I will give examples of network configuration using Netplan.
I also note that for example, starting with Ubuntu version 18.04, Netplan is used by default.