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How to Install PostgreSQL Relational Databases on CentOS 7

The PostgreSQL relational database system is a powerful, scalable, and standards-compliant open-source database platform. This guide will help you [...]

Instalando e habilitando SSH no CentOS 7

Aqui vai um jeito bem fácil e rápido de instalar e habilitar o SSH no CentOS 7.Para isso, nosso ponto de partida será uma imagem padrão do CentOS 7 e [...]

How To Use Linux Screen

Introduction Screen or GNU Screen is a terminal multiplexer. In other words, it means that you can start a screen session and then open any number of [...]

How to Install PostgreSQL on Debian 9

How to Install PostgreSQL on Debian 9 Updated  Feb 13, 2019• 5 min read PostgreSQL, often known simply as Postgres, is an open-source [...]

How To Setup a Firewall with UFW on an Ubuntu and Debian Cloud Server.

Introduction One of the first lines of defense in securing your cloud server is a functioning firewall. In the past, this was often done through [...]

Restore pfSense From Backup Using The CLI (command line)

When all goes bad and you can’t get to the web interface of your Netgate pfSense, you’ll have no option but to try using the CLI (command line). This [...]

Procedimento para Restaurar Backup Pfsense shell.

Copia e renomeia o backup para /conf/config.xml. Depois disso, [...]

Problemas com drivers de rede realtek RTL 8111E

re0: <RealTek 8168/8111 B/C/CP/D/DP/E PCIe Gigabit Ethernet> port0xe800-0xe8ff mem 0xfdfff000-0xfdffffff,0xfdff8000-0xfdffbfff irq 16 atdevice 0.0 on [...]