Posts by ServerOk

Block Tor IP Addresses with CSF Firewall

Block Tor IP Addresses with CSF Firewall

To block traffic from TOR using CSF firewall, edit Add following to end of the file 86400 = Tor IP

Block Tor IP Addresses

Block Tor IP Addresses

UPDATE: This is not efficient method. Use new method available at Block Tor IP Addresses with CSF Firewall Here is

ConfigServer Security and Firewall (CSF)

ConfigServer Security and Firewall (CSF)

Install CSF Firewall Install CSF firewall on Ubuntu Server Unban an IP from CSF Firewall Block Country in CSF firewall

sysctl

sysctl

nf_conntrack: table full, dropping packet MariaDB Change Open Files Limit Elasticsearch

nf_conntrack: table full, dropping packet

nf_conntrack: table full, dropping packet

On a CentOS server, i get following error in /var/log/messages Jan 17 03:40:02 ss1 kernel: nf_conntrack: table full, dropping packet

lsof

lsof

umount /home device is busy To see all Open files To see all network activity See the connections on port

nodejs

nodejs

Install Install Node.js on CentOS Install Node.js on Debian/Ubuntu How to Install Yarn Package Manager on Ubuntu Node.Js Version Manager

node version manager

node version manager

n is the node version manager. To install, run To list versions of node.js available, run To see all available

Password

Password

https://www.passbolt.com – Open source password manager. https://www.grc.com/passwords.htm – Online secure password generator.

Microsoft Azure Cross-platform Command Line Interface

Microsoft Azure Cross-platform Command Line Interface

az is command line tool for Microsoft Azure. To install, see Install Microsoft Azure CLI on Ubuntu. Once az installed,

Install Microsoft Azure CLI on Ubuntu

Install Microsoft Azure CLI on Ubuntu

To install Microsoft Azure CLI on Ubuntu, run Now run You will be able to use az command now. Autenticate

Install PHP 7.2 on CentOS from yum

Install PHP 7.2 on CentOS from yum

First you need to install Remi repository https://rpms.remirepo.net Enable epel repo with On CentOS 7 On CentOS 6 Enable PHP