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 Adding and viewing IP addresses on CentOS servers

To add newly assigned IP addresses from SSH, follow this procedure: (Please follow the steps...

 Disable ping response

What is a ping: Usually a ping is used to check if a machine is up and to check the network...

 How To Block an IP Address

Login to your Linux server via SSH To block a specific IP address you would use the following...

 How To Unblock an IP Address

Now let’s say you block the wrong IP address or you need to take one off for some reason. In...

 How to Change SSH Port in Centos

Login into your Server Via Putty or any SSH client.type in following...

 How to Reset Mysql passowrd

  Step # 1 : Stop mysql service # /etc/init.d/mysql stop Output: Stopping MySQL database...

 How to add port to iptable in linux

Please note that this document is for reference only we do not take any responsible for any data...

 How to change hostname on CentOS Linux

Hostname Change There are 4 steps in a hostname change, luckily all the steps are easy....

 How to disable Firewall On Centos 6.x

Login as root type in following command in ssh service iptables saveservice iptables...

 How to install setup command under CentOS 6.x

Login via SSHtype in follwoing command#yum install setuptool system-config-network-tui #setup

 How to update Time in Centos

Hilogin to server via ssh and type in following command "ntpdate 0.north-america.pool.ntp.org"

 Linux Firewall Fail2Ban

How To Protect SSH with fail2ban on CentOS 6  Step One—Install Fail2Ban Because...

 Reset forgotten root password on CentOS

1. Boot the system and when you see the following message "Press any key to enter the...

 Supermicro X8SIE-F Centos 6.x bug with network

Same bug here on a Supermicro X8SIE-F with CentOS-6.5-x86_64 Found a another workaround: Enter...