How To Disable SELinux on CentOS 6 Edit configuration file and set SELINUX=disabled vi /etc/selinux/config # This file controls the state of SELinux on the system. # SELINUX= can take one of these three values: # enforcing – SELinux… Continue Reading
How to Install vsftpd Server on CentOS / RHEL What is vsftpd? vsftpd (very secure FTP daemon) is an FTP server for Unix-like systems. vsftpd is the default FTP server in the Ubuntu, CentOS, Fedora, RHEL Linux distributions. Step… Continue Reading
How To Configure Static IP On CentOS 6 Configure static IP on interface eth0 vi /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=”eth0″ BOOTPROTO=”static” HWADDR=”00:41:36:94:45:DE” #Replace with your NM_CONTROLLED=”yes” ONBOOT=”yes” TYPE=”Ethernet” IPADDR=192.168.0.100 #Replace with your IP NETMASK=255.255.255.0 #Replace with your Configure Default Gateway… Continue Reading
CSP – Secure Copy Protocol scp -r /path/to/local/dir user@remotehost:/path/to/remote/dir
yum install openssh-clients
Exim is a message transfer agent for Unix systems developed at the University of Cambridge. Remove all messages from the Exim queue: # exim -bp | exiqgrep -i | xargs exim -Mrm Most useful Exim commands list: exiwhat #print what… Continue Reading
Verto (VER-to) RTC is a FreeSWITCH endpoint that implements a subset of a JSON-RPC connection designed for use over secure websockets. This allows a web browser or other WebRTC client to originate a call using Verto into a FreeSWITCH installation… Continue Reading
In this article i will show how to know monitor who is pinging my server with tcpdump Linux utility. tcpdump packet analyzer. In our case it will help us figure out the IP address where the ICMP requests come from.… Continue Reading
Install locate on CentOS and Debian Use the following commands : Debian : apt-get install locate CentOS : yum install mlocate
REGEX Tutorial Regular Expressions