CentOS / Redhat : Configure CentOS as a Software Router with two interfaces Linux can be easily configured to share an internet connection using iptables. All you need to have is, two network interface cards as follows: a) Your internal (LAN) netwo…
source url:http://tecadmin.net/ip-failover-setup-using-keepalived-on-centos-redhat-6/ Keepalived is used for IP failover between two servers. It facilities for load balancing and high-availability to Linux based infrastructures. It works on VRRP ( Vi…