• Linux

How-To disable IPv6 on RHEL6 / CentOS 6 / etc

By PrasadNaik

July 4, 2016

Proper way of disabling IPv6 subsytem in RedHat Linux 6 / CentOS 6 (dont unload modules or so) in /etc/sysctl.conf  :  net.ipv6.conf.all.disable_ipv6 = 1 in /etc/sysconfig/network  : NETWORKING_IPV6=no in /etc/sysconfig/network-scripts/ifcfg-eth0 : IPV6INIT=”no” disable iptables6 – chkconfig –level 345 ip6tables off reboot done   Without reboot it can be done using below command to disable IPV6 root@host121 [~]# echo […]