RedHat/Centos Disable IPv6 Networking


 
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Old 05-01-2012
RedHat/Centos Disable IPv6 Networking

Guide on how to disable ipv6 for Centos and RedHat



1) Edit /etc/sysconfig/network-scripts/ifcfg-eth0 and change:

NETWORKING_IPV6=yes to NETWORKING_IPV6=no


2) Edit /etc/modprobe.conf and add these lines:

Code:
alias net-pf-10 off
alias ipv6 off

3) Stop the ipv6tables service:

service ip6tables stop

4) Disable the ipv6tables service:

chkconfig ip6tables off

Finally, reboot of your system.
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SMPPPD-IFCFG(8) 						      SMPPPD							   SMPPPD-IFCFG(8)

NAME
smpppd-ifcfg - SuSE Meta PPP Daemon DESCRIPTION
smpppd-ifcfg is a daemon that controls a single dialup connection to the internet. It does so by starting and controlling the pppd. The configuration of the dialup connections is done by YaST2. smpppd-ifcfg is not intended for direct use. Use ifup and ifdown or a frontend like cinternet , qinternet or kinternet instead. OPTIONS
These options are recognized by smpppd-ifcfg. If a long option shows an argument as mandatory, then it is mandatory for the equivalent short option also. --up Bring the connection up. This is the default action. --down Bring the connection down. --status Report status of the connection. -i, --ifcfg=NAME Specify the ifcfg file to use. This option is mandatory. -p, --provider=NAME Specify the provider file to use. --detach Detach from the controlling terminal. This is the default. --nodeatch Don't detach from the controlling terminal. -d, --debug Turn on debugging. --version Show program version and exit. --help Show help information and exit. FILES
/etc/sysconfig/network/ifcfg-* Configuration files for the interfaces. /etc/sysconfig/network/providers/* Configuration files for the providers. /var/log/smpppd/ifcfg-xxx.log Log file. /var/log/smpppd/accounting.log File containing accounting information. /var/run/smpppd.ifcfg-xxx.pid Pid file. /var/lib/smpppd/ifcfg-xxx.info Info file with various status information. /var/run/smpppd/ifcfg-xxx Socket to communicate with smpppd. SEE ALSO
kinternet, qinternet, cinternet(1), accounting(1), wvdial(1), smpppd.conf(5), pppd(8), smpppd(8). AUTHOR
Arvin Schnell <arvin@suse.de> SuSE December 2002 SMPPPD-IFCFG(8)