Disabling IPv6 on *one* network interface in Debian

Frank Bulk frnkblk at iname.com
Fri Feb 4 07:11:18 CET 2011


I'm use the 2.6.26-1-amd64 kernel, and it may be that
"net.ipv6.conf.<interface>.disable_ipv6 = 0" is only supported on newer
kernels.

Frank

-----Original Message-----
From: Frank Bulk [mailto:frnkblk at iname.com] 
Sent: Thursday, February 03, 2011 8:42 PM
To: 'ipv6-ops at lists.cluenet.de'; 'ipv6-techsig at mailman.internetnz.net.nz'
Subject: Disabling IPv6 on *one* network interface in Debian

Due to our network setup I have asymmetric traffic occurring (post-IPv4 NAT
result) that can be resolved by disabling IPv6 on one of the server's VLANs.
I removed the IPv6 addresses manually using "ip -6 addr del <IPv address>
dev eth0.<VLAN number>" but that will only last until the next reboot.

Any ideas on how to disable IPv6 on *one* network interface in Debian?  My
google fu has failed me.

Frank



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