Eliminating IPv6 (?)
roberthuff at rcn.com
Thu Jun 20 02:58:08 UTC 2019
Rodney W. Grimes writes:
> > Wider question:
> > Say I'm running a system with both IPv4 and IPv6 enabled.
> > Stuff Happens(tm) and I want to completely disable IPv6 for some
> > indefinite but temporary period - not chamge any configuration
> > settings or firewall rules, but just have the code finish processing
> > current packets (or not) and then ignore further traffic. There will
> > be consequences; I'm prepared to accept them.
> > Is there a single master switch - a sysctl, perhaps, or something
> > in /etc/rc.d - that lets me do that?
> You do raise a very valid point.
> ipfw add 1 deny ipv6 from any to any
> That is about the only "master" switch I can think of that would
> be very effective.
Ywah ... but that violates the initial constraint.
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