Date: Fri, 13 Jul 2018 01:11:08 +0200 From: "Frank de Bot (lists)" <lists@searchy.net> Cc: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: Removing IPv6 address causes all IPv6 traffic to stop working Message-ID: <8ea9e568-8cb8-025a-6eda-64b681346e4e@searchy.net> In-Reply-To: <CAOtMX2juZihud=bF6%2BaKSTUvZ%2BxiExLzKx%2BiCAnEGB-S-y2HAg@mail.gmail.com> References: <0a96ce18-982e-ac9b-eaab-d9cf2df02d73@searchy.net> <CAOtMX2juZihud=bF6%2BaKSTUvZ%2BxiExLzKx%2BiCAnEGB-S-y2HAg@mail.gmail.com>
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The routes are not affected. the strangest thing I find that the host and jails are accessible from outside, and it can reach outside hosts via v6, but everything that's staying on the server fails. Alan Somers wrote: > How did you assign the jails' IPv6 addresses in the first place? The usual > way is to assign them as /128 aliases, in which case the command to remove > them would include a "/128", not "/48". I think when you're deleting a > "/48" you're also removing some routes that the jail host is using. > -Alan > > On Thu, Jul 12, 2018 at 4:30 PM, Frank de Bot (lists) <lists@searchy.net> > wrote: > >> On a older server running FreeBSD 10.2 i have a number of jails. For >> migration to FreeBSD I'm planning to shutdown the jail, move the data to >> the new server and spin up the jail there. IP addresses are alse moved. >> >> When I remove an IPv6 address with the following command 'ifconfig em0 >> inet6 v6address/48 delete', all IPv6 traffic on the server stops >> working. I can reach IPv6 from outside to the server and from the server >> to outside, but everything on the server (jail to jail for example) >> immediatly stops working. IPv4 works normally >> Unfortunately it's not feasible to bing-bang migrate everything, >> ignoring ipv6 is not possible because a lot of the jails interact with >> each other with ipv6 (some even exclusivly) >> >> What can cause this? >> >> >> Regards, >> >> Frank de Bot >> _______________________________________________ >> freebsd-stable@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-stable >> To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >> > _______________________________________________ > freebsd-stable@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >
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