Date: Sun, 29 Dec 2013 11:53:00 +0000 From: Nikolay Denev <nike_d@cytexbg.com> To: Andrew Klaus <andrewklaus@gmail.com> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Subject: Re: Issues putting jails on their own subnet Message-ID: <CA%2BP_MZHUx-DvH-jYhmRhY2yzNtnD5wUKDw%2BxBEvFwioJMb=yLQ@mail.gmail.com> In-Reply-To: <CAKA4ij898kFwnYUXrVUekF91kY=g6kpw=RS=JR82e8oj2Jm6ew@mail.gmail.com> References: <CAKA4ij9FLJA7Un8gA-Jv17Xfi9DG7Xi0qMKRwK3vUedvXKxngA@mail.gmail.com> <CA%2BP_MZEg2XhghMiM7TNyev2_5KsNG6iGyR6y0zbxSdiBznCpGw@mail.gmail.com> <CAKA4ij_vtTai0fjHT%2BaVR4nPJfwpV0hG2yM8kF2K05t==y-AFQ@mail.gmail.com> <CA%2BP_MZFScdzmO1H7Q%2BHziZo1vO-q18qAVkXoJUaXJKYkpmg7gA@mail.gmail.com> <CAKA4ij898kFwnYUXrVUekF91kY=g6kpw=RS=JR82e8oj2Jm6ew@mail.gmail.com>
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Hmm, you are right. I'm pretty sure I was able to do this before running 9.1 however I've tried now on 10 and it fails. Quick search suggests some changes that might prevent the route to be deleted : http://lists.freebsd.org/pipermail/svn-src-head/2013-March/045550.html --Nikolay On Sun, Dec 29, 2013 at 4:48 AM, Andrew Klaus <andrewklaus@gmail.com> wrote: > Hmm.. I did try it that way earlier, but I'm getting the same issue: > > # setfib 2 netstat -rn > Routing tables > > Internet: > Destination Gateway Flags Refs Use Netif Expire > default 10.0.3.1 UGS 0 0 vlan3 > 10.0.4.0/24 link#13 U 0 0 vlan4 > 10.0.4.13/32 link#13 U 0 0 vlan4 > 10.0.4.16/32 link#13 U 0 0 vlan4 > 127.0.0.1 link#10 UH 0 0 lo0 > > > # setfib 2 route delete 10.0.4.0/24 > route: writing to routing socket: Address already in use > delete net 10.0.4.0 fib 2: gateway uses the same route > > > Is there a way to delete it without deleting the IP from the interface? > > Thanks, > > Andrew > > > On Sat, Dec 28, 2013 at 6:28 PM, Nikolay Denev <nike_d@cytexbg.com> wrote: > >> Hi, >> >> I meant to delete the route from FIB 1, not from the main FIB, like >> "setfib 1 route delete 10.0.3.0/24" >> >> Anyways, good that you made it work using the tunable. >> >> Cheers, >> >> --Nikolay >> >> >> On Sun, Dec 29, 2013 at 12:30 AM, Andrew Klaus <andrewklaus@gmail.com>wrote: >> >>> It doesn't seem to let me delete it (first thing I tried).. Gives me this >>> error: >>> >>> # route delete 10.0.3.0/24 >>> route: writing to routing socket: Address already in use >>> delete net 10.0.3.0 fib 0: gateway uses the same route >>> >>> However, using the tunable, then works perfectly. >>> >>> Thanks! >>> >>> >>> On Sat, Dec 28, 2013 at 5:16 PM, Nikolay Denev <nike_d@cytexbg.com> >>> wrote: >>> >>> > Hi Andrew, >>> > >>> > Actually you should be able to override this routing entry by just >>> > deleting it, or you can also check if "net.add_addr_allfibs" sysctl can >>> > help you. >>> > >>> > >>> > --Nikolay >>> > >>> > >>> > >>> > On Sat, Dec 28, 2013 at 10:05 PM, Andrew Klaus <andrewklaus@gmail.com >>> >wrote: >>> > >>> >> Hello, >>> >> >>> >> I'm trying to segregate some of my jails onto their own (DMZ) subnet. >>> >> >>> >> Internal subnet: 10.0.3.0/24 >>> >> DMZ subnet: 10.0.4.0/24 >>> >> >>> >> Both of these subnets are on my FreeBSD host, but I'm using a second >>> >> routing table for my DMZ jails as seen here: >>> >> >>> >> --------------- >>> >> setfib 1 netstat -rn >>> >> Routing tables >>> >> >>> >> Internet: >>> >> Destination Gateway Flags Refs Use Netif >>> Expire >>> >> default 10.0.4.1 UGS 0 2393945 vlan4 >>> >> 10.0.3.0/24 link#12 U 0 0 vlan3 >>> >> ---------------- >>> >> >>> >> The problem I'm facing, is when I try to connect to the DMZ'd jail >>> from >>> >> the >>> >> 10.0.3.0 network, traffic comes in on vlan4 like it's supposed to, but >>> >> replies back through on the vlan3 interface. I guess this makes sense, >>> >> because of that second route entry (that I can't override). >>> >> >>> >> I've tried using PF to force the packets back through to 10.0.4.1, >>> but it >>> >> doesn't seem to want to work. Is the only other way to use the >>> >> experimental vnet/vimage? >>> >> >>> >> Any ideas would be helpful. >>> >> >>> >> Thanks, >>> >> >>> >> Andrew >>> >> _______________________________________________ >>> >> freebsd-net@freebsd.org mailing list >>> >> http://lists.freebsd.org/mailman/listinfo/freebsd-net >>> >> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org >>> " >>> >> >>> > >>> > >>> _______________________________________________ >>> freebsd-net@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-net >>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>> >> >> >
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