Date: Wed, 9 May 2018 20:24:22 +0500 From: Abdullah Tariq <ab.tariq90@gmail.com> To: Julian Elischer <julian@freebsd.org> Cc: Freddie Cash <fjwcash@gmail.com>, Eugene Grosbein <eugen@grosbein.net>, freebsd-net <freebsd-net@freebsd.org> Subject: Re: NETGRAPH- bridge vlans using netgraph help Message-ID: <CAPFxuwRc%2BsWfwTbKCSs4Rr2pBKJ2V=sV7V78c6f06ip5JPrm3g@mail.gmail.com> In-Reply-To: <946595c0-8dd5-145f-6c13-c150a053a17c@freebsd.org> References: <CAPFxuwQOBkGTHZbGfJz=-fUW8M%2BQGOpTM9T%2B-RO6H4fWcGEtqA@mail.gmail.com> <5AE34CFA.7000207@grosbein.net> <CAPFxuwR54nPiKAAACRY5a_GvDNOVfdniqv6F_3PK4--7vm03uA@mail.gmail.com> <5AE437C1.8010706@grosbein.net> <CAFZYVy7_nVm5G1XDdM_TujN=jVbCyDEKABGbC=M9L5Lh1jAAzQ@mail.gmail.com> <5AE44ADD.7020302@grosbein.net> <CAPFxuwQ=Gi7GiVr%2BsdTavr6r44ftaeFDOvN7%2B3qi_7aZyH6kXw@mail.gmail.com> <5AE468D5.9030702@grosbein.net> <CAPFxuwRdLrEmtVHGSruja6L-bcOi0Z59ae5mB1gWgi-PvU6inw@mail.gmail.com> <CAOjFWZ6m=j6aY7nbeppCK9TTAJ1P%2BfN7Hs5sZ3CfWc7Ad4v_cA@mail.gmail.com> <CAOjFWZ62BQ3WZVvpZ0D9UJFcV4stXm-prE=GDp-JconSktQzpA@mail.gmail.com> <5AE4D1AC.3080702@grosbein.net> <CAOjFWZ7AchG8HEvURSNGXGeqYiYaSn4Uo=rBgGoFqLAbAdOMJw@mail.gmail.com> <5AE75988.3020306@grosbein.net> <CAOjFWZ7uAPJ3EaoLktQ%2BBVTBt7LrKjmhK0FpCY6X3u%2B0YWYGGQ@mail.gmail.com> <5AE75BAD.8030303@grosbein.net> <c2d147cb-122a-4c27-299a-7c518ef1c01e@freebsd.org> <CAOjFWZ7w4Ftu69=Fm1Q8mYqmLnHvVxqeViEprLmEDPP8Pcmf5A@mail.gmail.com> <946595c0-8dd5-145f-6c13-c150a053a17c@freebsd.org>
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> > a picture would do wonders to understand what he wants. Apologies for being AWOL Attaching an image link: https://ibb.co/nt1s4S On Tue, May 1, 2018 at 8:39 PM, Julian Elischer <julian@freebsd.org> wrote: > On 1/5/18 11:16 pm, Freddie Cash wrote: > > On Tue, May 1, 2018 at 6:08 AM, Julian Elischer <julian@freebsd.org> > wrote: > >> On 1/5/18 2:08 am, Eugene Grosbein wrote: >> >>> 01.05.2018 1:03, Freddie Cash wrote: >>> >>> On Mon, Apr 30, 2018 at 10:59 AM, Eugene Grosbein <eugen@grosbein.net >>>> <mailto:eugen@grosbein.net>>wrote: >>>> >>>> > What the OP is trying to do is have PC1 send untagged packets t= o >>>> igb0 on FreeBSD which is configured for tagged vlan 5. >>>> > Then bridge the packets to igb1 which is also configured for >>>> tagged vlan 5. Then send the packets out, untagged, to PC2. >>>> >>>> Why would one want to "configure igb0 for tagged vlan 5" when igb= 0 >>>> supposed to receive untagged frames? >>>> This does not make any sense. One should just bridge igb0 as is, >>>> without creation vlan on it and problem's solved. >>>> >>>> =E2=80=8BYes, agree. What the OP wants to do can't be done. :)=E2=80= =8B >>>> >>> Perhaps, you missed a message from him when he states that configuratio= n >>> style does no matter for him really. >>> So, what he wants can be done, just using different style. >>> >>> >> >> a picture would do wonders to understand what he wants >> =E2=80=8B. >> > > =E2=80=8BA FreeBSD system with multiple NICs, with separate vlans interna= lly to > separate untagged traffic between PCs.=E2=80=8B > > https://forums.freebsd.org/threads/bridge-with-vlans-not-working.65592/ > > =E2=80=8B=E2=80=8Bhttps://forums.freebsd.org/attachments/capture-png.4744= / > > =E2=80=8Bhttps://forums.freebsd.org/threads/bridge-with-vlans-not- > working.65592/#lg=3Dpost-385584&slide=3D0 > > =E2=80=8BThe "easy" solution is to just bridge together the interfaces yo= u want to > be part of the same "virtual lan", thus allowing traffic between those > stations only. Want PC1 and PC2 to be part of one vlan? Then bridge > together igb0 and igb1. Want PC3, connected to igb2, and PC4, connected = to > igb3, to be part of a separate "virtual lan"? Then create a separate > bridge between igb2 and igb3. No vlan tags required anywhere. > > > ok so does he want to have those vlans terminated at his box or just pass > them through? > and if they are untagged, why is it being called a vlan? > untagged vlan is what we call "ethernet". > > if it's untagged then only the internal state of the switches decides > which "virtual network" it is on.. > > > > > But, the OP (in the forum thread and here) keeps getting hung up on > "needing" vlan tags on the NICs, trying to treat the FreeBSD box like a > switch with hybrid ports and PVIDs set on the ports. > > -- > Freddie Cash > fjwcash@gmail.com > > >
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