From: Chaim Gev (chaimgev@xxxxxxxxxxx)
Date: Sun Aug 18 2002 - 06:14:51 GMT-3
remove ip routing from r2 and it will work without BVI on it.
>From: "ccie candidate" <ccie1@lycos.com>
>Reply-To: "ccie candidate" <ccie1@lycos.com>
>To: "Volkov, Dmitry (Toronto - BCE)" <dmitry_volkov@ca.ml.com>,
>"ccie candidate" <ccie1@lycos.com>, "Joe Higgins"
><netsat@optonline.net>, "Balaji Siva" <bsivasub@cisco.com>,
>"K Sarangan" <K.Sarangan@cwgoindia.com>
>CC: ccielab@groupstudy.com
>Subject: RE: Bridging.
>Date: Sun, 18 Aug 2002 01:09:31 -0700
>
>it did not work for me without creating the BV1 on the R2 ..i dont know how
>it worked for you ...but when i remove the BV from R2 , nothing is pinging
>..when i put it back ..it just ping .
>i was testing this on subif of the ethernet ..i tried also bridge 1 bride
>ip ..nothing is different .
>
>
>--
>
>On Sun, 18 Aug 2002 11:54:18
> K Sarangan wrote:
> >
> >Thanks Guys,
> >
> >It worked with BVI on both ends and IRB on the central one. Got the point
>from Dimitry on BVIs
> >at R1 and R3 but it is working only when I put in R2 - IRB, bridge 1
>bridge ip.
> >Any idea why IRB is required in R2?. It is supposed to be only a bridge,
>right?
> >
> >Cheers
> >
> >Sarangan
> >
> >
> >-----Original Message-----
> >From: Volkov, Dmitry (Toronto - BCE) [mailto:dmitry_volkov@ca.ml.com]
> >Sent: Sunday, August 18, 2002 2:27 AM
> >To: 'ccie candidate'; K Sarangan; Joe Higgins; Balaji Siva
> >Cc: ccielab@groupstudy.com
> >Subject: RE: Bridging.
> >
> >
> >Hi,
> >
> >I've tried with IRB enabled on R2 (without BVI) - it worked.
> >Try clear arp on R1 or R3 it may help.
> >
> >Not 100% sure, but I guess the reason, why BVI on R1 and r3 are
>necessary,
> >is because mac-address xxxxxxxxxxxx under serial int doesn't work.
> >Router accepts it but I don't see it under sh int serial 0
> >
> >BVIs on R1 and r3 are not necessary if you use ethernet interfaces on r1
>and
> >r3.
> >
> >Dmitry
> >
> >-----Original Message-----
> >From: ccie candidate [mailto:ccie1@lycos.com]
> >Sent: Saturday, August 17, 2002 2:38 PM
> >To: ccie candidate; K Sarangan; ccielab@groupstudy.com; Joe Higgins;
> >Balaji Siva
> >Subject: RE: Bridging.
> >
> >
> > Hi ;
> >it didnt work with me without using BVI on R2 .
> >
> >
> >still i dont know what is the idea behind creating BVI on R1 and R3 .
> >
> >
> >why it didnt ping from the begining .
> >
> >
> >
> >--
> >
> >On Sat, 17 Aug 2002 13:20:20
> > Balaji Siva wrote:
> >>I was able to make it work with the config suggested by joe for R1 and
>R3
> >>
> >>and for r2
> >>
> >>you need
> >>
> >>bridge irb
> >>bridge 1 prot ieee
> >>bridge 1 bridge ip
> >>
> >>under serial interfaces
> >>
> >>bridge-group 1
> >>
> >>
> >>You do not need BVI on r2.
> >>
> >>
> >>Hope this helps
> >>
> >>
> >>
> >>Balaji
> >>
> >>-----Original Message-----
> >>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> >>ccie candidate
> >>Sent: Saturday, August 17, 2002 12:02 PM
> >>To: K Sarangan; 'ccielab@groupstudy.com'; Joe Higgins
> >>Subject: Re: Bridging.
> >>
> >>
> >> i tested this config ...i didnt work unless i configured the BVI
>interface
> >>for the intermediate router as well.
> >>
> >>
> >>what is the catch here ??
> >>
> >>--
> >>
> >>On Sat, 17 Aug 2002 10:13:52
> >> Joe Higgins wrote:
> >>>Try this on both routers. use the addresses on the serial interfaces
>for
> >>your bvi addresses.
> >>>
> >>>router x
> >>>bridge 1 prot ieee
> >>>bridge irb
> >>>bridge 1 route ip
> >>>int bvi 1 x.x.x.x x.x.x.x
> >>>int ser x
> >>>no ip add
> >>>bridge-g 1
> >>>
> >>>
> >>>K Sarangan wrote:
> >>>
> >>>> Hello All,
> >>>>
> >>>> Iam doing bridging stuff. The set up is something like this.
> >>>>
> >>>>
> >>R1(s0-130.100.12.1)-----------s0R2s1-----------------(s0-130.100.12.2)R3.
> >>>>
> >>>> I dont have routers with 2 ethernet ports. So iam using serial of R2
> >>interfaces to do transparent bridging.
> >>>> I have also put mac-address command on all the router serial
>interfaces.
> >>But still iam unable to ping from R1 to
> >>>> R3. If i give debug ip packet, packet is going outside R1 but not
>coming
> >>inside R2. Nothing is in
> >>>> sh ip arp.
> >>>>
> >>>> Serial does not have a mac address. so R2 should take this as the mac
> >>addr and store it.But this is happening.
> >>>> Any clues?
> >>>>
> >>>> TIA,
> >>>>
> >>>> Sarangan.
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