From: Rajeev Siddappa (raj_lab@xxxxxxxxx)
Date: Sat Nov 24 2001 - 21:18:56 GMT-3
Hi John,
I am trying to simulate the same cofigs but I am not
sure how do I verify that by SRT is working fine.
Pls mail me the details.
Thnaks,
Rajeev.
--- John Neiberger <neiby@excite.com> wrote:
> Sure, no problem. The working config is quite a bit
> simpler than what I was
> trying before. R2 is handling the translation, and
> here are the relevant
> portions of its config:
>
> no ip routing
> !
> interface Serial0
> no ip address
> no ip route-cache
> no ip mroute-cache
> no fair-queue
> clockrate 64000
> bridge-group 20
> !
> interface TokenRing0
> no ip address
> no ip route-cache
> no ip mroute-cache
> ring-speed 16
> bridge-group 20
> !
> !
> bridge 20 protocol ieee
> bridge 20 bitswap-layer3-addresses
>
> It was that last statement that I neglected to add
> when I first tried this.
> The same result should be possible with SR/TLB, but
> I wasn't able to make it
> work correctly. I'll have to play around and see
> what I can come up with.
>
> The tricky portion of this is that on R2 and R3, ip
> routing is turned off.
> I suppose I could still use RSRB on R2 and R3 since
> they're directly
> connected. In fact, that's probably the way to go
> if the token ring segment
> is using SRB.
>
> Regards,
> John
>
> On Sat, 24 Nov 2001 07:33:35 -1000, Wayne Lewis
> wrote:
>
> |
> | John,
> |
> | Can you post your 'successful' configs?
> |
> | Aloha,
> |
> | Wayne
> |
> |
> | -----Original Message-----
> | From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com]On Behalf Of
> | John Neiberger
> | Sent: Saturday, November 24, 2001 7:08 AM
> | To: fwells12; ccielab@groupstudy.com
> | Subject: Solved Re: Transparent Bridging IP from
> TR to ETH over Serial
> |
> |
> | Okay, nevermind. I went back to the beginning
> and configured SRT instead
> | just like I did in the first place. I realized
> that I did not have
> | 'bitswap-layer3-addresses' in the config the
> first time I tried it. I
> | assumed I was doing something wrong and tried to
> do this using SR/TLB
> which
> | was a bad move.
> |
> | Simply erasing all SRB-related configs and adding
> a bridge-group line to
> the
> | token ring interface works great. I just wasn't
> paying enough attention
> the
> | first time I tried it.
> |
> | Live and learn. :-) This is *exactly* why I was
> practicing bridging in
> the
> | first place!
> |
> | Thanks,
> | John
> |
> | On Sat, 24 Nov 2001 08:55:12 -0800 (PST), John
> Neiberger wrote:
> |
> | | Okay,here is the config of R2. R1 and R4
> simply have IP addresses
> | assigned,
> | | and R3 is transparent bridging from serial to
> ethernet.
> | |
> | | no ip routing
> | | !
> | | source-bridge ring-group 200
> | | source-bridge transparent 200 300 1 20
> | | !
> | | interface Serial0
> | | no ip address
> | | no ip route-cache
> | | no ip mroute-cache
> | | no fair-queue
> | | clockrate 64000
> | | bridge-group 20
> | |
> | | interface TokenRing0
> | | no ip address
> | | no ip route-cache
> | | no ip mroute-cache
> | | ring-speed 16
> | | source-bridge 10 1 200
> | | !
> | | bridge 20 protocol ieee
> | | bridge 20 bitswap-layer3-addresses
> | |
> | | This is the current config but I've tried
> other configs to no avail.
> | After
> | | I get some coffee I'm going to try to think
> this through again. I
> have a
> | | feeling there is a problem with my thought
> process and I'll have to be
> | awake
> | | to spot it. :-)
> | |
> | | Thanks,
> | | John
> | |
> | | On Fri, 23 Nov 2001 22:07:56 -0800, fwells12
> wrote:
> | |
> | | | Show us your configs...
> | | |
> | | | ----- Original Message -----
> | | | From: "John Neiberger" <neiby@excite.com>
> | | | To: <ccielab@groupstudy.com>
> | | | Cc: <elouie@yahoo.com>
> | | | Sent: Friday, November 23, 2001 9:43 PM
> | | | Subject: Transparent Bridging IP from TR to
> ETH over Serial
> | | |
> | | |
> | | | > I'm having trouble configuring this and
> it seem that there ought
> to
> | be
> | | a
> | | | way
> | | | > to do this. Here is the scenario:
> | | | >
> | | | > R1----(t/r)-----R2---(serial)---R3
> ----(eth)---- R4
> | | | >
> | | | > IP routing is turned off on R2 and R3.
> I'm attempting to
> | transparently
> | | | > bridge IP from the t/r segment to the
> ethernet segment and I'm
> | failing
> | | | > miserably.
> | | | >
> | | | > I've tried a few different things with no
> success. At the moment
> | I'm
> | | | > playing with SR/TLB on R2, but usually
> that involves T/R to Eth
> | | conversion
> | | | > on the same router, right? In this case
> it's T/R to serial and
> this
> | | isn't
> | | | > working so far.
> | | | >
> | | | > If I wasn't trying to bridge IP I could
> use DLSw, but I don't see
> | how I
> | | | > could use that here.
> | | | >
> | | | > I should mention that this isn't part of
> a lab scenario, I just
> | wanted
> | | to
> | | | > see if I could do it.
> | | | >
> | | | > Any thoughts? I think I'm going to give
> up for the evening and
> try
> | | again
>
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