From: Jack Heney (jheneyccie@xxxxxxxxxxx)
Date: Wed Nov 01 2000 - 19:27:05 GMT-3
I caught on to that after I posted the config...It now says simply
"source-bridge spanning".
Thanks,
jack
>From: George Spahl <georges@iglou.com>
>To: "Jack Heney" <jheneyccie@hotmail.com>,Dennis_Rogell@milgo.com,
>ccielab@groupstudy.com
>Subject: RE: SR/TLB
>Date: Wed, 01 Nov 2000 17:22:09 -0500
>
>Just guessing, I didn't test it, but I don't think you should have that '1'
>on the end of the "source-bridge spanning" command. I believe that might
>be tying it to a non-existent bridge group.
>George
>
>At 09:05 PM 11/1/00 +0000, Jack Heney wrote:
> >Oops....Yes it was a typo...RtrA has "bridge-group 1" and "bridge 1
>protocol
> >ieee".
> >
> >I noticed something else interesting....When I try to ping RtrA from
>HostA,
> >I don't get the duplicate ring error message that I get when I ping from
> >RtrA to HostA.
> >
> >Any ideas?
> >
> >
> >
> >>From: "Rogell, Dennis" <Dennis_Rogell@milgo.com>
> >>To: 'Jack Heney' <jheneyccie@hotmail.com>
> >>Subject: RE: SR/TLB
> >>Date: Wed, 1 Nov 2000 16:04:18 -0500
> >>
> >>Jack
> >>On rtra I did not see a bridge-group statement is that a typo
> >>
> >>Dennis Rogell
> >>Email : dennis_rogell@milgocom
> >>Phone: (954) 426-2581
> >>
> >> > -----Original Message-----
> >> > From: Jack Heney [SMTP:jheneyccie@hotmail.com]
> >> > Sent: Wednesday, November 01, 2000 12:35
> >> > To: ccielab@groupstudy.com
> >> > Subject: SR/TLB
> >> >
> >> > I'm having trouble getting SR/TLB to work...Here's my config:
> >> >
> >> > RtrA--------------RtrB---------------HostA
> >> > ether token
> >> >
> >> > RtrA:
> >> > interface fastethernet 0/0
> >> > ip address 10.1.1.2 255.255.255.0
> >> >
> >> >
> >> > RtrB:
> >> > no ip routing
> >> > source-bridge ring-group 3
> >> > source-bridge transparent 3 4 11 1
> >> > interface ethernet 0/0
> >> > bridge-group 1
> >> > interface tokenring 0/0
> >> > source-bridge spanning 1
> >> > source-bridge 2 12 3
> >> > ring-speed 16
> >> > bridge 1 protocol ieee
> >> >
> >> > HostA has an IP address of 10.1.1.1 255.255.255.0
> >> >
> >> > My understanding is that the above configuration should cause traffic
>on
> >> > the
> >> > Token RIng network to be bridged to ring 3 (virtual-ring), which then
> >> > bridges it to pseudo-ring 4 (actually ethernet bridge-group 1).
> >>However,
> >> > pings do not seem to be able to cross the bridge.
> >> >
> >> > When I "debug source bridge" on RtrB and try to ping HostA from RtrA,
> >>this
> >> >
> >> > is the output (I also included the output of "show source-bridge"):
> >> >
> >> > 00:03:06: VRING: forward explorer, bn 12 trn 2, [C810.004B.003C.0020]
> >> > 00:03:06: VRING: forward pak (srn 3 bn 11 trn 2), src: 8010.4b95.56ce
> >>dst:
> >> >
> >> > 0030.
> >> > 8004.49e0, [0890.004B.003C.0020]
> >> > 00:03:06: SRB0: explorer enqueued (srn 2 bn 12 trn 3)
> >> > 00:03:06: SRB0: duplicate ring violation, s: 800c.0120.9207 d:
> >> > ffff.ffff.ffff ri
> >> > f: C810.004B.003C.0020
> >> > 00:03:08: VRING: forward explorer, bn 12 trn 2, [C810.004B.003C.0020]
> >> > 00:03:08: VRING: forward pak (srn 3 bn 11 trn 2), src: 8010.4b95.56ce
> >>dst:
> >> >
> >> > 0030.
> >> > 8004.49e0, [0890.004B.003C.0020]
> >> > 00:03:08: SRB0: explorer enqueued (srn 2 bn 12 trn 3)
> >> > 00:03:08: SRB0: duplicate ring violation, s: 800c.0120.9207 d:
> >> > ffff.ffff.ffff ri
> >> > f: C810.004B.003C.0020
> >> > 00:03:10: VRING: forward explorer, bn 12 trn 2, [C810.004B.003C.0020]
> >> > 00:03:10: VRING: forward pak (srn 3 bn 11 trn 2), src: 8010.4b95.56ce
> >>dst:
> >> >
> >> > 0030.
> >> > 8004.49e0, [0890.004B.003C.0020]
> >> > 00:03:10: SRB0: explorer enqueued (srn 2 bn 12 trn 3)
> >> > 00:03:10: SRB0: duplicate ring violation, s: 800c.0120.9207 d:
> >> > ffff.ffff.ffff ri
> >> > f: C810.004B.003C.0020
> >> > 00:03:12: VRING: forward explorer, bn 12 trn 2, [C810.004B.003C.0020]
> >> > 00:03:12: VRING: forward pak (srn 3 bn 11 trn 2), src: 8010.4b95.56ce
> >>dst:
> >> >
> >> > 0030.
> >> > 8004.49e0, [0890.004B.003C.0020]
> >> > 00:03:12: SRB0: explorer enqueued (srn 2 bn 12 trn 3)
> >> > 00:03:12: SRB0: duplicate ring violation, s: 800c.0120.9207 d:
> >> > ffff.ffff.ffff ri
> >> > f: C810.004B.003C.0020
> >> > 00:03:14: VRING: forward explorer, bn 12 trn 2, [C810.004B.003C.0020]
> >> > 00:03:14: VRING: forward pak (srn 3 bn 11 trn 2), src: 8010.4b95.56ce
> >>dst:
> >> >
> >> > 0030.
> >> > 8004.49e0, [0890.004B.003C.0020]
> >> > 00:03:14: SRB0: explorer enqueued (srn 2 bn 12 trn 3)
> >> > 00:03:14: SRB0: duplicate ring violation, s: 800c.0120.9207 d:
> >> > ffff.ffff.ffff ri
> >> > f: C810.004B.003C.0020
> >> >
> >> > RtrB#sh source-bridge
> >> >
> >> > Local Interfaces: receive transmit
> >> > srn bn trn r p s n max hops cnt cnt
> >> > drops
> >> > To0/0 2 12 3 * f 7 7 7 5 7
> >>5
> >> >
> >> > Global RSRB Parameters:
> >> > TCP Queue Length maximum: 100
> >> >
> >> > Ring Group 3:
> >> > No TCP peername set, TCP transport disabled
> >> > Maximum output TCP queue length, per peer: 100
> >> > Rings:
> >> > bn: 12 rn: 2 local ma: 400b.5d1b.f681 TokenRing0/0
>fwd: 0
> >> > bn: 11 rn: 4 locvrt ma: 400b.5d1b.f601 Bridge-group 1
>fwd: 5
> >> >
> >> > Explorers: ------- input ------- ------- output -------
> >> > spanning all-rings total spanning all-rings
>total
> >> > To0/0 0 0 0 7 0
> 7
> >> >
> >> > Explorer fastswitching enabled
> >> > Local switched: 1 flushed 0 max Bps 38400
> >> >
> >> > rings inputs bursts throttles output
>drops
> >> > To0/0 0 0 0
> 0
> >> >
> >> > It looks like the RtrB recognizes that Ring 3 (the virtual-ring) is
> >> > attached
> >> > to the actual token ring (2) via bridge 12 and attached to the
> >>pseudo-ring
> >> >
> >> > (4) via bridge 11, which is what I anticipated. It also seems to be
> >> > forwarding the pings from RtrA to ring 3, but not from ring 3 to ring
>2:
> >> > bn: 12 rn: 2 local ma: 400b.5d1b.f681 TokenRing0/0
>fwd: 0
> >> > bn: 11 rn: 4 locvrt ma: 400b.5d1b.f601 Bridge-group 1
>fwd: 5
> >> >
> >> > I can't figure out what the "duplicate ring violation" is referring
>to,
> >> > because I made sure that I used different ring numbers for the actual
> >> > token
> >> > ring, the pseudo-ring, and the virtual-ring, but I'm guessing this is
> >> > somehow related to my lack of connectivity.
> >> > Can anyone shed some light on this situation for me?
> >> >
> >> > Thanks,
> >> > Jack
> >> >
> >> >
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