RE: IRB issues from lab 8

From: Brian Lodwick (xpranax@xxxxxxxxxxx)
Date: Mon Oct 15 2001 - 14:55:08 GMT-3


   
I bet you need to configure SR/TLB on r1, so that you can translate
canonical to non-canonical. I don't think you can just flip it like that?
Also what about the MTU sizes? Token-Ring max MTU is like 4000 somthing and
Ethernet is 1500. Could this be the issue?

>>>Brian

>From: perkinsr@WellsFargo.COM
>To: xpranax@hotmail.com, perkinsr@WellsFargo.COM
>CC: ccielab@groupstudy.com
>Subject: RE: IRB issues from lab 8
>Date: Mon, 15 Oct 2001 10:45:07 -0700
>
>I don't think so, that is only ture if you want to route AND bridge the
>SAME
>protocol. I am routing IP and bridging IPX so this should work. By not
>putting the ipx routing command in that is equivlent to giving the no ip
>routing but for IPX. I should route IP like we all see everyday and be
>bridging IPX. BTW I forgot to put in the bridging tables:
>
>R1:
>R1#sh bri
>
>Total of 300 station blocks, 297 free
>Codes: P - permanent, S - self
>
>Bridge Group 1:
>
> Address Action Interface Age RX count TX count
>0000.0c40.7f70 forward Serial0 0 12 0
>0050.0b71.00a0 forward TokenRing0 0 13 0
>0000.1d15.30ff forward TokenRing0 0 11 0
>
>
>R5#sh bri
>
>Total of 300 station blocks, 298 free
>Codes: P - permanent, S - self
>
>Bridge Group 1:
>
> Address Action Interface Age RX count TX count
>0050.0b71.00a0 forward Serial1 0 907 0
>0000.1d15.30ff forward Serial1 0 743 0
>
>
>
>-----Original Message-----
>From: Brian Lodwick [mailto:xpranax@hotmail.com]
>Sent: Monday, October 15, 2001 10:38 AM
>To: perkinsr@WellsFargo.COM
>Cc: ccielab@groupstudy.com
>Subject: Re: IRB issues from lab 8
>
>
>Unless you have no ip routing on r1 and R7 you must use IRB or CRB. I
>believe if you add bridge IRB or CRB on R1 and R7 and assure they are both
>bridging ipx you'll be set.
>no bridge 1 route ip
>
>By default ip will be routed on a Cisco router.
>
> >>>Brian
>
>
> >From: perkinsr@WellsFargo.COM
> >Reply-To: perkinsr@WellsFargo.COM
> >To: ccielab@groupstudy.com
> >Subject: IRB issues from lab 8
> >Date: Mon, 15 Oct 2001 10:21:01 -0700
> >
> >I cannot get IRB to work. Here is the IRB scenario from lab 8, the only
> >differance is there is token instead of ether between R1 and R7.
> >
> >
> > BVI1
> > |
> >-----R5----------------------R1----------------------R7--t5/3
> > s0 s1 to0 t5/0
> >
> >
> >
> >This is tough, I can't ipx ping from R7 to R5, but routing info is
>passed.
> >R7 all routes beyond R5, R7 is a stub, but net 701 (off t5/3) is visible
> >from R5. Pings will not work though. I was thinking frame type
> >concic/non-concical type problems. I tried making the MAC of t5/3 0.0.ff
> >so
> >that it would be the same either way, but that didn't work. The BVI1 on
>R5
> >is set to SAP frame type just like the token interface on R7.
> >
> >Help....
> >
> >
> >
> >configs:
> >R5
> >ipx routing 0000.0000.0005
> >!
> >interface Serial1
> > ip address 137.20.25.1 255.255.255.0
> > no ip directed-broadcast
> > ip accounting output-packets
> > no logging event subif-link-status
> > bridge-group 1
> >!
> >interface BVI1
> > no ip address
> > no logging event subif-link-status
> > ipx encapsulation SAP
> > ipx network 700
> >!
> >ipx router eigrp 10
> > network 5130
> > network 5004
> > network 695
> >!
> >!
> >ipx router rip
> > no network 5130
> > no network 5004
> > no network 695
> >!
> >bridge irb
> >bridge 1 protocol ieee
> > bridge 1 route ip
> > bridge 1 route ipx
> > no bridge 1 bridge ip
> >
> >R1
> >!
> >interface Serial0
> > ip address 137.20.25.2 255.255.255.0
> > no ip route-cache
> > no ip mroute-cache
> > clockrate 64000
> > bridge-group 1
> >!
> >interface TokenRing0
> > ip address 137.20.10.1 255.255.255.0
> > no ip route-cache
> > no ip mroute-cache
> > ring-speed 16
> > bridge-group 1
> >!
> >bridge 1 protocol ieee
> >
> >R7
> >ipx routing 0000.0000.0007
> >!
> >interface TokenRing5/0
> > ip address 5.5.5.5 255.255.255.0 secondary
> > ip address 137.20.10.70 255.255.255.0
> > ipx network 700
> > ring-speed 16
> >!
> >interface TokenRing5/3
> > ip address 172.168.70.1 255.255.255.0
> > ipx network 701
> > ring-speed 16



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