Re: Looking for Appletalk guru (AT bridging)

From: Joe Martin (jmartin@xxxxxxx)
Date: Sun Feb 27 2000 - 15:40:33 GMT-3


   
>From what I see, you want appletalk routing at the edge of R1 and R3, but
want bridging across R2.
Setup IRB on R1 with S0 being the bridged interface and BVI 1 being the
routed. R2 will just have bridging. R3 will also have IRB with E0 being
the bridged interface and BVI 1 being the routed. This should allow routes
and zones to show up in R1 and R3 with R2 being unaware of such things.

JOE

----- Original Message -----
From: <kshalavin@ibs.ru>
To: <ccielab@groupstudy.com>
Sent: Sunday, February 27, 2000 4:33 AM
Subject: Looking for Appletalk guru (AT bridging)

Hi All,

can anyone help me with AT bridging ?

There's three routers. R1 and R2 connected via FR cloud, and R2-R3 connected
via Ethernet, see below:
Router1---FrameRelay----Router2---Ethernet----Router3

At router R3 there is some AT zone.
Router R2 should NOT route AT, only bridge.
Routers R1 and R3 must see each other, ping and so on.
This task looks easy - 'just' make bridging at R2 (ethernet and serial),
configure IRB bridging at R1, include serial interface to bridge group, and
at BVI interface set AT zone and cable-range as at router3.

But I think that I miss some details, it don't working. Configuration
snapshot see below:
========= Router 1 =========
appletalk routing eigrp 1
appletalk route-redistribution
!
interface Serial0
 ip address 194.1.3.25 255.255.255.248
 encapsulation frame-relay
 ip ospf network point-to-multipoint
 appletalk cable-range 300-400 300.1
 appletalk zone FR
 appletalk protocol eigrp
 no appletalk rtmp-splithorizon
 no appletalk eigrp-splithorizon
 frame-relay map bridge 104 broadcast
 frame-relay map appletalk 300.2 102 broadcast
 frame-relay map appletalk 300.5 105 broadcast
 bridge-group 1
!
interface BVI1
 mac-address 0000.1111.2222
 no ip address
 appletalk cable-range 100-200 100.1
 appletalk zone BB2
!
bridge irb
bridge 1 protocol dec
 bridge 1 route appletalk
 bridge 1 route ip
 bridge 1 route ipx
 no bridge 1 bridge ip
=========== end of Router 1 config ==========

============ Router 2 ==============
interface Serial0/0.1 point-to-point
 ip address 194.1.3.27 255.255.255.248
 ip directed-broadcast
 ip ospf network point-to-multipoint
 frame-relay interface-dlci 104
 bridge-group 1
!
bridge 1 protocol dec
========== end of Router 2 config ===========

========= Router 3 ==============
interface Ethernet0/0
 ip address 150.200.1.254 255.255.255.0
 no ip directed-broadcast
 appletalk cable-range 100-200 171.68
 appletalk zone BB2
 appletalk protocol eigrp
========== end of Router 3 config ========

When I run command 'show apple rout' I get next (I get all networks but no
zone information. Why I see other networks via RTMP, and NOT EIGRP ???. When
I set command at router3 'no apple prot rtmp' I miss all networks in routing
table):
===== cut here ====
Router3#sh apple rout
Codes: R - RTMP derived, E - EIGRP derived, C - connected, A - AURP
       S - static P - proxy
5 routes in internet
 The first zone listed for each entry is its default (primary) zone.
 C Net 100-200 directly connected, Ethernet0/0, zone BB2
R Net 300-400 [1/G] via 100.1, 4 sec, Ethernet0/0, no zone set
R Net 401-500 [2/G] via 100.1, 4 sec, Ethernet0/0, no zone set
R Net 501-600 [2/G] via 100.1, 4 sec, Ethernet0/0, no zone set
R Net 601-700 [2/G] via 100.1, 4 sec, Ethernet0/0, no zone set
===== cut here ====

Any help will be appreciate,

Regards,
> Константин Шалавин,
инженер Технического отдела Производственного Центра IBS
> Konstantin Shalavin,Technical Center Engineer, IBS Production Unit
> tel : +7-(095)-967-8010;
> direct : +7-(095)-725-8118-tone-2487.
> fax : +7-(095)-967-8011
>



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