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Article View: comp.dcom.sys.cisco
Article #142

LAT filtering

#142
From: Martyn Williams
Date: Thu, 30 Jul 1992 03:46
41 lines
1837 bytes
We have a requirement whereby we must provide LAT bridging for two groups
who do not wish to see the services offered to the other.

ie

                           *a 
                           |
                           #   *c
                          / \ / 
                         #   # - *d
                          \ / \
                           #   *e
                           |
                           *b 


In the diagram # denotes AGS+ routers and * IGS/R routers.

Nodes c & e wish to see services available via LAT, excluding LAT services
from a, b & d

Nodes a, b & d wish to see services available via LAT, excluding LAT
services  from c & e.

We envisage using filtering applied to interfaces to remove unwanted
service broadcasts from being displayed or generated (to cut down on
broadcast traffic).

However we believe there may be a better way to accomplish this, without
unduly affecting network performance.

Your comments are welcome. 

               :  Martyn Williams
      /\/\     :  Network Services
     / / /\    :  BHP Information Technology
    / / /  \   :  151-155 King St, Warrawong, NSW 2502, AUSTRALIA
   / / / /\ \  :  A.C.N. 006 476 218
   \ \/ / / /  :  Phone    +61-42-757522 ext 6196
    \  / / /   :  Fax      +61-42-757801
     \/\/\/    :  E-mail   wewilm@itwol.bhp.com.au
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Path: arc1-ca.pugleaf.net!sparky!uunet!elroy.jpl.nasa.gov!usc!rpi!batcomputer!munnari.oz.au!bruce.cs.monash.edu.au!merlin!resmel.bhp.com.au!NewsWatcher!user
Newsgroups: comp.dcom.sys.cisco
Subject: LAT filtering
Message-ID: <wewilm-300792133015@134.18.40.80>
From: wewilm@ITWOL.BHP.COM.AU (Martyn Williams)
Date: 30 Jul 92 13:46:31 +1000
Followup-To: comp.dcom.sys.cisco
Distribution: world
Organization: BHP Information Technology
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