From: Brian Dennis (bdennis@internetworkexpert.com)
Date: Thu Dec 14 2006 - 12:07:39 ART
239.39.39.39 is just an arbitrary address.
Brian Dennis, CCIE4 #2210 (R&S/ISP-Dial/Security/SP)
bdennis@internetworkexpert.com
Internetwork Expert, Inc.
http://www.InternetworkExpert.com
Toll Free: 877-224-8987
Direct: 775-745-6404 (Outside the US and Canada)
________________________________
From: Abderrahim sadki [mailto:a_sadki1@hotmail.com]
Sent: Wednesday, December 13, 2006 10:29 PM
To: Brian Dennis; anthony.sequeira@thomson.com; bhaas@netinfosys.com;
ccielab@groupstudy.com
Subject: RE: multicast to broadcast conversion
Ok then I stick to what I read on Cisco! ( just kidding).
another silly question...how is the multicast address used to convert
chosen?
should I use 239.39.39.39 ? or any unused one is ok?
Thanks
________________________________
From: "Brian Dennis" <bdennis@internetworkexpert.com>
Reply-To: "Brian Dennis" <bdennis@internetworkexpert.com>
To: <anthony.sequeira@thomson.com>, <bhaas@netinfosys.com>,
<a_sadki1@hotmail.com>, <ccielab@groupstudy.com>
Subject: RE: multicast to broadcast conversion
Date: Wed, 13 Dec 2006 22:08:17 -0500
>It's also documented correctly on the DocCD if you know where
to look.
>
>Brian Dennis, CCIE4 #2210 (R&S/ISP-Dial/Security/SP)
>bdennis@internetworkexpert.com
>
>Internetwork Expert, Inc.
>http://www.InternetworkExpert.com
>Toll Free: 877-224-8987
>Direct: 775-745-6404 (Outside the US and Canada)
>
>
>
>-----Original Message-----
>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
Behalf Of
>anthony.sequeira@thomson.com
>Sent: Wednesday, December 13, 2006 6:43 PM
>To: bhaas@netinfosys.com; a_sadki1@hotmail.com;
ccielab@groupstudy.com
>Subject: RE: multicast to broadcast conversion
>
>I want to apologize for being so terse with that last post.
Here is the
>exact DOC-CD link example that is in error:
>
>
>
>http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr
/
>fipr_c/ipcpt3/1cfmulti.htm#wp1003511
>
>
>
>Cisco may have fixed this in future revs of docs - but I have
certainly
>not seen it if they have. The only places I have seen this
feature
>properly documented are in the materials of
www.internetworkexpert.com
><http://www.internetworkexpert.com/> and
www.netmasterclass.com
><http://www.netmasterclass.com/> ; I would be willing to bet
the other
>excellent CCIE-prep companies that frequent this list are all
over it as
>well.
>
>
>
>These kinds of things are exactly why NetMasterClass emphasizes
a "Proof
>By Debug" approach to configurations. You want to learn to
efficiently
>prove you have made the configuration correctly before you
assume you
>have gained the points. If you do not have time in the actual
lab to do
>the proof by debug - NetMasterClass teaches you to do the
investigation
>while you have the time during your pre-lab studies so that you
can
>trust your configuration when you make it on lab day!
>
>
>
>These are the types of issues that crop up in the exam that
cause
>students to say "I know I should have scored 100% in multicast
- but I
>only received a 50% - the exam is flawed!" Note in this case -
it was a
>flaw in the documentation - not the exam that caused the issue.
>
>
>
>Anthony J. Sequeira
>
>#15626
>
>
>
>________________________________
>
>From: Haas, Brad [mailto:bhaas@netinfosys.com]
>Sent: Wednesday, December 13, 2006 9:16 PM
>To: Sequeira, Anthony (NETg); a_sadki1@hotmail.com;
>ccielab@groupstudy.com
>Subject: RE: multicast to broadcast conversion
>
>
>
>so if this is an error on the doc cd then where can we find
solid info
>on it? and yes, I am feeling a little more insane everytime I
hear of
>such things...
>
>-Brad
>
>
>
>________________________________
>
>From: nobody@groupstudy.com on behalf of
anthony.sequeira@thomson.com
>Sent: Wed 12/13/2006 8:54 PM
>To: a_sadki1@hotmail.com; ccielab@groupstudy.com
>Subject: RE: multicast to broadcast conversion
>
>You have just discovered one of the most famous errors in the
DOC-CD -
>congrats!
>
>Why doesn't Cisco fix it even after receiving what must be
hundreds of
>comments?
>
>Perhaps it is to keep CCIE candidates on the verge of
insanity....
>
>Anthony J. Sequeira
>#15626
>
>
>-----Original Message-----
>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
Behalf Of
>Abderrahim sadki
>Sent: Wednesday, December 13, 2006 3:39 PM
>To: ccielab@groupstudy.com
>Subject: multicast to broadcast conversion
>
>Hi First..thank you all for your answers in my previous
question.
>Regarding IE lab 8 task 5.5 ..the solution shows that ip
multicast
>helper-map command was configured on both ingress interface of
the 2
>routers. But while looking on cisco.com I found a configuration
example
>where that command was configured on the egress interface on
the second
>router. Are both config correct ..just different to do things?
any
>feedback? Thanks!
>
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