Here's the link I got the quote from:

http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fipr
_c/ipcprt2/1cfeigrp.htm#xtocid2271313

Check out the third paragraph for the quote.


  -- Leigh Anne

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Paul Werner
Sent: Sunday, August 05, 2001 12:37 AM
To: [EMAIL PROTECTED]
Subject: Re: Subject: EIGRP's interpretation of NBMA and "disabling
[7:14934]


I read this a different way.  I interpreted the author's
discussion of "physical multicasting" to mean multicast
routing.  Multicast routing can be turned on and off individual
interfaces.  Moreoever, when you get to the discussion on CCO
about optimizing multicast routing, there is this section:

http://www.cisco.com/univercd/cc/td/doc/product/software/ios11/c
book/ciproute.htm#xtocid16743149

I agree the wording could be better.  As far as disabling
multicast from an interface, my gut reaction would be, why
would you want to?

HTH,

Paul Werner



> On Cisco's site, I've been searching for information as to
when the
> hello
> interval is set to 5 seconds and when it is set to 60
seconds.  Hellos
> are
> sent every 5 seconds except on low-speed, NBMA media.  Low-
speed is
> defined
> as 1.544 Mbps and under.  No problems there.
>
> What I don't understand is this statement:
>
> "Note that for the purposes of EIGRP, Frame Relay and Switched
> Multimegabit
> Data Service (SMDS) networks may or may not be considered to
be NBMA.
> These
> networks are considered NBMA if the interface has not been
configured to
> use
> physical multicasting; otherwise they are not considered
NBMA."
>
> How can you configure an interface not to use multicasting?
This is
> something I haven't come across how to do yet.  Is this
configuring
> EIGRP
> multicasts to use unicasts (I think I saw something like that
last night
> but
> I was too tired to comprehend it or even remember where I saw
it).
>
>
>   -- Leigh Anne

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