Re: Something New (the myths we believe)

From: Joe Rinehart (jjrinehart@hotmail.com)
Date: Sun Oct 24 2004 - 14:23:12 GMT-3


yes but the 10MB interface on 25xx, 16xx and lower end routers cant trunk,
there is no way to set the encapsulation that I know of.....
----- Original Message -----
From: "Larry Metzger" <larrymetzger@sbcglobal.net>
Cc: <ccielab@groupstudy.com>
Sent: Wednesday, October 13, 2004 10:53 AM
Subject: RE: Something New (the myths we believe)

> I have found many come from Cisco. They live from earlier IOS versions
> but the documentation doesn't get updated. They have also come from
> Cisco Academy and other Cisco training. I know many people (I used to
> be part of it too) believe the 10 MB interface can't trunk. This
> requirement is still seen in Cisco documentation.
>
> Larry
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Gene Thorne
> Sent: Wednesday, October 13, 2004 10:45 AM
> To: 'James'; 'Brian McGahan'
> Cc: ccielab@groupstudy.com
> Subject: RE: Something New (the myths we believe)
>
> What is interesting to me about these myths is how they get started in
> the
> first place and even more perplexing is how they survive. As Brian
> pointed
> out, in most cases they can be disproved in 5 minutes on the command
> line.
> Yet the admin distance 0 myth that I cited can be found in such
> respected
> sources as Doyle and Caslow/Pavlichenko and the ones Brian lists are
> equally
> widespread. Weird.
>
> -----Original Message-----
> From: James [mailto:james@towardex.com]
> Sent: Wednesday, October 13, 2004 12:32 PM
> To: Brian McGahan
> Cc: Gene Thorne; ccielab@groupstudy.com
> Subject: Re: Something New (the myths we believe)
>
>
> On Wed, Oct 13, 2004 at 01:18:19PM -0400, Brian McGahan wrote:
> > Better yet that you can't remove a line out of a numbered access-list
> > without destroying and recreating the entire list. (you can)
> >
> > "no arp frame-relay" stops inverse-arp replies (it doesn't)
> >
> > ppp authentication is a two way process (it's not)
> >
> > Don't start listing these behaviors as "gotchas" though, they
> > are simply technologies that the fundamental behaviors are
> > misunderstood. Most of these "myths" can be eliminated by simply
> trying
> > the configuration out and seeing how it works firsthand on the command
> > line.
>
> I fully agree with Brian on these. These questions or "gotchas" likewise
> here
> are probably worth memorizing if this was more or less of a written exam
> pin pointing out how much you know about the specifics. But the lab is
> result
> oriented so whatever you type on the router should give you hints as to
> what
> is going on :)
>
> -J
>
> --
> James Jun TowardEX
> Technologies,
> Inc.
> Technical Lead Network Design, Consulting, IT
> Outsourcing
> james@towardex.com Boston-based Colocation & Bandwidth
> Services
> cell: 1(978)-394-2867 web: http://www.towardex.com , noc:
> www.twdx.net
>
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