This does not work:

Switch A ------------------  REP switch 1
        |                   (REP ring)
        |------------------ REP switch 2

You have to use backup links on Switch A so that both links aren't active at 
the same time.  

Mike

--
Michael K. Smith - CISSP, GSEC, GISP
Chief Technical Officer - Adhost Internet LLC [email protected]
w: +1 (206) 404-9500 f: +1 (206) 404-9050
PGP: B49A DDF5 8611 27F3  08B9 84BB E61E 38C0 (Key ID: 0x9A96777D)


> -----Original Message-----
> From: [email protected] [mailto:cisco-nsp-
> [email protected]] On Behalf Of Lukasz Bromirski
> Sent: Monday, November 28, 2011 9:15 AM
> To: [email protected]
> Subject: Re: [c-nsp] Applying cisco REP
> 
> On 2011-11-28 17:55, Michael K. Smith - Adhost wrote:
> > Hello:
> >
> > The one limitation of REP is no spanning tree.
> 
> Well, isn't it obvious, as REP was developed to eliminate
> need for STP?
> 
> REP can perfectly interwork with STP at the edges.
> 
> --
> "There's no sense in being precise when |               Łukasz Bromirski
>   you don't know what you're talking     |      jid:[email protected]
>   about."               John von Neumann |    http://lukasz.bromirski.net
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