From: Bit Gossip (bit.gossip@chello.nl)
Date: Tue Dec 19 2006 - 19:27:13 ART
On Cisco Press I found only:
CCNPB. Practical Studies: Switching (CCNP Self-Study)
Is this what you mean? Isn't there anything about switching targeted to
the CCIE lab instead of CCNP?
As the focus on switches has recently increased ....
Thanks,
Luca.
On Mon, 2006-12-18 at 04:28 -0800, Darby Weaver wrote:
> My experience exactly.
>
> And now with all of the Etherchannel and Spanning-tree
> loops, I'd like to think a tough lab would be an
> indicator of that.
>
> Look at Cisco Press Practical Studies Switching to get
> an idea of what I mean.
>
>
> --- Cacca Mucca <caccamucca@gmail.com> wrote:
>
> > My last job, I worked at layer 2 network from hell.
> > So, for me, CCIE lab
> > just got easier.
> > Finally, something went my way for once.
> >
> > Good luck everyone for the year 2007.
> >
> >
> >
> >
> > On 12/17/06, loc.pham@comcast.net
> > <loc.pham@comcast.net> wrote:
> > >
> > > George,
> > > That is exactly why Cisco want to test all
> > candidate with STP on
> > > multiple switches !!!
> > > Read this link will show you :
> > > http://www.cisco.com/warp/public/473/21.html
> > >
> > > That is also why CCIE pay big $$$ ( hopefully
> > still for along time )
> > > HTH,
> > > lP
> > >
> > >
> > > Re: Prediction - Lab Results CCIE
> > > ---------------Reply to sender to list
> > > # From: "CCIE" <ccie@madisonsolutions.net>
> > > # To: "Darby Weaver" <darbyweaver@yahoo.com>,
> > "'Cisco certification'" <
> > > ccielab@groupstudy.com>
> > > # Subject: Re: Prediction - Lab Results
> > > # Date: Sun, 17 Dec 2006 09:02:39 -0500
> > > # References:
> > <923158.70406.qm@web56814.mail.re3.yahoo.com>
> > > # Reply-to: "CCIE" <ccie@madisonsolutions.net>
> > >
> > >
> > > Good morning:
> > >
> > > I concur, change is disruptive for a short period.
> > Playing with four
> > > switches in my own lab I have started to see
> > things I did not expect and
> > > wanted to pass along.
> > >
> > > We all have read about VTP and when you add a new
> > switch to a network you
> > > should set the VTP to transitive before bringing
> > the switch on line. The
> > > other day as I added a switch into my lab to
> > practice spanning-tree, and
> > > the
> > > VTP election of the additional switch deleated all
> > of my VLAN's.
> > >
> > > Having never seen this in a real network I was
> > taken back for a moment.
> > > All
> > > of the interfaces with assigned VLAN's went from
> > happy blinking green to
> > > flatline orange. My network went from working to
> > dead.. All of the VLAN's
> > > that I had built were still on the interfaces but
> > not in the vlan
> > > database.
> > >
> > > I discoverd the issue after a moment and resolved
> > the VTP election by
> > > having
> > > only one "vtp mode server" in the switch domain. I
> > mention this as an
> > > example of what can go wrong on the new lab, or
> > worse what is designed
> > > into
> > > the new lab. With both 3550's and 3560's it would
> > be very easy for the
> > > network to go dark in the middle of your lab
> > because of a VTP issue.
> > >
> > > For the Lab I think it is wise to not only look at
> > configuration issues,
> > > but
> > > to remember the simple rules to stop spanning-tree
> > loops, check what you
> > > are
> > > doing as you bring up interfaces, vtp issues, etc.
> > The big clue that I
> > > expect to see on the Lab, is that the trunking
> > interfaces between switches
> > > are shutdown.
> > >
> > > Any port that is dark that needs be turned up is
> > going to be suppect, and
> > > should be analized before turning up. The second
> > clue would be to watch to
> > > see the VTP commands, and the order in which you
> > activate them. If the
> > > VLAN's are pre-built and the primary VTP server
> > will become a switch with
> > > no
> > > VLAN's; what have you added to your lab panic
> > time?
> > >
> > > The last tip before I go to breakfast, study the
> > switch topology before
> > > starting to configure the swith network. Expect
> > all sorts of loops,
> > > mis-configured interfaces, etc.
> > >
> > > Merry Christmas and be loop free in 2007.
> > >
> > > George Morton, Ph. D.
> > > ----- Original Message ----- From: "Darby Weaver"
> > <darbyweaver@yahoo.com>
> > > To: "'Cisco certification'"
> > <ccielab@groupstudy.com>
> > > Sent: Saturday, December 16, 2006 12:43 PM
> > > Subject: Prediction - Lab Results
> > >
> > >
> > > I know that there have only been a very few
> > people who
> > > have passed the lab since the 3-4 switches were
> > > introduced into the lab this last month or
> > so...
> > >
> > > It seems it is always this way after a change,
> > no
> > > matter how minor.
> > >
> > > However, I want to be the first to say that I
> > predict
> > > that Lab Candidates will begin to pass the lab
> > again
> > > at or near the same passing rates as before
> > (the new
> > > labs were introduced last month)as early say...
> > > within 30 days or so.
> > >
> > > I just have a gut feeling... about this.
> > >
> > > Anyone care to watch the numbers with me...
> > >
> > > Funny how it is all a numbers game in the end.
> > >
> > > Merry Christmas and Happy New Year!
> > >
> > >
> > > And I can't wait till my favorite vendors
> > update their
> > > materials on Switching as well. Not that what
> > they
> > > have is not pretty good already, but I'm sure
> > they are
> > > not sleeping at the wheel either.
> > >
> > >
> > > Meanwhile, has anyone taken a look a Cisco
> > Press
> > > Practical Studies for Switching.
> > >
> > > It offers a lot of great insight if you can
> > look past
> > > the model numbers and get the same great
> > results from
> > > some 3550/3560's.
> > >
> > >
> >
> _______________________________________________________________________
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> >
> >
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