From: Brian Dennis (bdennis@internetworkexpert.com)
Date: Tue Aug 21 2007 - 02:42:22 ART
When teaching a class at Cisco recently one of the students said that the
3550 or 3560 can be "virtualized" using software from this company:
http://www.virtutech.com/products/
https://www.simics.net/
Personally I never looked into it but someone here may be familiar with
the software and it's capabilities.
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 -----
Subject: RE: Virtual CCIE's?
Date: Mon, August 20, 2007 21:30
From: "Scott Vermillion" <scott_ccie_list@it-ag.com>
> Unfortunately, the more recent posts I've seen from him would indicated
> that, due largely to ASICs that cannot easily be reverse-engineered, a
> switch equivalent or extension is all but dead as a concept. This is why
> I chose to go ahead and purchase some 3560-8PCs and just move on...
>
> -------- Original Message --------
> Subject: Re: Virtual CCIE's?
> From: "darth router" <darklordrouter@gmail.com>
> Date: Mon, August 20, 2007 9:18 pm
> To: ISolveSystems <support@isolvesystems.com>
> Cc: "Scott Vermillion" <scott_ccie_list@it-ag.com>, "Cisco
> certification" <ccielab@groupstudy.com>
>
> That depends on the devs, and if they can continue to support future
> platforms, whether it is possible or feasible. No switches yet, maybe
> never, but who knows, chris has some posts where he wanted access to
> 6500 switches. Might be workin on it :P I hope so. Here is the site
> with the history.
>
> http://www.ipflow.utc.fr/index.php/Cisco_7200_Simulator
>
> On 8/21/07, ISolveSystems <support@isolvesystems.com> wrote:
>
> You said that Dynamips is in its infancy. I am curious to know
> how old is
> Dynamips? How do you see the continuing development of Dynamips
> to support
> future IOS development?
>
> Regards,
>
> On 8/20/07, Scott Vermillion < scott_ccie_list@it-ag.com> wrote:
> >
> > Gregory,
> >
> > Were a person to acquire the CCIE cert w/ nothing more than
> time on
> > Dynamips, that person may indeed face a few embarrassing
> moments
> > early on. So it should be outlawed and shunned by the
> CCIE-seeking
> > community at large? I'd wager that 90% or better using
> Dynamips for
> > CCIE study have sufficient experience w/ real HW to know
> which side
> > the power switch is on.
> & gt;
> > Do you think you'll normally have physical access to all of
> the
> > routers on which you are expected to perform your work? If
> you
> > require that to do your job, are you effective?
> >
> > Recall that this is real IOS -- not some training
> simulator. So the
> > chassis, the power supply, the interface cards, etc. are
> lacking in
> > your CCIE lab, where you are intensely focused on subtle
> protocol
> > interplay. So? Can you even touch the HW during the CCIE
> practical
> > exam?
> >
> > I have posted this as recently as a few hours ago on the
> professional
> > board:
> >
> > "I have now been dealing with Dynamips since (roughly) Dec of
> last
> > year. I generally trust it (yes, bugs now and then and even
> the
> > occasional crash, but can IOS itself claim otherwise?) and
> actually
> > prefer it over real hardware for a couple of reasons:
> >
> > 1. Recabling a HW lab takes longer than launching a new .net
> file. I
> > keep every .net file I've ever created, along with all of the
> router
> > NVRAM files, etc. Modifying one lab for another purpose gets
> easier
> > and easier as your collection grows. Take good notes on why
> you
> > created a given environment and your results. This becomes a
> highly
> > valuable reference resource when you've grown a little fuzzy
> on some
> > details of a prior battle.
> >
> > 2. The capture function of Dynagen is killer. Definitely
> beats debug
> > output when you're really trying to understand what's going
> on under
> > the hood. If you're proficient w/ Wireshark or any other PA
> that can
> > open a .cap file, this is a "ki ller app" for sur e."
> >
> > Dynamips is nothing short of revolutionary for understanding,
> > troubleshooting, prototyping, and generally poking and
> prodding
> > network-related protocols. It has some limitations, yet in
> its
> > infancy. Know those and live with them. And then leverage a
> tool
> > that can only be bested by some seriously deep pockets...
> >
> > Regards,
> >
> > Scott
> >
> > -------- Original MessageGr --------
> > Subject: Virtual CCIE's?
> > From: "Gregory Gombas" < ggombas@gmail.com>
> > Date: Mon, August 20, 2007 6:19 pm
> > To: "Cisco certification" <ccielab@groupstudy.com>
> >
> > Guys,
> >
> > I was checking out Dynamips and its pretty cool and all,
> but it
> > does
> > worry me a little bit....
> >
> > How will employers view the CCIE certification after
> they've been
> > burned by hiring a CCIE who has never touched a real router
> in
> > their
> > life?
> >
> > Do you like the idea of a pilot flying your plane whose
> only
> > training
> > was with a virtual flight simulator?
> >
> > ; I remember the days when the MCSE was a hot cert until an
> army of
> > paper CCIE's hit the job market.
> >
> > Maybe they won't call it a paper CCIE, maybe they'll coin a
> new
> > term
> > like virtual CCIE.
> >
> > Just food for thought...
> >
> >
> >
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