of those functions already has an established (and often better)
solution. Would any vendor be recommending MPLS if it did not require
an upgrade? $$$$$
I vote: Floor Wax.... :->
PS: Where can I find the article?
DaveC
Irwin Lazar wrote:
>
> A collegue of mine wrote an article some time back entitled "MPLS: Desert
> Toping or Floor Wax"
>
> MPLS originally was created to solve the problem of slow, software-based
> routers. Hardware-based (aka Layer 3 switches) routers alleviated that
> requirement. Since then MPLS is being used for all sorts of different
> functions including:
>
> - traffic engineering
> - IP-based virtual private networks
> - L2 encapsulation within L3 networks
> - Reservation of L1/2 resources by L3-based control mechanisms
>
> IMHO, the basic goal of MPLS is to converge the various L1/2-specific
> control mechanisms into a single, unified control plane capable of
> provisioning and managing a path across a packet-based network
> infrastructure. But who knows where we will be in five years.
>
> Irwin
>
> -----Original Message-----
> From: David Chandler [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, May 29, 2001 8:07 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Does MPLS really live up to all its hype? [7:6151]
>
> No Way!!!
>
> The Marketing people NEVER exagerate..... :->
>
> MPLS does seem like a solution to a problem that was fixed some time
> ago...ie: fast-switching, CEF etc...
>
> DaveC
>
> NRF wrote:
> >
> > Mr. Berkowitz, please read this post and respond.
> >
> > Okay, I am going to run the risk of starting a religious war here. But I
> do
> > have to ask, is MPLS really as great as people say?
> >
> > I know many people, on newsgroups and in real-life, champion MPLS as the
> > perfect answer to the problems of the core Internet. Faster IP
> forwarding,
> > traffic engineering, VPN capabilities, etc., it seems to have some
> powerful
> > features. No doubt, this attitude is sparked by Juniper, which is
using
> > MPLS as a strategic weapon against Cisco, and since Juniper keeps eating
> > Cisco's lunch, it stands to reason that MPLS has something to do with it.
> > In fact, many network engineers treat MPLS as nothing less than the holy
> > grail.
> >
> > But I wonder if the hype has begun to outstrip reality.
> >
> > For example, as a response to the LightReading test, Bill St. Arnaud of
> the
> > Canadian carrier Canarie states "The MPLS [multiprotocol label switching]
> > throughput results confirmed our suspicions that MPLS does not buy you
> much
> > except a big management headache. True, the throughput is higher, but not
> > significantly higher than IP forwarding"
> > http://www.lightreading.com/document.asp?site=testing&doc_id=3909
> >
> > And even the idea of higher throughput has been questioned by the mother
> of
> > all networking, Radia Perlman:
> > " Originally [MPLS] was designed to make it possible to build fast
> routers,
> > but then, using techniques such as [trie searches, parallelism, K-ary
> > searches] people built routers fast enough on native IP packets. So now
> > MPLS is thought to be mostly a technique for classifying the type of
> packet
> > for quality of service or for assigning routes for traffic
engineering..."
> > (Interconnections, 2nd Ed., p. 347-348). And I think we would all agree
> > that anything Ms. Perlman says must be given serious weight.
> >
> > So I must ask, does MPLS really live up to all the hype? Is it really
the
> > greatest thing since sliced bread? How much of MPLS really is an
> > improvement on today's network, and how much of it is just a bunch of
> > (probably Juniper) marketing bullshi*? Has any company ever worked for a
> > company that evaluated MPLS and then decided not to use it, and if so,
> what
> > were the reasons?
> >
> > Thanx for all the non-flame responses
> > FAQ, list archives, and subscription info:
> http://www.groupstudy.com/list/cisco.html
> > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
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