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RE: ATM

  • From: Christopher L. Morrow
  • Date: Wed Jun 29 15:15:28 2005


On Wed, 29 Jun 2005, James Laszko wrote:

> Most MPLS networks use a combination of point to point, frame and ATM
> facilities as the infrastructure.  The phone companies use ATM just
> about everywhere to deliver voice across their networks.  I don't see
> ATM/FR equipment being EOL'd anytime in the near future.
>

really, that is interesting.

>
>
> James Laszko
> Pipeline Communications, Inc.
> [email protected]
>
>
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf Of
> Christopher L. Morrow
> Sent: Wednesday, June 29, 2005 10:25 AM
> To: Jason Frisvold
> Cc: Petri Helenius; Philip Lavine; nanog
> Subject: Re: ATM
>
>
>
> On Wed, 29 Jun 2005, Jason Frisvold wrote:
>
> >
> > On 6/29/05, Petri Helenius <[email protected]> wrote:
> > > Maybe the small fact that ATM is fading away and building new
> networks
> > > with technology going away is going to explode your operational cost
> in
> > > a few years time. Business grade IP networks will provide you with
> equal
> > > if not better performance than a "dedicated" ATM WAN.
> >
> > And being replaced with ....  ?  GigE?  DPT/RPR?  MPLS?
> >
> > ATM is a great technology...  Unfortunately, I don't think it was ever
> > fully utilized..  From what I understand, MPLS takes some of the good
> > bits and combines it with traditional routing..  But I don't see a lot
> > of MPLS implementations either...
>
> look to the private networks luke... Seriously, many large private
> ATM/Frame networks are transitioning to MPLS networks because the ATM or
> Frame gear is/was/will-be-shortly EOL/EOS from the vendors. The costs to
> run these networks don't jibe well with the alternatives.
>
> Now, start the discussion on: "private network" and "mpls vpn" and
> "oops,
> hey, that runs over the same routers as that bad-old Internet thing with
> the haxors and such!"
>
> :)
>