Hi,
Frame relay and ATM do use different technologies. Different switches. Differnet
ways data is put on a link. Different framing.
Teunis
Hobart, Tasmania
Australia
On Thursday, March 01, 2001 at 08:43:19 AM, Howard C. Berkowitz wrote:
> >Hi,
> >
> >Why ATM can go upto 10 Gbps whereas Frame-relay upto
> >45 Mbps only?
>
> There isn't market demand to do so, so carriers don't offer it.
> There is no inherent reason why it can't, but I would tend to
> say that the demand for frame relay aggregate bandwidth is being
> outstripped by MPLS demands.
>
> At the US Y2K information center, we had OC-3 interfaces to the
> routers, the ATM PVCs on which included 15 Mbps pipes to the hosting
> centers, and dozens of channels which started as frame relay but were
> mapped to ATM at the far end.
>
> >If so, please explain why it's impossible
> >to build a frame-relay interface to deliver 1 Gbps.
>
> It isn't.
>
> I could argue, however, that there is no such thing as a frame relay
> interface. Frame relay is layer 2, while interfaces are layer 1.
>
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