Thanks priscilla, that helped tremendously...
If that is the case... then what is the most common L2 Encapsulation used
when usually setting up a T1 link...(point to point)
Is it safe to assume HDLC as that is the default encap on the cisco routers
"Priscilla Oppenheimer" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Seeing that nobody had really addressed your question yet, I decided to
> take a stab at it.
>
> T1 is a high-speed digital carrier facility developed by AT&T in the 1950s
> to support long-haul pulse-code modulation (PCM) voice transmission. T1
> provides digital voice circuits or "channels." There are 24 channels per
> each T1 line or "trunk."
>
> AT&T describes their Digital Carrier System as a "two-point, dedicated,
> high capacity, digital service provided on terrestrial digital facilities
> capable of transmitting 1.544 Mbps. The interface to the customer can be
> either a T1 carrier or a higher order multiplexed facility."
>
> So, what do you think? To send data on this do we need to encapsulate it?
> You betcha, as Leo on TechTalk would say. That's why we have
"encapsulation
> frame-relay" and "encapsulation ppp," among others.
>
> Hope that helps a bit.
>
> Priscilla
>
>
>
> >On Wednesday, February 07, 2001 at 06:36:34 PM, Santosh Koshy wrote:
> >
> > > Pardon my ignorance here....
> > > Is there such a thing as just a "T1 Link"...
> > >
> > > of what I understand T1 / Frac T1 resides in the physical layer....
Dont u
> > > need something at the Data Link Layer (such as Frame Relay) before you
can
> > > enable IP or IPX at layer 3....
> > >
> > >
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>
> ________________________
>
> Priscilla Oppenheimer
> http://www.priscilla.com
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