2 Wire T1 - HDLC
cmartin at gnilink.net
Tue May 15 05:07:10 UTC 2001
I believe you are referring to HDSL2, which can and does run over
single-pair but uses advanced spectral shaping and error correcting
mechanisms that weren't invented when HDSL was dreamed up by Bellcore.
> -----Original Message-----
> From: John A. Tamplin [mailto:jat at liveonthenet.com]
> Sent: Monday, May 14, 2001 7:13 PM
> To: Hunter Pine
> Cc: mike harrison; nanog at nanog.org
> Subject: Re: 2 Wire T1 - HDLC
> On Mon, 14 May 2001, Hunter Pine wrote:
> > That was my mistake Mike. HDSL is NOT two SDSL lines by
> definition. It's
> > just two circuits running symmetric 768k DSL (not SDSL)
> bonded to form a
> > single1.5mb line.
> Umm, no. HDSL rides a single pair, and provides more than 1.5Mb.
> John A. Tamplin jat at jaet.org
> 770/436-5387 HOME 4116 Manson Ave
> 770/431-9459 FAX Smyrna, GA 30082-3723
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