Re: considering covad

["L. V. Lammert" <lvl@omnitec.net>]

At 10:03 AM 1/27/2004, you wrote:

>On Tue, 27 Jan 2004, L. V. Lammert wrote:
>
> > Huh?? DSL max is 18,000 ft, .. we have IDSL customers over 25,000 feet
> > right now. 12,000 is not the right number for ISDN.
>
>Excuse my error.  It's 18,000'.

18,000 is a hard limitation for DSL, .. I do know that ISDN can run much 
further, .. but I cannot find an actual number. Could be related to the 
pair gain/cable plant condition:

>Loops greater than 18,000 feet must meet ISDN extension technology
>design requirements and will be considered available if ISDN compatible
>pair gain systems are in place or planned to serve the area based on
>scheduled placement of compatible pair gain systems.


>My two ISDN circuits are 11,700 and 17,950 respectively.   We do have
>issues with longer runs on the metro east side.

We have never had a problem with ISDN/IDSL (which we quote when DSL is not 
available, most often due to distances over 18,000 ft).

         Lee

============================================
    Leland V. Lammert                                lvl@omnitec.net
       Chief Scientist                         Omnitec Corporation
   Network/Internet Consultants              www.omnitec.net
============================================


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