MSGID: 1:229/426 A9BAE937
On 08 Jul 18  06:57:42, Mark Lewis said the following to Michiel Van Der Vlist:

ML>  MV> Of course. When POTS was the only game in toen, there was no need tp
ML>  MV> explicitly call them POTS mailers. That addendum only came after POTS
ML>  MV> was the only game in town.
ML> 
ML> that would be when ISDN came around... ISDN doesn't have a dial tone... dia
ML> tone is what distinguishes a POTS line from any other...

I worked with two technicians in 2010 in downtown Toronto, in an office 
right next to the Stock Exchange building. We most certainly heard tones when 
we plugged in a Polycom VSX conference-system into three different ISDN lines 
provisioned through Bell Canada.

Nick

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