Speedy Cutover Service, SXS switching cutover to ESS filmed live at Glendale CA central office, 1984

Why it was recommended

Total downtime was just 47 seconds.

Recommendationtjohns · Original2018-12

What it covers

A 1984 AT&T film showing the live cutover of a Glendale, California central office from step-by-step switching to an electronic switching system. Installers prepare the site. It is for a general viewer who does not plan to take a prerequisite first.

Video details

Channel

AT&T Tech Channel

Length

4 min 35 sec

Year

2015

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