Service Evaluation System
id:
service-evaluation-system-267-4419670
title:
Service Evaluation System
text:
The Service Evaluation System (SES) was an operations support system developed by Bell Laboratories and used by telephone companies beginning in the late 1960s. Many local, long distance, and operator circuit-switching systems provided special dedicated circuits to the SES to monitor the quality of customer connections during the call setup process. Calls were selected at random by switching systems and one-way voice connections were established to the SES monitoring center. During this era, mos
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Service_Evaluation_System
date created:
date modified:
2023-02-18T13:59:28Z
main entity:
{"identifier":"Q7455685","url":"https://www.wikidata.org/entity/Q7455685"}
image:
fields total:
13
integrity:
13