Panel call indicator
id:
panel-call-indicator-183-4745788
title:
Panel call indicator
text:
Panel Call Indicator, or PCI, is a form of signalling used between two telephone offices. It was also originally called Relay Call Indicator (RCI). Originally designed along with the panel type telephone office, PCI was intended to allow subscribers in fully automated exchanges to dial numbers in manual offices the same way they dialed numbers in their own exchange. For PCI to achieve its purpose, the panel office sent the requested number to the manual office, where the number was lit on an ope
brand slug:
wiki
category slug:
encyclopedia
description:
Telephone signaling protocol
original url:
https://en.wikipedia.org/wiki/Panel_call_indicator
date created:
2008-08-07T22:03:04Z
date modified:
2024-09-06T16:29:11Z
main entity:
{"identifier":"Q7130817","url":"https://www.wikidata.org/entity/Q7130817"}
image:
fields total:
13
integrity:
15