central office

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Noun1.central office - (usually plural) the office that serves as the administrative center of an enterprisecentral office - (usually plural) the office that serves as the administrative center of an enterprise; "many companies have their headquarters in New York"
mukataa - an Arabic word for headquarters or administrative center; "Arafat was holed up in the mukataa of his West Bank compound"
business office, office - place of business where professional or clerical duties are performed; "he rented an office in the new building"
plural, plural form - the form of a word that is used to denote more than one
References in periodicals archive ?
Levels of quality of services are required in terms of time off-hook, Followed by the quality of the service with call recording, Drop-off rates, As well as for call back.
When an individual summons Siri, Alexa, or Google Assistant with the respective wake-up words, they initiate actions that, more often than not, are completed without "going off-hook" (i.e., initiating a phone call).
"Video signal interruption by on-hook, off-hook telephone usage has plagued Triple Play delivery since the concept first became reality," explained Broadband Forum Chief Operating Officer Robin Mersh.
The system provides simultaneous 'off-hook' capability so friends and family can use different handsets to talk during the same call.