Meaning Of The Word Tie line

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Tie line Meaning

Tie line Definition
Tie line Definition

What's The Definition Of Tie line?

tie line in American English
a direct telephone line between extensions in two or more PBX systems
noun: a line that connects two or more extensions in a PBX telephone system

tie line in British English
noun: a telephone line between two private branch exchanges or private exchanges that may or may not pass through a main exchange

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