Tie_line_(telephony)
Tie line (telephony)
Telecomms circuit between exchanges
A tie line, also known as a tie trunk, is a telecommunication circuit between two telephone exchanges or two extensions of a private telephone system.[1][2]
Telecomms circuit between exchanges
A tie line, also known as a tie trunk, is a telecommunication circuit between two telephone exchanges or two extensions of a private telephone system.[1][2]
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