In an adapter for interfacing between a telephone central office and a private branch exchange where said {HEAD ~ PBX} also interfaces with a plurality of telephone extensions and with {TAIL ~ a voice message system}, the method comprising the steps of 
interfaces with
In an adapter for interfacing between a telephone central office and a private branch exchange where said { HEAD ~ PBX } also interfaces with a plurality of telephone extensions and with { TAIL ~ a voice message system } , the method comprising the steps of
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