29 lines
1.8 KiB
Plaintext
29 lines
1.8 KiB
Plaintext
Verification Circuits courtesy of the Jolly Roger
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(originally an Apple ][ file so forgive the upper case!)
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1. ONE BUSY VERIFICATION CONFERENCE CIRCUIT IS ALWAYS PROVIDED.THE CIRCUIT IS A
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THREE-WAY CONFERENCE BRIDGE THAT ENABLES AN OPERERATOR TO VERIFY THE BUSY/IDLE
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CONDITION OF A SUBSCRIBER LINE.UPON REQUEST OF A PARTY ATTEMPTING TO REACH A
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SPECIFIED DIRECTORY NUMBER, THE OPERATOR DIALS THE CALLED LINE NUMBER TO
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DETERMINE IF THE LINE IS IN USE,IF THE RECEIVER IS OFF THE HOOK,OR IF THE LINE
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IS IN LOCKOUT DUE TO A FAULT CONDITKON.THE OPERATOR THEN RETURNS TO THE PARTY
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TRYING TO REACH THE DIRE CTORY NUMBER AND STATES THE CONDITION OF THE
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LINE.LINES WITH DATA SECURITY CAN NOT BE ACCESSED FOR BUSY VERIFICATION WHEN
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THE LINE IS IN USE.(REFER ALSO TO DATA SECURITY)
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2. THREE PORTS ARE ASSIGNED TO EACH BUSY VERIFICATION CONFERENCE CIRCUIT.ONE
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PORT IS FOR OPERATOR ACCESS AND TWO PORTS ARE USED TO SPLIT AN EXISTING
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CONNECTION.TO VERKFY THE BUSY/IDLE CONDITION OF A LINE,THE OPERATOR
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ESTABLISHED A CONNECTION TO THE OPERATOR ACCESS PORT AND DIALS THE DIRECTORY
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NUMBER OF THE LINE TO BE VERIFIED.IF THE LINE IS IN USE,THE EXISTING
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CONNECTION IS BROKEN AND IMMEDIATLY RE-ESTABLISHED THROUGH THE
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OTHER TWO PORTS OF THE BUSY VERIFICATION CIRCUIT WITHOUT INTERRUPTION.
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BUSY VERIFICATION CIRCUIT IS CONTROLLED BY ACCESS CODE. A DEDICATED TRUNK CAN
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BE USED BUT IS NOT NECESSARY.
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3. THE BUSY VREIFICATION CIRCUIT ALSO CAN BE USED FOR TEST VERIFY FROM THE WIRE
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CHIEFS TEST PANEL.
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B. ADDITIONAL BUSY VERIFICATION CONFERENCE CIRCUITS (002749)
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O.K. THERE IT IS-RIGHT OUT OF AN ESS MANUAL WORD FOR WORD! (AND IM GETTING 25
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LINEAR FEET OF ESS MANUALS!!! NOT COUNTING THE STACK RECEIVED SO FAR!
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Brought to you in the Cookbook by the Jolly Roger!!!!
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