375 lines
15 KiB
Plaintext
375 lines
15 KiB
Plaintext
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******BIOC AGENT 003'S COURSE IN*******
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* *
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* ========================== *
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* =BASIC TELECOMMUNCIATIONS= *
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* ========================== *
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* PART IV *
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***************************************
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PREFACE:
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--------
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PART IV WILL DEAL WITH THE VARIOUS TYPES OF OPERATORS, OFFICE HIERARCHY, &
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SWITCHING EQUIPMENT.
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OPERATORS:
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----------
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THERE ARE MANY TYPES OF OPERATORS IN THE NETWORK AND THE MORE COMMON ONES
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WILL BE DISCUSSED.
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TSPS OPERATOR:
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--------------
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THE TSPS (TRAFFIC SERVICE POSITION SYSTEM) OPERATOR IS PROBABLY THE BITCH
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(OR BASTARD FOR THE PHEMALE LIBASTARD EQUIPEMENT FAILURES OR IF THE OFFICE IS
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NOT EQUIPPED FOR CAMA (MOST ARE).
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<I ONCE HAD AN EQUIPMENT FAILURE HAPPEN TO ME & THE TSPS OPERATOR CAME ON AND
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SAID, "WHAT # ARE YOU CALLING FROM?" OUT OF CURIOSITY, I GAVE HER THE # TO
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MY CO, SHE THANKED ME & THEN I WAS CONNECTED TO A CONVERSION THAT APPEARED TO
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BE BETWEEN A FRAMEMAN & HIS WIFE. THEN IT STARTED RINGING THE PARTY I
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ORIGINALLY WANTED TO CALL & EVERYONE PHREAKED OUT (EXCUSE THE PUN). I
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IMMEDIATELY DROPPED THIS DUAL LINE CONFERENCE!> YOU SHOULDN'T MESS WITH THE
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TSPS OPERATOR SINCE SHE KNOWS WHERE YOU ARE CALLING FROM. SHE ALSO KNOWS
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WHETHER OR NOT YOU ARE AT A FORTRESS FONE & SHE CAN TRACE CALLS QUITE READILY
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. OUT OF ALL THE OPERATORS, SHE IS ONE OF THE MOST DANGEROUS.
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INWARD OPERATOR:
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----------------
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THIS OPERATOR ASSISTS YOUR LOCAL TSPS ("O") OPERATOR IN CONNECTING CALLS.
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SHE WILL NEVER QUESTION A CALL AS LONG AS THE CALL IS WITHIN HER SERVICE AREA
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. SHE CAN ONLY BE REACHED VIA OTHER OPERATORS OR BY A BLUE BOX. FROM A BB,
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YOU WOULD DIAL KP+NPA+121+ST FOR THE INWARD OPERATOR THAT WILL HELP YOU
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CONNECT ANY CALLS WITHIN THAT NPA AREA ONLY. (BLUE BOXING WILL BE DISCUSSED
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IN A FUTURE PART OF BASIC TELCOM)
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DIRECTORY ASSISTANCE OPERATOR:
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------------------------------
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THIS IS THE OPERATOR THAT YOU ARE CONNECTED TO WHEN YOU DIAL: 411 OR NPA
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-555-1212. SHE DOES NOT READILY KNOW WHERE YOU ARE CALLING FROM. SHE DOES
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NOT HAVE ACCESS TO UNLISTED #'S, BUT SHE DOES KNOW IF AN UNLISTED # EXISTS
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FOR A CERTAIN LISTING.
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THERE IS ALSO A DIRECTORY ASSISTANCE FOR DEAF PEOPLE WHO USE
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TELETYPEWRITERS IF YOU MODEM CAN TRANSFER BAUDOT (THE APPLE CAT CAN), THEN
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YOU CAN CALL HER UP AND HAVE AN INTERESTING CONVERSATION WITH HER. THE # IS:
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800- 855-1155. SHE USES THE STANDARD TELEX ABBREVIATIONS SUCH AS GA FOR GO
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AHEAD. THEY TEND TO BE NICER & WILL TALK LONGER THAN YOUR REGULAR OPERATORS.
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ALSO, THEY ARE MORE VULNERABLE INTO BEING TALKED OUT OF INFORMATION THROUGH
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THE PROCESS OF "SOCIAL ENGINEERING" AS CHESHIRE CATALYST WOULD PUT IT.
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OTHER OPERATORS HAVE ACCESS TO THEIR OWN DA BY DIALING KP+NPA+131+ST (MF).
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THIS IS A LITTLE OUT OF THE SCOPE OF THIS TUTORIAL, BUT MANY TELCO'S ARE
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NOW CHARGING FOR CALLS TO DIR. ASST. YOU CAN BEAT THIS BY:
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(1) COUNT HOW MANY CALLS YOU MAKE TO DIRECTORY ASSISTANCE IN A BILLING PERIOD
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. GO TO A FORTRESS FONE & DIAL DA. WHEN THE OPERATOR COMES ON, GIVE HER A
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NAME THAT YOU KNOW HAS AN UNLISTED # OR ASK FOR A TOWN THAT ISN'T IN THE NPA.
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SHE WILL THEN ASK FOR YOUR # SO SHE CAN CREDIT THE CALL TO YOU. GIVE HER
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YOUR HOME #; SHE DOESN'T KNOW THAT YOU ARE MAKING A FREE CALL FROM THE
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FORTRESS. JUST MAKE SURE THAT YOU DON'T CREDIT YOURSELF FOR MORE CALLS THAN
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YOU ACTUALLY MADE OR YOU MIGHT HAVE A FEW PROBLEMS!
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(2) IF YOU HAVE A BAUDOT TERMINAL, USE THE 800 #; IT'S FREE & THERE IS ONE #
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FOR ALL REQUESTS.
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C/NA OPERATORS:
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---------------
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C/NA OPERATORS ARE OPERATORS THAT DO EXACTLY THE OPPOSITE OF WHAT
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DIRECTORY ASSISTANCE OPERATORS ARE FOR. SEE PART II, FOR MORE INFO ON C/NA &
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#'S. IN MY EXPERIENCES, THESE OPERATORS KNOW MORE THAN THE DA OP'S DO & THEY
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ARE MORE SUSCEPTIBLE TO "SOCIAL ENGINEERING." IT IS POSSIBLE TO BULLSHIT A C
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/NA OPERATOR FOR THE NON-PUB DA # (IE, YOU GIVE THEM THE NAME & THEY GIVE YOU
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THE UNLISTED #). THIS IS DUE TO THE FACT THAT THEY ASSUME YOUR ARE A PHELLOW
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COMPANY EMPLOYEE.
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INTERCEPT OPERATOR:
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-------------------
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THE INTERCEPT OPERATOR IS THE ONE THAT YOU ARE CONNECTED TO WHEN THERE ARE
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NOT ENOUGH RECORDINGS AVAILABLE TO TELL YOU THAT THE # HAS BEEN DISCONNECTED
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OR CHANGED. SHE USUALLY SAYS, "WHAT # YOU CALLIN'?" WITH A FOREIGN ACCENT.
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THIS IS THE LOWEST OPERATOR LIFEFORM. EVEN THOUGH THEY DON'T KNOW WHERE YOU
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ARE CALLING FROM, IT IS A WASTE OF YOUR TIME TO TRY TO VERBALLY ABUSE THEM
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SINCE THEY USUALLY UNDERSTAND VERY LITTLE ENGLISH.
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OTHER OPERATORS:
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----------------
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AND THEN THERE ARE THE: MOBILE, SHIP-TO-SHORE, CONFERENCE, MARINE VERIFY,
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"LEAVE WORD & CALL BACK," ROUT & RATE (KP+NPA+141+ST), & OTHER SPECIAL
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OPERATORS WHO HAVE ONE PURPOSE OR ANOTHER IN THE NETWORK.
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PROBLEMS WITH AN OPERATOR? ASK TO SPEAK TO THEIR SUPERVISOR... WHICH IS
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THE EQUIVALENT OF THE MADAME IN A WHOREHOUSE (IF YOU WILL EXCUSE THE ANALOGY).
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BY THE WAY, SOME CO'S THAT WILL ALLOW YOU TO DIAL A 1 OR 0 AS THE 4TH
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DIGIT, WILL ALSO ALLOW YOU TO CALL SPECIAL OPERATORS WITHOUT A BLUE BOX.
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THIS IS VERY RARE THOUGH! FOR EXAMPLE, 212-121-1111 WILL GET YOU A NY INWARD
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OPERATOR.
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==================
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=OFFICE HIERARCHY=
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==================
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EVERY SWITCHING OFFICE OFFICE IN NORTH AMERICA (THE NPA SYSTEM), IS
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ASSIGNED AN OFFICE NAME & CLASS. THERE ARE FIVE CLASSES OF OFFICES NUMBERED
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1 THROUGH 5. YOUR CO IS MOST LIKELY A CLASS 5 OR END OFFICE. ALL LONG
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-DISTANCE (TOLL) CALLS ARE SWITCHED BY A TOLL OFFICE WHICH CAN BE A CLASS 4,
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3, 2, OR 1 OFFICE. THERE IS ALSO A 4X OFFICE CALLED AN INTERMEDIATE POINT.
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THE 4X OFFICE IS A DIGITAL ONE THAT CAN HAVE AN UNATTENDED EXCHANGE ATTACHED
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TO IT (KNOWN AS A REMOTE SWITCHING UNIT-RSU).
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THE FOLLOWING CHART WILL LIST THE OFFICE #, NAME, & HOW MANY OF THOSE
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OFFICES EXISTED IN NORTH AMERICA IN 1981.
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CLASS NAME ABB # EXISTING
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----- ---------------- --- ------------
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1 REGIONAL CENTER RC 12
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2 SECTIONAL CENTER SC 67
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3 PRIMARY CENTER PC 230
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4 TOLL CENTER TC 1,300
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4P TOLL POINT TP
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4X INTERMEDIATE PT IP
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5 END OFFICE EO 19,000
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R RSU RSU
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WHEN CONNECTING A CALL FROM ONE PARTY TO ANOTHER, THE SWITCHING EQUIPMENT
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USUALLY TRIES TO FIND THE SHORTEST ROUTE BETWEEN THE CLASS 5 END OFFICE OF
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THE CALLER & THE CLASS 5 END OFFICE OF THE CALLED PARTY. IF NO INTER-OFFICE
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TRUNKS EXIST BETWEEN THE 2 PARTIES, IT WILL THEN MOVE UPTO THE NEXT HIGHEST
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OFFICE FOR SERVICING (CLASS 4). IF THE CLASS 4 OFFICE CANNOT HANDLE THE CALL
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BY SENDING IT TO ANOTHER CLASS 4 OR 5 OFFICE, IT WILL BE SENT TO THE NEXT
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OFFICE IN THE HIERARCHY (3). THE SWITCHING EQUIPMENT FIRST USES THE HIGH
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-USAGE INTEROFFICE TRUNK GROUPS, IF THEY ARE BUSY IT THEN GOES TO THE FINAL
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TRUNK GROUPS ON THE NEXT HIGHEST LEVEL. IF THE CALL CANNOT BE CONNECTED THEN
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, YOU WILL PROBABLY GET A RE-ORDER (120IPM BUSY SIGNAL) SIGNAL. AT THIS TIME
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, THE GUYS AT NETWORK OPERATIONS ARE PROBABLY SHITTING IN THEIR PANTS AND
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TRYING TO AVOID THE DREADED NETWORK DREADLOCK (AS SEEN ON TV!).
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IT IS ALSO INTERESTING TO NOTE THAT 9 CONNECTIONS IN TANDEM IS CALLED RING
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-AROUND-THE ROSY AND IT HAS NEVER OCCURRED IN TELEPHONE HISTORY. THIS WOULD
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CASE AN ENDLESS LOOP CONNECTION.
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[ A NEAT WAY TO REALLY SCREW-UP THE NETWORK]
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THE 10 REGIONAL CENTERS IN THE US & THE 2 IN CANADA ARE ALL INTERCONNECTED
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. THEY FORM THE FOUNDATION OF THE ENTIRE TELEPHONE NETWORK. SINCE THERE ARE
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ONLY 12 OF THEM, THEY ARE LISTED BELOW:
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CLASS 1 REGIONAL OFFICE LOCATION NPA
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---------------------------------- ---
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DALLAS 4 ESS 214
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WAYNE, PA 215
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DENVER 4T 303
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REGINA NO.2 SP1-4W [CANADA] 306
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ST. LOUIS 4T 314
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ROCKDALE, GA 404
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PITTSBURGH 4E 412
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MONTREAL NO.1 4AETS [CANADA] 504
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NORWICH, NY 607
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SAN BERNARDINO, CA 714
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NORWAY, IL 815
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WHITE PLAINS 4T, NY 914
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THE FOLLOWING DIAGRAM DEMONSTRATES HOW THE VARIOUS OFFICES MAY BE
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CONNECTED:
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^----------^----------^ REGIONAL
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__ __ __OFFICES
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1 <----> 1 <----> 1
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--- --- ---
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OTHERS\/
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-^-------^-------^------^---------^
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__ __ __ ___ __
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2 3 4 4P 5
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--- --- --- -^^- ---
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^----^ ^----^
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__ __ ___ __
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3 4 4X 5 ^-----^
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--- -^- ---- --- ___ __
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^ 4X 5
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___ ---- ---
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5R -------------^
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-^^- /-----------------\
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__ __ __ ___
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R 4 5 5R
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--- --- --- ----
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*** NOTE: THE PRECEDING DIAGRAM USED CERTAIN LOWER CASE CHARACTERS THAT MAY
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NOT BE VIEWED AS I INTENDED THEM IF YOU ARE NOT USING AS LOWER CASE TERMINAL.
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=====================
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=SWITCHING EQUIPMENT=
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=====================
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IN THE NETWORK, THERE ARE 3 MAJOR TYPES OF SWITCHING EQUIPMENT. THEY ARE
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KNOWN AS: STEP, CROSSBAR, & ESS.
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STEP-BY-STEP (SXS)
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THE STEP-BY-STEP, A/K/A THE STROWGER SWITCH OR TWO-MOTION SWITCH, WAS
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INVENTED IN 1889 BY AN UNDERTAKER NAMED ALMON STROWGER. HE INVENTED THIS
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MECHANICAL SWITCHING EQUIPMENT BECAUSE THE FELT THAT THE BIASED OPERATOR WAS
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ROUTING ALL REQUESTS FOR AN 'UNDERTAKER' TO HER HUSBAND'S BUSINESS.
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BELL STARTED USING THIS SYSTEM IN 1918 & AS OF 1978, OVER 53% OF THE BELL
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EXCHANGES USED THIS METHOD OF SWITCHING.
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STEP-BY-STEP SWITCHING IS CONTROLLED DIRECTLY BY THE DIAL PULSES WHICH
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MOVE A SERIES OF SWITCHES (CALLED THE SWITCH TRAIN) IN ORDER. WHEN YOU FIRST
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PICK UP THE FONE UNDER SXS, A LINEFINDER
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ACKNOWLEDGES THE REQUEST (SOONER OR LATER) BY SENDING A DIAL TONE. IF YOU
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THEN DIALED 1234, THE ESUIPMENT WOULD FIRST FIND AN IDLE SELECTOR SWITCH. IT
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WOULD THEN MOVE VERTICALLY 1 PULSE, IT WOULD THEN MOVE HORIZONTALLY TO FIND A
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FREE SECOND SELECTOR, IT WOULD THEN MOVE 2 VERTICAL PULSES, STEP HORIZONTALLY
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TO FIND THE NEXT SELECTOR, ETC. THUS THE FIRST SWITCH IN THE TRAIN TAKES NO
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DIGITS, THE SECOND SWITCH TAKES 1 DIGIT, THE THIRD SWITCH TAKES 1 DIGIT, &
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THE LAST SWITCH IN THE TRAIN (CALLED THE CONNECTOR) TAKES THE LAST 2 DIGITS &
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CONNECTS YOUR CALLS. A NORMAL (10,000 LINE) EXCHANGE REQUIRES 4 DIGITS (0000
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-9999) TO CONNECT A LOCAL CALL & THUS IT TAKES 4 SWITCHES TO CONNECT EVERY
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CALL (LINEFINDER, 1ST & 2ND SELECTORS, & THE CONNECTOR) .
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WHILE IT WAS THE FIRST, SXS SUCKS FOR THE FOLLOWING REASONS:
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[1] THE SWITCHED OFTEN BECOME JAMMED THUS THE CALLS OFTEN BECOME BLOCKED.
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[2] YOU CAN'T USE DTMF (DUAL-TONE MULTI-FREQUENCY A/K/A TOUCH-TONE) DIRECTLY.
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IT IS POSSIBLE THAT THE TELCO MAY HAVE INSTALLED A CONVERSION KIT BUT THEN
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THE CALLS WILL GO THROUGH JUST AS SLOW AS PULSE, ANYWAY!
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[3] THEY USE A LOT OF ELECTRICITY & MECHANICAL MAINTENANCE. (BAD FROM TELCO
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POINT OF VIEW)
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[4] EVERYTHING IS HARDWIRED. THEY CAN STILL HOOK UP PEN REGISTERS & OTHER
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SHIT ON THE LINE SO IT IS NOT EXACTLY A PHREAK HAVEN. YOU CAN IDENTIFY SXS
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OFFICES BY:
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(A) LACK OF DTMF OR PULSING DIGITS AFTER DIALING DTMF.
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(B) IF YOU GO NEAR THE CO, IT WILL SOUND LIKE A TYPEWRITER TESTING FACTORY.
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(C) LACK OF SPEED CALLING, CALL FORWARDING, & OTHER CUSTOMER SERVICES.
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(D) FORTRESS FONES THAT WANT YOUR MONEY FIRST (AS OPPOSED TO DIAL TONE FIRST
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ONES).
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THE PRECEDING DON'T NECESSARILY IMPLY THAT YOU HAVE SXS BUT THEY SURELY
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GIVE EVIDENCE THAT IT MIGHT BE. ALSO, IF ANY OF THE ABOVE CHARACTERISTICS
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EXIST, IT CERTAINLY ISN'T ESS! ALSO, SXS HAVE PRETTY MUCH BEEN ERADICATED
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FROM LARGE METROPOLITAN AREAS SUCH AS NYC (212).
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CROSSBAR:
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THERE ARE 3 MAJOR TYPES OF CROSSBAR SYSTEMS CALLED: NO. 1 CROSSBAR (1XB)
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,NO. 4 CROSSBAR (4XB), & NO. 5 CROSSBAR (5XB). 5XB HAS BEEN THE PRIMARY END
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OFFICE SWITCH OF BELL SINCE THE 60'S AND THUS IT IS IN WIDE-USE.
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CROSSBAR USES A COMMON CONTROL SWITCHING METHOD. WHEN THERE IS AN
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INCOMING CALL, A STORED PROGRAM DETERMINES ITS ROUTE THROUGH THE SWITCHING
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MATRIX.
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IN CROSSBAR, THE BASIC OPERATION PRINCIPLE IS THAT A HORIZONTAL & A
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VERTICAL LINE ARE ENERGIZED IN A MATRIX KNOWN AS THE CROSSPOINT MATRIX. THE
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POINT WHERE THESE 2 LINES MEET IN THE MATRIX IS THE CONNECTION.
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+===+
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=ESS=
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+===+
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ELECTRONIC SWITCHING SYSTEM (ESS) THE PHREAK'S NIGHTMARE COME TRUE (OR
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ORWELL'S PROPHECY AS 2600 PUTS IT)
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ESS IS BELL'S MOVE TOWARDS THE AIRSTRIP ONE SOCIETY DEPICTED IN ORWELL'S
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1984. WITH ESS, EVERY SINGLE DIGIT THAT YOU DIAL IS RECORDED--EVEN IF IT IS
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A MISTAKE. THEY KNOW WHO YOU CALL, WHEN YOU CALL, HOW LONG YOU TALKED FOR, &
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PROBABLY WHAT YOU TALKED ABOUT (IN SOME CASES). ESS CAN (AND IS) ALSO
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PROGRAMMED TO PRINT OUT #'S OF PEOPLE WHO MAKE EXCESSIVE CALLS TO 800 #'S OR
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DIRECTORY ASSISTANCE. THIS IS CALLED THE "800 EXCEPTIONAL CALLING REPORT."
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ESS COULD ALSO BE PROGRAMMED TO PRINT OUT LOGS OF WHO CALLS CERTAIN #'S--LIKE
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A BOOKIE, A KNOWN COMMUNIST, A BBS, ETC THE THING TO REMEMBER WITH ESS IS
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THAT IT IS A SERIES OF PROGRAMS WORKING TOGETHER. THESE PROGRAMS CAN BE VERY
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EASILY CHANGED TO DO WHATEVER THEY WANT IT TO DO. ONE PHREAK WHOM I KNOW HAS
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SOOE ESS SOURCE CODE LISTING WHICH IS INCREDIBLY COMPLEX (AS WELL AS
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DOCUMENTED--GRACIAS DIOS). THIS SYSTEM MAKES THE JOB OF BELL SECURITY, THE
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FBI, NSA, & OTHER ORGANIZATIONS THAT LIKE TO INVADE PRIVACY INCREDIBLY EASY.
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WITH ESS, TRACING IS DONE IN MICROSECONDS (EINE AUGENBLICK) & THE RESULTS
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ARE PRINTED AT THE CONSOLE OF A BELL GESTAPO OFFICER. ESS WILL ALSO PICK UP
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ANY "FOREIGN" TONES ON THE LINE SUCH AS 2600 HZ!
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BELL PREDICTS THAT THE COUNTRY WILL BECOME TOTALLY ESS BY THE 1990'S.
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YOU CAN IDENTIFY ESS BY THE FOLLOWING WHICH ARE USUALLY ESS FUNCTIONS:
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[1] DIALING 911 FOR HELP.
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[2] DIAL-TONE-FIRST FORTRESSES.
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[3] CUSTOM CALLING SERVICES SUCH AS: CALL FORWARDING, SPEED DIALING, & CALL
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WAITING. (ASK YOUR BUSINESS OFFICE IF YOU CAN GET THESE.)
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[4] ANI (AUTOMATIC NUMBER IDENTIFICATION) ON LD CALLS.
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PHREAKING DOES NOT COME TO A COMPLETE HALT UNDER ESS THOUGH--JUST BE VERY
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CAREFUL, THOUGH!!!
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DUE TO THE FACT THAT ESS SENDS A COMPUTER GENERATED "ARTIFICIAL RING,"
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WHERE THE VOICE IS NOT CONNECTED DIRECTLY TO THE CALLED PARTIES LINE UNTIL HE
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PICKS UP, BLACK BOXES & INFINITY TRANSMITTERS WILL NOT WORK!
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*** NOTE: ANOTHER INTERESTING WAY TO FIND OUT WHAT TYPE OF EQUIPMENT YOU ARE
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ON IS TO RAID THE TRASH CAN OF YOU LOCAL CO--THIS ART WILL DISCUSSED IN A
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SEPARATE ARTICLE SOON.
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COMING SOON:
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------------
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IN THE PART V, WE WILL START TO TAKE A LOOK AT TELEPHONE ELECTRONICS.
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FURTHER READING:
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----------------
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FOR MORE INFORMATION ON THE ABOVE TOPICS, I SUGGEST THE FOLLOWING:
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NOTES ON THE NETWORK, AT&T, 1980.
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UNDERSTANDING TELEPHONE ELECTRONICS, TEXAS INSTRUMENTS, 1983.
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AND SUBSCRIPTIONS TO: TAP, ROOM 603, 147 W 42 ST, NEW YORK, NY 10036.
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SUBSCRIPTIONS ARE $10/YEAR. BACK ISSUES ARE $0.75. THE CURRENT ISSUES IS
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#90 (JAN/FEB 1984) 2600, BOX 752, MIDDLE ISLAND, NY 11953. SUBSCRIPTIONS ARE
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$10/YEAR. BACK ISSUES ARE $1 EACH. THE CURRENT ISSUE IS #4 (APRIL 1984).
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THEY ARE BOTH EXCELLENT SOURCES OF ALL SORTS OF INFORMATION (PRIMARILY
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PHREAKING/HACKING).
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*** NOTE: FOR THE MOST PART, I HAVE ASSUMED THAT YOU HAVE READ MY PREVIOUS 3
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COURSES IN THE BASIC TELCOM SERIES.
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HASTA LUEGO,
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***** BIOC
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*=$=* AGENT
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***** 003
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APRIL 13, 1984 THE YEAR OF BIG BROTHER
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<<=-FARGO 4A-=>>
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[ RACS III ]
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This phile was passed throgh Damage, Inc.
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