Jan 27 - Telephone Repair Shop

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Airman 1st Class Kevin Kieser, 88th Communications Squadron Telephone Repair Shop voice network system technician, searches the main distribution frame looking for a specific phone line that is having issues, Jan. 27, 2017, at Wright-Patterson Air Force Base, Ohio. Each blue and white wire serves one of more than 20,000 Wright-Patterson telephone lines. (U.S. Air Force photo by R.J. Oriez/Released)

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Airman 1st Class Kevin Kieser, 88th Communications Squadron Telephone Repair Shop voice network system technician, works to isolate a particular number in a line equipment number block, Jan. 27, 2017, in the basement of Building 262 at Wright-Patterson Air Force Base, Ohio. As the base transitions to Voice over Internet Protocol, the need to manage and track tens of thousands of lines will go away. (U.S. Air Force photo by R.J. Oriez/Released)

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Airman 1st Class Nicklaus Norman, voice network system technician, locates an individual line card within the line concentrating module that needs to be replaced Jan. 27, 2017, as Tech. Sgt. Micheal Garner, 88th Communications Squadron Telephone Repair Shop non-commissioned officer in charge, supervises in the basement of Building 262 at Wright-Patterson Air Force Base, Ohio. A grounding wire on Norman’s wrist protects the system from wayward static electricity which can damage the delicate electronics. (U.S. Air Force photo by R.J. Oriez/Released)

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Airman 1st Class Nicklaus Norman, 88th Communications Squadron Telephone Repair Shop voice network system technician, pulls an individual line card within the line concentrating module that needs to be replaced, Jan. 27, 2017, in the basement of Building 262 at Wright-Patterson Air Force Base, Ohio. A grounding wire on Norman’s wrist protects the system from wayward static electricity which can damage the delicate electronics. (U.S. Air Force photo by R.J. Oriez/Released)

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Airman 1st Class Nicklaus Norman, 88th Communications Squadron Telephone Repair Shop voice network system technician, replaces an individual line card within the line concentrating module that needs to be replaced, Jan. 27, 2017, in the basement of Building 262 at Wright-Patterson Air Force Base, Ohio. Every phone number that has not yet been upgraded to Voice over Internet Protocol has a wire and an ILC running through one of the two repair shops on the base. (U.S. Air Force photo by R.J. Oriez/Released)

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Airman 1st Class Nicklaus Norman, 88th Communications Squadron Telephone Repair Shop voice network system technician, checks the voltage produced by a battery in his shop’s direct-current power plant, Jan. 27, 2017 at Wright-Patterson Air Force Base, Ohio. The base’s phone system has redundant backup power supplies, including emergency generators and batteries. (U.S. Air Force photo by R.J. Oriez/Released)

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An individual telephone line is manually tracked, Jan. 27, 2017, through the main distribution frame of the 88th Communications Squadron Telephone Repair Shop at Wright-Patterson Air Force Base, Ohio. As the base transitions to Voice over Internet Protocol, the need to manage and track tens of thousands of lines will go away. (U.S. Air Force photo by R.J. Oriez/Released)

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Airman 1st Class Nicklaus Norman, voice network system technician, and Doug Vonada, 88th Communications Squadron Telephone Repair Shop chief of voice network system, trace one of the thousands of phone lines passing through the main distribution frame for Area A at Wright-Patterson Air Force Base, Ohio, Jan. 27, 2017. The 88th CS operates two repair shops and distribution frames—one for each area of the base—each with thousands of phone lines passing through. (U.S. Air Force photo by R.J. Oriez/Released)

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The leads of a test telephone are held to terminals in a line equipment number block, Jan. 27, 2017, in the 88th Communications Squadron Telephone Repair Shop for Area A of Wright-Patterson Air Force Base, Ohio. The 1ineman’s test set was used to check for a dial tone as technicians worked to troubleshoot a problem. (U.S. Air Force photo by R.J. Oriez/Released)

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Airman 1st Class Kevin Kieser, 88th Communications Squadron Telephone Repair Shop voice network system technician, listens for a dial tone, Jan. 27, 2017, as he troubleshoots a problem with a phone line at Wright-Patterson Air Force Base, Ohio. Tens of thousands of individual phone lines are routed through the phone shop and technicians need to find the correct needle in the haystack to fix any issue a particular line may have. (U.S. Air Force photo by R.J. Oriez/Released)