Old automatic telephone exchange.
Schlüsselwörter
analog,
phone,
exchange,
automatic,
board,
box,
tree branch,
cable,
center,
server,
control,
communicate,
communication,
complex,
computer,
computing,
cord,
digital,
electronic,
equipment,
hardware,
cyberspace,
line,
network,
panel,
retro,
switch,
switchboard,
system,
technology,
technically,
telecom,
wire,
central,
background,
call,
media,
mobile,
fiber,
operator,
station,
industry,
pile,
private,
room,
fabric,
circuit,
slot
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