Low level threats require search by electronic means for video devices, audio transmitting devices, carrier current devices and a visual inspection of telephone lines, including the main distribution frame (MDF), intermediate distribution frame (IDF), Krone blocks and the external junction boxes attached to the building and throughout the structure.
A limited physical and visual inspection is performed that is quick and basic that can locate various types of typical low level threats. more...
PJL 4th April 2010
Sunday, April 4, 2010
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