UFC 4-021-02NF
27 September 2006
change 1, 23 October 2006
base systems, such as IT or Instrumentation and Control, it is preferable to keep ESS
fibers dedicated for security purposes only from a security standpoint. If other unrelated
systems are on a common fiber, other vendors or organizations will have closer access
to the security communications. Plan for future expansion (provide a minimum of 20%)
spare capacity (fibers).
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