In telecommunications, channel reliability (ChR) is the percentage of time a communication channel was available for use in a specified period of scheduled availability.
Channel reliability is given by
where T o is the channel total outage time, T s is the channel total scheduled time, and T a is the channel total available time.
This article incorporates public domain material from Federal Standard 1037C. General Services Administration. Archived from the original on 2022-01-22. (in support of MIL-STD-188).