Chapter 5. Statistics

Figure 5-4. Network Statistics Menu for Current 15-Minute Interval

P-Bit Errored Seconds (PES)

Number of seconds with one or more PCVs (P-bit coding violations), one or more out of frame defects, or a detected incoming AIS (alarm indication signal). This count is not incremented when UASs (unavailable seconds) are counted.

P-Bit Severely Errored Seconds (PSES)

Number of seconds with 44 or more PCVs, one or more out of frame defects, or a detected incoming AIS. This count is not incremented when UASs are counted.

P-Bit Coding Violations (PCV)

Number of coding violation (CV) error events that have occurred.

C-Bit Coding Violations (CCV)

In C-bit parity mode, this is a count of coding violations reported via the C-bits or the number of C-bit parity errors that have occurred.

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ADTRAN T3SU 300 user manual Bit Severely Errored Seconds Pses, Bit Coding Violations PCV, Bit Coding Violations CCV