
Chapter 5. Statistics
5-8 MX2810 M13 User Manual 61185001L1-1
Severely Errored Seconds - C-Bit (SESCP-P)
Number of seconds with 44 or more CCVs, one or more
out-of-frame defects, or a detected incoming AIS. This count is not
incremented when UASs are counted.
Unavailable Seconds - C-Bit (UASCP-P)
Time in seconds for which the DS3 path is unavailable. The DS3
path becomes unavailable at the onset of 10 contiguous SESCP-Ps.
F-Bit Errors (FBE)
Number of times an F-bit framing error has occurred.
M-Bit Errors (MBE)
Number of times an M-bit framing error has occurred.
Block Error - Far End (FEBE)
Number of times the far-end unit has received a C-parity or
framing error.
Errored Seconds - Far End (ESCP-PFE)
Time in seconds containing one or more Far End Block Errors
(FEBE)
Severely Errored Seconds - Far End (SESCP - PFE)
Number of seconds with 44 or more Far End Block Errors (FEBEs).
Unavailable Seconds - Far End (UASCP - PFE)
Time in seconds for which the DS3 path is unavailable. The DS3
path becomes unavailable at the onset of 10 contiguous SESCP-
PFEs.
Clear All Local DS3 Statistics/Refresh All Remote Statistics
Clears or refreshes all current information. These selections affect
all statistical information (not just the displayed screen). When
viewing the 24-hour history screen, press the down arrow key to
access this selection.
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