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Chapter 10. Statistics
CRC Error
Number of frames received with CRC violations. This transmission
error is also reflected in the D
Octet Align
Number of frames received with a bit count that does not fall on
8-bit boundaries. This transmission error is also reflected in the
D
T1 State Change
Count of state changes for the T1 DBU port (applies to PRI DBU
card only).
T1 UA Time
Time in seconds the T1 DBU link is down (applies to PRI DBU card
only).
The next six parameters (S
A
active and inactive. If the event occurs one or more times for the given
interval, the field is active and A
the V
rent day. Therefore, once an alarm becomes active, it remains active in the
first field for the entire 24-hour period.
Signal Loss
If A
during the given interval (applies to PRI DBU card only).
Telco Test
If A
interface one or more times during the given interval (applies to
PRI DBU card only).
AIS Alarm
If A
DBU interface one or more times during the given interval. This
indicates that the T1 is out of service (applies to PRI DBU card
only).
10-24
F
field.
ISCARD
RAME
, Y
A
LARM
ELLOW
LARM
I
IEW BY
NTERVAL
is displayed, a loss of signal occurred one or more times
LARM
is displayed, a loopback code was received on the T1 DBU
LARM
is displayed, unframed all ones were received on the T1
LARM
TSU IQ+ User Manual
F
ISCARD
RAME
L
, T
IGNAL
OSS
ELCO
, and PLL A
) are events with two states:
LARM
is displayed. The first column of
LARM
menu represents information for the entire cur-
field.
T
, AIS A
, R
EST
LARM
ED
61200275L1-1
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