ADC Release 3.1 User Manual page 467

TAP-100
Page 4 of 23
ALARM SEVERITY
MESSAGE
C-bit Information
Coding al Alert
Violations
Threshold
Crossing
Alert
CCVTca
C-bit Information
Errored al Alert
Seconds
Threshold
Crossing
Alert
CESTca
C-bit Information
Severely al Alert
Errored
Seconds
Threshold
Crossing
Alert
CSESTca
Cellbus Major –
Parity currently an
Threshold information
Crossing al alert.
Alert
CellbusPari
tyTca
Channel Minor
Mismatch
ChannelMis
match
1152700 Issue 1 February 2001 Section 2 Operations and Maintenance
Table 4-1. Alarm Identifications, continued
IMPACT DESCRIPTION
Service T3 C-bit coding violations
Degradation threshold crossing alert.
Service T3 C-bit errored seconds
Degradation threshold crossing alert.
Service T3 C-bit severely errored
Degradation seconds threshold crossing
alert. Port in alarm has
received excessive errored
seconds beyond user
specified threshold.
Not service Parity errors on the cell bus
affecting. have exceeded the user
definable threshold level.
Installation Channel number mismatch
Error in the SONET K1 and K2
byte. Informs user that the
facilities fibers are not
installed properly.
SUGGESTED COURSE OF ACTION
System is most likely
experiencing a line condition
deterioration. Check signal
level and pulse mask at input.
Also verify LBO setting at
CPE end.
System is most likely
experiencing a line condition
deterioration. Check signal
level and pulse mask at input.
Also verify LBO setting at
CPE end.
System is most likely
experiencing a line condition
deterioration. Check signal
level and pulse mask at input.
Also verify LBO setting at
CPE end.
Very likely the backplane bus
is bad. Shelf may need to be
replaced.
Verify working and protect
fibers are not crossed, and/or
proper connectivity to EPS
shelves.
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© 2000, ADC Telecommunications, Inc.