4. Monitoring the Card
8799-A2-GB20-10
April 2003
4-9
Viewing DSL Error Statistics
The line card maintains error statistics on the DSL interface for each port.
To view DSL Error Statistics, follow this menu selection sequence:
Main Menu
→
Status
→
Performance Statistics
→
DSL Error Statistics
The following DSL Error Statistics are collected for the selected port:
ES (Errored Seconds):
Seconds during which one or more Cyclic
Redundancy Check (CRC) errors or Loss of Sync Word (LOSW) defects has
occurred. Maximum value is 900.
SES (Severely Errored Seconds):
Seconds during which 50 or more CRC
anomalies or one or more LOSW defects has occurred. Maximum value
is 900.
UAS (Unavailable Seconds):
Seconds during which the SHDSL line is
unavailable. The SHDSL line becomes unavailable after 10 contiguous SES.
Maximum value is 900.
LOSWS (Loss of Sync Word Seconds):
Seconds during which the SHDSL
line had a Loss of Sync Word defect. Maximum value is 900.
main/status/performance/dsl_error
Slot: 4: Model: 8799
Port: 3 DSL ERROR STATISTICS
Current Interval Timer: 2
--------------------------------------------------------------------------------
---ES--- ---SES--- --UAS--- --LOSWS---
Near Far Near Far Near Far Near Far
Current Int: 000 000 000 000 000 000 000 000
Interval 01 000 000 000 000 000 000 000 000
Interval 02 000 000 000 000 000 000 000 000
Interval 03 000 000 000 000 000 000 000 000
Interval 04 000 000 000 000 000 000 000 000
Interval 05 000 000 000 000 000 000 000 000
Interval 06 000 000 000 000 000 000 000 000
Interval 07 000 000 000 000 000 000 000 000
Worst Interval: 24 09 14 08 18 18 18 18
Near Tot(valid): 00010 00000 00000 00000
Far Tot(valid): 00010 00000 00000 00000
--------------------------------------------------------------------------------
Ctrl-a to access these functions, ESC for previous menu MainMenu Exit
PgUp PgDn ClrNear ClrFar
Select 1, 2, 3, 4, 5, 6, 7, 8. Loss at DSL, Pt 3