Paradyne CSU 用户手册
8. Troubleshooting
8-2
September
2002
9128-A2-GB20-80
—
—
—
—
—
—
—
—
Problem Indicators
The unit provides a number of indicators to alert you to possible problems:
Indicators . . .
See . . .
LEDs
Operation and Maintenance, as well as the user
interface screen.
Main Menu
→
Status
→
Display LEDs and Control LEDs
Health and Status
Main Menu
→
Status
→
System and Test Status
Messages also appear at the bottom of any menu-driven
user interface screen.
user interface screen.
Performance statistics
Maintenance, to help you determine how long a problem
has existed.
has existed.
Alarm conditions that will
generate an SNMP trap
generate an SNMP trap
SNMP traps
.
Traps supported include warm-start, authentication-failure,
enterprise-specific (those specific to the unit), link-up, and
link-down.
enterprise-specific (those specific to the unit), link-up, and
link-down.