Filter
Top Products
Troubleshooting
8-2
9820-A2-GB20-20
June 2000
H
Physical Tests
—
DTE Loopback
H
IP Ping Test
H
Lamp Test
Problem Indicators
The unit provides a number of indicators to alert you to possible problems:
Indicators . . .
See . . .
LEDs
Displaying LEDs and Control Leads
and
Front Panel
LEDs
in Chapter 6,
Monitoring
, as well as the user
interface screen.
Main Menu
→
Status
→
Display LEDs and Control LEDs
Health and Status
Health and Status Messages
in Chapter 6,
Monitoring
.
Main Menu
→
Status
→
System and Test Status
Messages also appear at the bottom of any menu-driven
user interface screen.
Performance statistics
Performance Statistics
in Chapter 6,
Monitoring
, to help
you determine how long a problem has existed.
Alarm conditions that will
generate an SNMP trap
Alarms
on page 8-7.
SNMP traps Appendix B,
SNMP MIBs and Traps, and RMON Alarm
Defaults
.
Traps supported include warm-start, authentication-failure,
enterprise-specific (those specific to the unit), link-up, and
link-down.