Nortel 5399 安装指南
1-11
Chapter 1 Introduction
Model 5399 Remote Access Concentrator Module Hardware Installation Guide
Table 1-2. Module Status LEDs
Network Status and
Alarm LEDs
Alarm LEDs
The Network Status and Alarm LEDs display network activity during
system operation.
system operation.
Network Status and Alarm LEDs, one set for each WAN port.
Technical Support personnel can use this information to diagnose
problems.
problems.
LED
Description
Init
Turns green when the Remote Access Concentrator begins the
initialization process after a power-up or reset. This is the first
LED that lights after power-up or reset. The Init LED turns off
after the diagnostics have successfully completed.
initialization process after a power-up or reset. This is the first
LED that lights after power-up or reset. The Init LED turns off
after the diagnostics have successfully completed.
Unit
Turns green after the Remote Access Concentrator passes the
power-up diagnostics. Turns amber if the power-up diagnostics
fail.
power-up diagnostics. Turns amber if the power-up diagnostics
fail.
Net
Turns green after the Remote Access Concentrator verifies that a
valid Ethernet connection exists.
valid Ethernet connection exists.
Attn
Turns green when the Remote Access Concentrator requires
operator attention, that is, in monitor mode. Turns amber when
the diagnostic tests fail.
operator attention, that is, in monitor mode. Turns amber when
the diagnostic tests fail.
Load
Turns green when the Remote Access Concentrator is loading the
operational image or dumping a RAM image if there is a failure.
The LED turns amber if a load error is detected.
operational image or dumping a RAM image if there is a failure.
The LED turns amber if a load error is detected.