Verilink M1-3 (880-503136-001) Product Manual Bedienungsanleitung PDF herunterladen (Seite 51)

Performance Monitoring

Verilink M1-3 User Manual 4-3

System LED

The System LED displays node communication conditions. For

example, the system LED can also turn red for a loss of clock

condition, activating a critical alarm. Table 4-3 provides a

description of the System LED states:

Table 4-3 System LED Indicator

M1-3 Alarms

The SCM polls the various modules for alarms. If alarm reporting is

enabled for the node and for the M1-3, the SCM retrieves and sends

the alarm to the Craft interface, Node Manager, or an SNMP agent.

Alarms can be automatically sent to a specified printer by setting

up the printer address in the SCM management utilities menus.

Alarm

Indications

The alarm list displays the following:

•

Whenever the system powers up and any module performs a

self-test

•

Power supply input is lost

•

A default or user-designated threshold is exceeded

•

A Yellow Alarm is received from the network (DS1)

•

An unframed all-ones or alarm indication signal (AIS) is

received from the network (DS1)

•

There is a loss of signal (LOS) or loss of frame (LOF) (DS1/DS3)

•

A loopback is present

•

A module fails

•

A module is removed from the shelf

Alarm

Information

The SCM alarm listing displays the following information about the

alarms. Figure 4-2 shows an example of an M1-3 alarm report.

Status Code

The Status Code column displays a decimal code on an ASCII

terminal.

State Color Alarm Class Error Condition

Solid Green None M1-3 module is okay.

Solid Red Critical System failure—Check the performance status or alarm status screens.

Off None None M1-3 module has no power.

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