Chapter 7: System Alarms

Valid Alarms

The following is a list of all alarm descriptions (text that appears in the Alarm Description field) for all possi- ble alarms the system can generate. In the generated alarm list, the alarm description appears as part of the Description field.

 

Table 7-2List of Valid Alarms

 

 

 

Severity

Alarm Description

 

(appears as

Definition

part of severity

(text appears in desc field)

 

field)

 

 

 

 

 

 

 

 

Critical

Loss of Framing (Red Alarm)

Signal is not being transmitted; there is no layer 1 syn-

 

 

chronization.

 

 

 

Critical

Remote Alarm indication (Yellow

Tenor CMS is receiving a yellow alarm signal from the

 

Alarm)

network.

 

 

 

Critical

Loss of signal

A loss of signal (32 consecutive zeros) at least once dur-

 

 

ing a 1 second period.

 

 

 

Critical

AIS Reception (Blue Alarm)

Alarm Indication Signal. An all ones condition used to

 

 

alert the Tenor CMS that its incoming signal (or frame)

 

 

has been lost.

 

 

 

Critical

Layer 2 Down

Indicates that Layer 2 protocol is down.

 

 

 

Critical

Ethernet Disconnected

Ethernet cable has been disconnected from the System

 

 

Controller or CPU Card, or Ethernet connectivity has

 

 

been lost. No new VoIP calls will be made and existing

 

 

PSTN calls will be switched to the PSTN.

 

 

 

Critical

Call Handler not registered with Gate-

The Call Handler process cannot be registered with the

 

keeper

Gatekeeper.

 

 

 

Critical

Critical Software Error

A software error has occurred that affects the operability

 

 

of the complete system.

 

 

 

Critical

Tenor CMS Chassis reset

The chassis has reset.

 

 

 

Critical

Card Temperature out of operating range

A card’s temperature has reached the maximum operat-

 

 

ing range. The cause may be a fan failure.

 

 

 

Critical

Card reset

This alarm is viewable upon power up. If this alarm con-

 

 

tinues, there may be a problem with the card.

 

 

 

Critical

Primary Digital Interface Clock Loss

Clock source has been lost for T1 lines. The unit will

 

 

automatically switch to the secondary digital interface

 

 

clock source.

 

 

 

Critical

Secondary Digital Interface Clock Loss

All clock sources have been lost, both primary and sec-

 

 

ondary. Check the T1 lines for the possible cause.

 

 

 

7-4

P/N 480-0005-00-15

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HP 480-0005-00-15 manual 2List of Valid Alarms, Severity Alarm Description