Stinger®
Administration Guide
8-1
8
Watchdogs, Alarms, and Traps
Stinger systems routinely monitor certain aspects of its operation, major and minor
alarm conditions. In response to certain events and alarm conditions, the system
illuminates appropriate status lights on the chassis. In addition, you can connect
audio and visual alarms (normally open, or normally closed) to monitor the unit
remotely for these conditions.
Alarm relays operate during loss of power, during hardware failure, or whenever a
system being reset, such as during its power-on self test (POST). During normal
operation, the alarm relays remain idle.
Configuring SNMP watchdogs
An SNMP
watchdog
is a software routine that monitors the status of a particular aspect
of a Stinger unit—for example, the temperature of a module. You can enable or
disable the warning trap for each individual watchdog and specify a watchdog name
by means of the TAOS command-line interface or SNMP. Once configured, the
settings persist across system resets.
Each
watchdog-config
profile is identified by an index in the format {
Type
Location
Unit-identifier
}. On a standalone Stinger unit,
unit-identifier
is
1
. On hosted Stinger
systems, the value of
unit-identifier
for a
watchdog-config
profile for a remote
shelf is determined as follows:
Unit identifier on the master = (
ShelfNumber
) x 1000 + unit identifier for the remote
shelf.
For example, the fantray on remote shelf 4 is determined by multiplying 4 by 1000
and adding 1. On the host system the
watchdog-config
profile is identified as
{ fan fantray 4001 }
. From the remote shelf, the same
watchdog-config
profile
appears as
{ fan fantray 1 }.
To list the watchdog routines available for your system, use the
dir watchdog
command. For example, on a standalone unit, a sample output can be:
admin>
dir watchdog-config
28 11/19/2001 23:26:39 { fan fantray 1 }
28 11/19/2001 23:26:39 { fan fantray 2 }
Summary of Contents for Stinger
Page 1: ...Stinger Administration Guide Part Number 7820 0712 008 For software version 9 7 0 August 2004 ...
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