General alerts (detailed): Include most non-supply device events and rely on traps. Polling is established when traps destinations cannot be configured.

Supplies alerts: Monitor device supply status and levels through polling. The polling mechanism uses a combination of slow-polling and sliding time interval depending on the level of the supply being monitored.

Critical alerts: Events are monitored by polling every five minutes. The polling interval is configurable within the range of 5 to 360 minutes. Because of the frequent polling nature of this solution, it is important to use it sparingly and only for devices that need immediate attention. All General Alerts are available.

Examples of Alerts

Following are some examples of alerts you might want to configure:

An alert that is set to add an event to the alert history when a specific printer error occurs.

NOTE: Alerts now support more detailed printer errors such as “Subsystem 72 -- Service Error” and more.

An alert set to notify a recipient through email about a Toner Low condition.

An alert set to notify a recipient through email about a specific supply threshold.

An alert set to propagate an SNMP trap directed at a listener process on another application such as HP OpenView.

Alerts Traps Listener Port

HP Web Jetadmin uses UDP port 27892 as the traps listener port for alerts and any reports that are based on by-user collections.

Task Modules for Alerts

Alerts - Current Tasks and Alerts - Common Tasks Task Modules

Alerts - Active Tasks Task Module

Alerts - Recent Alerts Task Module

Alerts - Alert Subscriptions Task Module

Alerts - Subscription Templates Task Module

The following task modules can be displayed or hidden in Alerts on the Alerts Management page.

Alerts - Current Tasks and Alerts - Common Tasks Task Modules

The Alerts - Current Tasks task module can be displayed on the Alerts Management page and includes the following tasks:

Create Alert Subscriptions on page 180

Create Alert Subscription Templates on page 185

Apply an Alert Subscription Template on page 187

Edit Alert Subscription Templates on page 188

Delete an Alert Subscription Template on page 190

Copy Template Wizard on page 85

178 Chapter 3 Device Management

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