The HP Web Jetadmin service also handles the client-driven requests. HP Web Jetadmin communicates with devices in ways that are both user-driven and automated as background activities. Background activities include the following:

Slow polling: Keeps network traffic to a minimum even when multiple client sessions are running.

User-scheduled activities: Includes discovery, firmware upgrades, and device configuration.

NOTE: All schedules use the date and time on the server where HP Web Jetadmin is installed. The client used to access HP Web Jetadmin might not be in the same time zone as the server where HP Web Jetadmin is installed. You should be aware of the potential for time and date differences when configuring schedules.

The HP Web Jetadmin service has the following characteristics:

The HP Web Jetadmin service runs in the background.

The HP Web Jetadmin service supports the following communication interfaces:

HTTP

HTTPS

TFTP

SNMP

.NET Remoting

.NET Listen

TFTP send/receive

SLP

The client application is first downloaded through a Smart Client connection that is launched through Internet Explorer.

Client communication works through .NET remoting, which provides both authentication and encryption.

HP Web Jetadmin communication with devices and other hosts can be user-driven or automated as background activities.

Overview of Directories and Files

Resources for HP Web Jetadmin are available in the following directories on the server:

C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Hewlett-Packard\HPWebJetadmin

C:\Program Files\Hewlett-Packard\Web Jetadmin 10

C:\Program Files\Microsoft SQL Server\MSSQL.10.HPWJA Microsoft SQL Server database instance for HP Web Jetadmin

HP Web Jetadmin includes the following services:

HP Web Jetadmin Core Service:

C:\Program Files\Hewlett-Packard\Web Jetadmin 10\bin\HPWJAService.exe Display name: HPWJAService

MSSQL$HPWJA (must be started before HPWJAService):

32 Chapter 2 Introduction to HP Web Jetadmin

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