Operating SAP Web Dispatcher
Use
The following information describes how you start and stop the SAP Web Dispatcher, and the prerequisites that your system must meet to enable you to use the SAP Web Dispatcher.
Prerequisites
The prerequisites for operating the SAP Web Dispatcher are:
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The profile file for the SAP Web dispatcher has been maintained:
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The HTTP port for the SAP Message Server is configured in the profile file of the SAP Web Dispatcher (profile parameter ms/http_port).
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The SAP Web Dispatcher must be able to contact the HTTP port of the SAP message server.
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Valid for ABAP systems only:
The following services must be activated in the HTTP service tree (transaction SICF):
/sap/public/icman:
/sap/public/icf_info/*
Procedure
Startup
Follow the steps below to set up the SAP Web Dispatcher
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Obtain the necessary files:
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Check the standard configuration.
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Start the SAP Web Dispatcher.
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Set up the Web administration interface for administration and monitoring.
Stopping
The SAP Web Dispatcher can be stopped in the following ways:
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If you are using the Web Administration interface, you can download the Web Dispatcher in the Detail Area.
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You can stop the SAP Web Dispatcher from the console by finding out the PID and entering the following command: kill -2 <pid> (UNIX) or sapntkill -INT <pid> (Microsoft Windows). If the SAP Web Dispatcher is running as a service in Windows, stop it by choosing
Computer Management MMC 
Services Stop sapwebdisp
.