SAP AS ABAP Administration · Internet Communication (ICF/ICM/ITS)

You want a quick browser check that the Internet Communication Manager (ICM) is accepting and forwarding HTTP requests. What's the prerequisite step before the Internet Communication Framework (ICF) ping URL will work, and what does a failure actually tell you?

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More in Internet Communication (ICF/ICM/ITS)

When a classic ABAP screen (dynpro) is displayed to a user in a browser via SAP GUI for HTML, what component performs that conversion?

You need the exact server name and port for the /sap/bc/ping URL and don't want to guess 8000. Where does SICF hand you the right values per protocol?

Inside the Internet Communication Manager (ICM), which thread actually accepts an incoming TCP/IP connection, and which one does the request/response work — and why does mixing them up misread a saturated ICM?

You want the Internet Communication Manager (ICM) to actually start with an instance. Which profile parameter governs that, and which one is NOT the on/off switch even though it also names the ICM?

The integrated Internet Transaction Server (ITS) keeps exactly one HTML template cache shared by all work processes. Why does that design force the use of mutex locks?

A stale HTML template keeps serving from the integrated Internet Transaction Server (ITS). If you just wait, when does its cache entry expire on its own?

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