Summary
The network infrastructure influences the response time, and thus the productivity of an SAP system. The reliability and the total cost of ownership considerations must also be taken into account. Here is a summary of the basic recommendations for mission-critical SAP network infrastructures:
Deploy high speed technologies.
Deploy low latency technologies.
Employ switches wherever you can, route where you must.
Use fewer, but larger print jobs to reduce overhead.
Avoid front-end printing (access method F).
Use SAPLPD where possible (access method S).
Use SAPWIN where possible.
Use printer-based forms, resident in the printer's memory.
Send groups of previously assembled IDocs in blocks.
Monitor network traffic on a regular basis.
Adjust bandwidth ...
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