What is 'port number' in SAP BC-CST - Client/Server Technology?

port number - Overview

• Component: BC-CST

• Component Name: Client/Server Technology

• Description: Address components used in network protocols to assign data packets to the correct services protocols. This concept is implemented in TCP, UDP, and SCTP. In these three protocols the size of the port number is 16 bits, which means it can have values from 0 to 65535.

port number - Details

• 
  Key Concepts: 
  A port number is a numerical identifier assigned to a network service, which allows it to be distinguished from other services running on the same host. In SAP, port numbers are used to identify the communication ports used by the SAP system. 
  
  How to use it: 
  In the BC-CST Client/Server Technology component, port numbers are used to identify the communication ports used by the SAP system. The default port number for SAP systems is 3200. This can be changed in the instance profile of the SAP system. 
  
  Tips & Tricks: 
  When configuring a new SAP system, it is important to ensure that the port number is set correctly. If the port number is not set correctly, then communication between the client and server will not be possible. 
  
  Related Information: 
  For more information on port numbers and how they are used in SAP systems, please refer to the official SAP documentation on BC-CST Client/Server Technology.