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Telnet says connection refused even after the firewall port is open

Hello Gurus,

 

We are facing issues while connecting to SAP systems.

Gateway , dispatcher and message server ports are configured in services file.

Network team says all ports are open.

 

I am able to telnet Dispatcher and Message server ports, but gateway ports are giving connection refused error..

 

Network team says if there is connection refused error , then that means that the server is rejecting the connection , and it is not an issue with ports.

If it is an issue with port, it will give timeout error. Hence in this case, they are saying it is not a network issue

 

Can you please throw some light on this issue?

 

Is there any other place where I need to check or any other ways which will help me troubleshoot the issue.

 

Thanks,

Sowmya


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