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Event ID: 203 Source: TN3270server

Source
Level
Description
Windows Sockets API call getnamebyaddr(ip address) failed in function TCPSessionInitialize with return code WSANO_DATA.
Comments
 
As per Microsoft: "An unexpected error was encountered on a Windows Sockets API call.To work around this problem, evaluate the problem as if the API call gethostbyaddr is referenced in Event 203." See ME138390 for more details.

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