2311854 - SAPFTP: FTP server : 500 Illegal PORT command | SAP Knowledge Base Article

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2311854 - SAPFTP: FTP server : 500 Illegal PORT command

Symptom

The application is using SAPFTP to retrieve data from FTP server in background mode, but it is failing with the error message: "500 Illegal PORT command".

In the dev_ftp trace file, the following information is described:

"...
[Thr 6660] NiIWrite: hdl 0 sent data (wrt=28,pac=1,RAW_IO)
[Thr 6660] NiIRead: hdl 0 recv would block (errno=EAGAIN)
[Thr 6660] NiIRead: hdl 0 received data (rcd=26,pac=1,RAW_IO)
[Thr 6660] [45988] FTP server : 500 Illegal PORT command
..."


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Environment

SAP NetWeaver 7.0x or above.

Product

SAP NetWeaver 7.0 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

Keywords

SAP FTP, SFTP, SAPFTP issue, external server, ilegal , KBA , BC-SRV-COM-FTP , File Transfer via FTP , BC-NET , Network Infrastructure , Problem

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