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FTP Client List Service sending an NLST command to IIS FTP Server returns a 425 Can't open data connection

Troubleshooting


Problem

FTP Client List service sending an NLST command to IIS FTP Server returns a 425 Can't open data connection

Symptom

Error

ServiceTranscript=[
> PORT xx,xx,xx,xx,xx,xx
200 PORT command successful.
> TYPE A
200 Type set to A.
> NLST *
150 Opening ASCII mode data connection for file list.
425 Can't open data connection.
]

[{"Product":{"code":"SS3JSW","label":"IBM Sterling B2B Integrator"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Adapters","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All","Edition":"All Editions","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Document Information

Modified date:
25 February 2019

UID

swg21638982