| Event Id | 21172 |
| Source | FTP Access Filter |
| Description | The FTP filter failed to parse the allowed FTP commands. Verify that the commands are stored in the correct format. Each command should be no more than 4 characters long, and each command should be separated from the previous one with a space character. |
| Event Information | According to Microsoft Cause: FTP commands were not specified correctly. Resolution: Verify that the commands are specified in the correct format. Each command should be no more than four characters long, and each command should be separated from the previous one with a space character. |
| Reference Links | Event Id:21172 Source Id:FTP Access Filter |
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