Investigation and analysis of missing file paths uploaded to the FTP server through the FTP protocol

1. Upload the file to FTP through the FTP protocol Server, the file path is: 455BA786A7E62DD5CF24F3D6BB32C26C\Source\ft P\2021\9\16\B9CF2265-736A-4DF8-B02B-215B91AD4E3E.mp4. But the actual path in the FTP server is:\Source\FTP\2021\9\16\B9CF2265-736A-4DF8-B02B-215B91AD4E3E.mp4 . Missing path: 455BA786A7E62DD5CF24F3D6BB32C26C. as shown in Figure 1

Figure 1

2. In the FTP client software FlashFXP, create a new directory in the root directory: 11, report an error: MKD 11 550 Create Directory Operation Failed. as shown in Figure 2

Figure 2

3. Create a new directory under the directory: \source: 11, success: mkd /source/11 257 “/source/11” created. as shown in Figure 3

Figure 3

4. Re-adjust the permissions of the FTP account. The highest permission given to its root directory: / 777 . Only the directory before discovery: /source has 777 permissions.

5. Upload the file to FTP through the FTP protocol Server, the file path is: 455BA786A7E62DD5CF24F3D6BB32C26C\Source\ft P\2021\9\16\1EC9DEF7-3C74-4C3A-8CB2-C146D5380531.mp4 . It already exists in the FTP server and is in line with expectations. as shown in Figure 4

Figure 4