Not recognizing this CGNAT space results in failed passive transfers and the following error:
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Data peer IP [A.B.C.D] differs from control peer IP [100.x.x.x]: this shouldn't happen, aborting the data connection.
Moderator: Project members
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Data peer IP [A.B.C.D] differs from control peer IP [100.x.x.x]: this shouldn't happen, aborting the data connection.
Code: Select all
2023-10-02T16:00:23.572Z << [FTP Session 15 100.x.x.x] 220-FileZilla Server 1.7.3
2023-10-02T16:00:23.572Z << [FTP Session 15 100.x.x.x] 220 Please visit https://filezilla-project.org/
2023-10-02T16:00:23.650Z >> [FTP Session 15 100.x.x.x] USER myuser
2023-10-02T16:00:23.650Z << [FTP Session 15 100.x.x.x] 331 Please, specify the password.
2023-10-02T16:00:23.728Z >> [FTP Session 15 100.x.x.x] PASS ****
2023-10-02T16:00:23.806Z << [FTP Session 15 100.x.x.x myuser] 230 Login successful.
2023-10-02T16:00:23.900Z >> [FTP Session 15 100.x.x.x myuser] PWD
2023-10-02T16:00:23.900Z << [FTP Session 15 100.x.x.x myuser] 257 "/" is current directory.
2023-10-02T16:00:23.994Z >> [FTP Session 15 100.x.x.x myuser] CWD somedir
2023-10-02T16:00:23.994Z << [FTP Session 15 100.x.x.x myuser] 250 CWD command successful
2023-10-02T16:00:24.088Z >> [FTP Session 15 100.x.x.x myuser] PASV
2023-10-02T16:00:24.088Z << [FTP Session 15 100.x.x.x myuser] 227 Entering Passive Mode (1,2,3,4,195,234)
2023-10-02T16:00:24.228Z !! [FTP Session 15 100.x.x.x myuser] Data peer IP [9.8.7.6] differs from control peer IP [100.x.x.x]: this shouldn't happen, aborting the data connection.
2023-10-02T16:00:24.244Z >> [FTP Session 15 100.x.x.x myuser] TYPE I
2023-10-02T16:00:24.244Z << [FTP Session 15 100.x.x.x myuser] 200 Type set to I
2023-10-02T16:00:24.322Z >> [FTP Session 15 100.x.x.x myuser] SIZE somefile.ext
2023-10-02T16:00:24.322Z << [FTP Session 15 100.x.x.x myuser] 213 2015
2023-10-02T16:00:24.385Z >> [FTP Session 15 100.x.x.x myuser] RETR somefile.ext
2023-10-02T16:00:24.385Z << [FTP Session 15 100.x.x.x myuser] 425 Unable to build data connection: EINVAL - Invalid argument passed
2023-10-02T16:00:24.463Z >> [FTP Session 15 100.x.x.x myuser] QUIT
2023-10-02T16:00:24.463Z << [FTP Session 15 100.x.x.x myuser] 221 Goodbye.