500 Illegal PORT command.

Remark : ftp passive 로 명령어 전송시 에러 해결


$ ftp 111.***.***.*** 54321
Connected to 11.***.***.***.
220 (vsFTPd 3.0.2)
Name (11.***.***.***:root): user
331 Please specify the password.
Password:
230 Login successful.
Remote system type is UNIX.
Using binary mode to transfer files.
ftp> ls
500 Illegal PORT command.
ftp: bind: Address already in use

$ ftp 111.***.***.*** 54321

Connected to 11.***.***.***.

220 (vsFTPd 3.0.2)

Name (11.***.***.***:root): user

331 Please specify the password.

Password:

230 Login successful.

Remote system type is UNIX.

Using binary mode to transfer files.

ftp> ls

500 Illegal PORT command.

ftp: bind: Address already in use

Solution : pass


ftp> pass
Passive mode on.
ftp> ls
227 Entering Passive Mode (***,***,***,***,***,103).
150 Here comes the directory listing.
drwx------   25 ftp      ftp          4096 Mar 16  2021 AAAA
drwx------    3 ftp      ftp          4096 Nov 03 11:40 BBBB
-rw-------    1 ftp      ftp         39571 Nov 08 01:26 CCCC.png
drwx------    6 ftp      ftp          4096 Oct 10 06:30 DDDD
-rwxr-xr-x    1 ftp      ftp           100 Jul 04 05:12 FFFF.php
226 Directory send OK.

ftp> pass

Passive mode on.

ftp> ls

227 Entering Passive Mode (***,***,***,***,***,103).

150 Here comes the directory listing.

drwx------ 25 ftp ftp 4096 Mar 16 2021 AAAA

drwx------ 3 ftp ftp 4096 Nov 03 11:40 BBBB

-rw------- 1 ftp ftp 39571 Nov 08 01:26 CCCC.png

drwx------ 6 ftp ftp 4096 Oct 10 06:30 DDDD

-rwxr-xr-x 1 ftp ftp 100 Jul 04 05:12 FFFF.php

226 Directory send OK.