我正在尝试恢复一组大型文件的文件传输。双方都在使用 Filezilla。
在客户端，日志显示
Command: TYPE I
Command: TYPE I
Response: 200 Type set to I
Command: PASV
Response: 200 Type set to I
Command: PASV
Response: 227 Entering Passive Mode (74,62,95,113,243,215)
Command: REST 483330080
Response: 227 Entering Passive Mode (74,62,95,113,243,216)
Command: REST 504011792
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.001
Command: PASV
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.002
Command: PASV
Response: 227 Entering Passive Mode (74,62,95,113,243,217)
Command: REST 483330080
Response: 227 Entering Passive Mode (74,62,95,113,243,218)
Command: REST 504011792
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.001
Command: PASV
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.002
Command: PASV
Response: 227 Entering Passive Mode (74,62,95,113,243,219)
Command: REST 483330080
Response: 227 Entering Passive Mode (74,62,95,113,243,220)
Command: REST 504011792
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.003
Command: PASV
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.004
Command: PASV
Response: 227 Entering Passive Mode (74,62,95,113,243,221)
Command: REST 60429777
Response: 227 Entering Passive Mode (74,62,95,113,243,222)
Command: REST 65549620
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.003
Command: PASV
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.004
Command: PASV
Response: 227 Entering Passive Mode (74,62,95,113,243,223)
Command: REST 60429777
Response: 227 Entering Passive Mode (74,62,95,113,243,224)
Command: REST 65549620
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.003
Command: PASV
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.004
Command: PASV
Response: 227 Entering Passive Mode (74,62,95,113,243,225)
Command: REST 60429777
Response: 227 Entering Passive Mode (74,62,95,113,243,226)
Command: REST 65549620
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.005
Command: PASV
Response: 500 Syntax error, command unrecognized.
Status: Starting upload of D:\7-ZipPortable\716 Image.7z.006
Command: PASV
Response: 227 Entering Passive Mode (74,62,95,113,243,227)
Command: REST 0
Response: 227 Entering Passive Mode (74,62,95,113,243,228)
Command: REST 0
Response: 500 Syntax error, command unrecognized.
Command: STOR 716 Image.7z.005
Response: 500 Syntax error, command unrecognized.
Command: STOR 716 Image.7z.006
Response: 150 Connection accepted
Response: 150 Connection accepted
在服务器上，日志显示
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> TYPE I
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 200 Type set to I
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> TYPE I
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 200 Type set to I
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> PASV
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,215)
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> PASV
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,216)
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> RE*T 483330080
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> RE*T 504011792
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> PASV
(000074)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,217)
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> PASV
(000075)6/17/2011 9:24:38 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,218)
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 483330080
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 504011792
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,219)
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,220)
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 483330080
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 504011792
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,221)
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,222)
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 60429777
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 65549620
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,223)
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,224)
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 60429777
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 65549620
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,225)
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,226)
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 60429777
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 65549620
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,227)
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> PASV
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 227 Entering Passive Mode (74,62,95,113,243,228)
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 0
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> RE*T 0
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 500 Syntax error, command unrecognized.
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> STOR 716 Image.7z.005
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> STOR 716 Image.7z.006
(000074)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 150 Connection accepted
(000075)6/17/2011 9:24:39 AM - srchamberlain (75.151.243.41)> 150 Connection accepted
请注意，REST 变成了 RE*T。如果这是某种奇怪的编码问题，那么为什么 STOR 或 PASV 中的 S 会起作用？有人见过这个问题并知道如何纠正吗？
答案1
它是非常可能是防火墙对其不支持的 FTP 命令进行了干扰。（许多消费者防火墙会扫描 FTP 流量以查找 PORT 和 PASV 命令，并相应地调整规则。）
暂时禁用防火墙，或使用带有 TLS（SSL）的安全 FTP。