FTP 120 Service Ready Soon vs 502 Command Not Implemented
FTP 120 (Service Ready Soon) is a 1xx Positive Preliminary response, while 502 (Command Not Implemented) is a 5xx Permanent Negative response. 120 indicates that the service will be ready in a certain number of minutes. The server is not yet available but expects to be shortly. In contrast, 502 means that command not implemented. The server recognizes the command but does not support it in its current configuration.
Açıklama
The service will be ready in a certain number of minutes. The server is not yet available but expects to be shortly.
Gördüğünüzde
When connecting to an FTP server that is starting up or temporarily busy with maintenance tasks.
Nasıl Düzeltilir
Wait the indicated number of minutes and try connecting again. If the server never becomes ready, contact the server administrator.
Açıklama
Command not implemented. The server recognizes the command but does not support it in its current configuration.
Gördüğünüzde
When you use a valid FTP command that this particular server has not implemented, such as SITE or SMNT.
Nasıl Düzeltilir
Use an alternative command or approach. Check the server's FEAT response or HELP output to see which commands are actually supported.
Temel Farklar
120 is a 1xx Positive Preliminary response, while 502 is a 5xx Permanent Negative response.
FTP 120: The service will be ready in a certain number of minutes. The server is not yet available but expects to be shortly.
FTP 502: Command not implemented. The server recognizes the command but does not support it in its current configuration.
You encounter 120 when when connecting to an FTP server that is starting up or temporarily busy with maintenance tasks.
You encounter 502 when when you use a valid FTP command that this particular server has not implemented, such as SITE or SMNT.
Hangisini Ne Zaman Kullanmalı
For 120 (Service Ready Soon): Wait the indicated number of minutes and try connecting again. If the server never becomes ready, contact the server administrator. For 502 (Command Not Implemented): Use an alternative command or approach. Check the server's FEAT response or HELP output to see which commands are actually supported.