FTP 120 Service Ready Soon vs 350 File Action Pending
FTP 120 (Service Ready Soon) is a 1xx Positive Preliminary response, while 350 (File Action Pending) is a 3xx Positive Intermediate 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, 350 means that requested file action pending further information. The server has accepted the first part of a two-step command and is waiting for the follow-up.
説明
The service will be ready in a certain number of minutes. The server is not yet available but expects to be shortly.
このコードが表示される場合
When connecting to an FTP server that is starting up or temporarily busy with maintenance tasks.
解決方法
Wait the indicated number of minutes and try connecting again. If the server never becomes ready, contact the server administrator.
説明
Requested file action pending further information. The server has accepted the first part of a two-step command and is waiting for the follow-up.
このコードが表示される場合
After issuing RNFR (rename from) to specify which file to rename. The server is waiting for the RNTO (rename to) command.
解決方法
Send the follow-up command immediately — typically RNTO after RNFR, or REST followed by RETR for resumed transfers.
主な違い
120 is a 1xx Positive Preliminary response, while 350 is a 3xx Positive Intermediate 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 350: Requested file action pending further information. The server has accepted the first part of a two-step command and is waiting for the follow-up.
You encounter 120 when when connecting to an FTP server that is starting up or temporarily busy with maintenance tasks.
You encounter 350 when after issuing RNFR (rename from) to specify which file to rename. The server is waiting for the RNTO (rename to) command.
どちらをいつ使うか
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 350 (File Action Pending): Send the follow-up command immediately — typically RNTO after RNFR, or REST followed by RETR for resumed transfers.