FTP 202 Command Superfluous vs 220 Service Ready
Both FTP 202 (Command Superfluous) and 220 (Service Ready) belong to the 2xx Positive Completion category. 202 indicates that the command is not implemented but is recognized as superfluous. The server acknowledges the command but it has no effect. Meanwhile, 220 means that service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
Description
The command is not implemented but is recognized as superfluous. The server acknowledges the command but it has no effect.
When You See It
When you send a command the server recognizes but considers unnecessary, such as ALLO on a server that does not require pre-allocation.
How to Fix
No fix needed — the server is telling you the command is not necessary. You can safely ignore this response and continue.
Description
Service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
When You See It
Immediately upon connecting to an FTP server. This is the welcome banner confirming the server is accepting connections.
How to Fix
No fix needed — the server is ready. Proceed with USER and PASS commands to authenticate.
Key Differences
FTP 202: The command is not implemented but is recognized as superfluous. The server acknowledges the command but it has no effect.
FTP 220: Service ready for new user. This is the greeting message sent by the FTP server when a client first connects.
You encounter 202 when when you send a command the server recognizes but considers unnecessary, such as ALLO on a server that does not require pre-allocation.
You encounter 220 when immediately upon connecting to an FTP server. This is the welcome banner confirming the server is accepting connections.
When to Use Which
For 202 (Command Superfluous): No fix needed — the server is telling you the command is not necessary. You can safely ignore this response and continue. For 220 (Service Ready): No fix needed — the server is ready. Proceed with USER and PASS commands to authenticate.