FTP Reply Codes

Three-digit reply codes returned by FTP servers. The first digit indicates success, failure, or an intermediate state; the second indicates the category.

57 codes

• 110 Restart Marker Reply
• 120 Service Ready Shortly
• 125 Data Connection Open
• 150 File Status OK
• 200 Command OK
• 202 Command Not Implemented
• 211 System Status
• 212 Directory Status
• 213 File Status
• 214 Help Message
• 215 System Type
• 220 Service Ready
• 221 Service Closing Control Connection
• 225 Data Connection Open
• 226 Closing Data Connection
• 227 Entering Passive Mode
• 228 Entering Long Passive Mode
• 229 Entering Extended Passive Mode
• 230 User Logged In
• 231 User Logged Out
• 232 Logout Command Noted
• 234 Auth Mechanism Accepted
• 235 Security Data Exchange Complete
• 250 Requested File Action OK
• 257 Pathname Created
• 331 Username OK, Need Password
• 332 Need Account for Login
• 334 Security Mechanism OK
• 335 Security Data Needed
• 350 Pending Further Information
• 421 Service Not Available
• 425 Cannot Open Data Connection
• 426 Connection Closed, Transfer Aborted
• 430 Invalid Username or Password
• 431 Need Unavailable Resource
• 434 Requested Host Unavailable
• 450 File Action Not Taken
• 451 Local Error in Processing
• 452 Insufficient Storage Space
• 500 Syntax Error
• 501 Syntax Error in Parameters
• 502 Command Not Implemented
• 503 Bad Command Sequence
• 504 Command Parameter Not Implemented
• 521 Data Connection Already Open
• 522 Network Protocol Not Supported
• 530 Not Logged In
• 532 Need Account for Storing Files
• 533 Command Protection Level Denied
• 534 Request Denied for Policy Reasons
• 535 Failed Security Check
• 536 Unsupported Data Channel Protection Level
• 537 Command Protection Level Not Compliant
• 550 File Unavailable
• 551 Requested Page Type Unknown
• 552 Exceeded Storage Allocation
• 553 File Name Not Allowed