Technology Updates

• 110#Restart marker reply. In this case, the text is exact and not left to the particular implementation; it must read: MARK yyyy = mmmm where yyyy is User-process data stream marker, and mmmm server’s equivalent marker (note the spaces between markers and “=”).
• 120#Service ready in nnn minutes.
• 125#Data connection already open; transfer starting.
• 150#File status okay; about to open data connection.
• 200#Command okay.
• 202#Command not implemented, superfluous at this site.
• 211#System status, or system help reply.
• 212#Directory status.
• 213#File status.
• 214#Help message.On how to use the server or the meaning of a particular non-standard command. This reply is useful only to the human user.
• 215#NAME system type. Where NAME is an official system name from the list in the Assigned Numbers document.
• 220#Service ready for new user.
• 221#Service closing control connection.
• 225#Data connection open; no transfer in progress.
• 226#Closing data connection. Requested file action successful (for example, file transfer or file abort).
• 227#Entering Passive Mode (h1,h2,h3,h4,p1,p2).
• 230#User logged in, proceed. Logged out if appropriate.
• 250#Requested file action okay, completed.
• 257#“PATHNAME” created.
• 331#User name okay, need password.
• 332#Need account for login.
• 350#Requested file action pending further information
• 421#Service not available, closing control connection.This may be a reply to any command if the service knows it must shut down.
• 425#Can’t open data connection.
• 426#Connection closed; transfer aborted.
• 450#Requested file action not taken.
• 451#Requested action aborted. Local error in processing.
• 452#Requested action not taken. Insufficient storage space in system.File unavailable (e.g., file busy).
• 500#Syntax error, command unrecognized. This may include errors such as command line too long.
• 501#Syntax error in parameters or arguments.
• 502#Command not implemented.
• 503#Bad sequence of commands.
• 504#Command not implemented for that parameter.
• 530#Not logged in.
• 532#Need account for storing files.
• 550#Requested action not taken. File unavailable (e.g., file not found, no access).
• 551#Requested action aborted. Page type unknown.
• 552#Requested file action aborted. Exceeded storage allocation (for current directory or dataset).
• 553#Requested action not taken. File name not allowed.

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