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Elixir Cross Referencer

# $FreeBSD$
#
# This list is taken from RFC 959.
# It probably needs a going over.
#
110 OK		Restart marker reply
120 TEMP	Service ready in a few minutes
125 OK		Data connection already open; transfer starting
150 OK		File status okay; about to open data connection
200 OK		Command okay
202 PROTO	Command not implemented, superfluous at this site
211 INFO	System status, or system help reply
212 INFO	Directory status
213 INFO	File status
214 INFO	Help message
215 INFO	Set system type
220 OK		Service ready for new user
221 OK		Service closing control connection
225 OK		Data connection open; no transfer in progress
226 OK		Requested file action successful
227 OK		Entering Passive Mode
229 OK		Entering Extended Passive Mode
230 OK		User logged in, proceed
250 OK		Requested file action okay, completed
257 OK		File/directory created
331 AUTH	User name okay, need password
332 AUTH	Need account for login
350 OK		Requested file action pending further information
421 DOWN	Service not available, closing control connection
425 NETWORK	Can't open data connection
426 ABORT	Connection closed; transfer aborted
450 UNAVAIL	File unavailable (e.g., file busy)
451 SERVER	Requested action aborted: local error in processing
452 FULL	Insufficient storage space in system
500 PROTO	Syntax error, command unrecognized
501 PROTO	Syntax error in parameters or arguments
502 PROTO	Command not implemented
503 PROTO	Bad sequence of commands
504 PROTO	Command not implemented for that parameter
530 AUTH	Not logged in
532 AUTH	Need account for storing files
535 PROTO	Bug in MediaHawk Video Kernel FTP server
550 UNAVAIL	File unavailable (e.g., file not found, no access)
551 PROTO	Requested action aborted. Page type unknown
552 FULL	Exceeded storage allocation
553 EXISTS	File name not allowed
999 PROTO	Protocol error