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 "="). ÖØÐÂÆô¶¯±êÖ¾»ØÓ¦¡£ÕâÖÖÇé¿öÏ£¬ÐÅÏ¢ÊǾ«È·µÄ²¢ÇÒ²»ÓÃÌØ±ðµÄ´¦Àí£»¿ÉÒÔÕâÑù¿´£º±ê¼Ç yyyy = mmm ÖÐ yyyyÊÇ Óû§½ø³ÌÊý¾ÝÁ÷±ê¼Ç£¬mmmmÊÇ·þÎñÆ÷¶ËÏàÓ¦µÄ±ê¼Ç£¨×¢ÒâÔÚ±ê¼ÇºÍµÈºÅ¼äµÄ¿Õ¸ñ£©
120 Service ready in nnn minutes. ·þÎñÔÚNNNʱ¼äÄÚ¿ÉÓÃ
125 Data connection already open; transfer starting. Êý¾ÝÁ¬½ÓÒѾ´ò¿ª£¬¿ªÊ¼´«ËÍÊý¾Ý.
150 File status okay; about to open data connection. Îļþ״̬ÕýÈ·£¬ÕýÔÚ´ò¿ªÊý¾ÝÁ¬½Ó.
200 Command okay. ÃüÁîÖ´ÐÐÕý³£½áÊø.
202 Command not implemented, superfluous at this site. ÃüÁîδ±»Ö´ÐУ¬´ËÕ¾µã²»Ö§³Ö´ËÃüÁî.
211 System status, or system help reply. ϵͳ״̬»òϵͳ°ïÖúÐÅÏ¢»ØÓ¦.
212 Directory status. Ŀ¼״̬ÐÅÏ¢.
213 File status. Îļþ״̬ÐÅÏ¢.
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. °ïÖúÐÅÏ¢¡£¹ØÓÚÈçºÎʹÓñ¾·þÎñÆ÷»òÌØÊâµÄ·Ç±ê×¼ÃüÁî¡£´Ë»Ø¸´Ö»¶ÔÈËÓÐÓá£
215 NAME system type. Where NAME is an official system name from the list in the Assigned Numbers document. NAMEϵͳÀàÐÍ¡£
220 Service ready for new user. ÐÂÁ¬½ÓµÄÓû§µÄ·þÎñÒѾÍÐ÷
221 Service closing control connection. ¿ØÖÆÁ¬½Ó¹Ø±Õ
225 Data connection open; no transfer in progress. Êý¾ÝÁ¬½ÓÒÑ´ò¿ª£¬Ã»ÓнøÐÐÖеÄÊý¾Ý´«ËÍ
226 Closing data connection. Requested file action successful (for example, file transfer or file abort). ÕýÔڹرÕÊý¾ÝÁ¬½Ó¡£ÇëÇóÎļþ¶¯×÷³É¹¦½áÊø£¨ÀýÈ磬Îļþ´«ËÍ»òÖÕÖ¹£©
227 Entering Passive Mode (h1,h2,h3,h4,p1,p2). ½øÈë±»¶¯Ä£Ê½
230 User logged in, proceed. Logged out if appropriate. Óû§ÒѵÇÈë¡£ Èç¹û²»ÐèÒª¿ÉÒԵdzö¡£
250 Requested file action okay, completed. ±»ÇëÇóÎļþ²Ù×÷³É¹¦Íê³É
257 "PATHNAME" created. ·¾¶Òѽ¨Á¢
331 User name okay, need password. Óû§Ãû´æÔÚ£¬ÐèÒªÊäÈëÃÜÂë
332 Need account for login. ÐèÒªµÇ½µÄÕË»§
350 Requested file action pending further information ¶Ô±»ÇëÇóÎļþµÄ²Ù×÷ÐèÒª½øÒ»²½¸ü¶àµÄÐÅÏ¢
421 Service not available, closing control connection.This may be a reply to any command if the service knows it must shut down. ·þÎñ²»¿ÉÓ㬿ØÖÆÁ¬½Ó¹Ø±Õ¡£Õâ¿ÉÄÜÊǶÔÈκÎÃüÁîµÄ»ØÓ¦£¬Èç¹û·þÎñÈÏΪËü±ØÐë¹Ø±Õ
425 Can't open data connection. ´ò¿ªÊý¾ÝÁ¬½Óʧ°Ü
426 Connection closed; transfer aborted. Á¬½Ó¹Ø±Õ£¬´«ËÍÖÐÖ¹¡£
450 Requested file action not taken. ¶Ô±»ÇëÇóÎļþµÄ²Ù×÷δ±»Ö´ÐÐ
451 Requested action aborted. Local error in processing. ÇëÇóµÄ²Ù×÷ÖÐÖ¹¡£´¦ÀíÖз¢Éú±¾µØ´íÎó¡£
452 Requested action not taken. Insufficient storage space in system.File unavailable (e.g., file busy). ÇëÇóµÄ²Ù×÷ûÓб»Ö´ÐС£ ϵͳ´æ´¢¿Õ¼ä²»×ã¡£ Îļþ²»¿ÉÓÃ
500 Syntax error, command unrecognized. This may include errors such as command line too long. Óï·¨´íÎ󣬲»¿Éʶ±ðµÄÃüÁî¡£ Õâ¿ÉÄÜÊÇÃüÁîÐйý³¤¡£
501 Syntax error in parameters or arguments. ²ÎÊý´íÎóµ¼ÖµÄÓï·¨´íÎó
502 Command not implemented. ÃüÁîδ±»Ö´ÐÐ
503 Bad sequence of commands. ÃüÁîµÄ´ÎÐò´íÎó¡£
504 Command not implemented for that parameter. ÓÉÓÚ²ÎÊý´íÎó£¬ÃüÁîδ±»Ö´ÐÐ
530 Not logged in. ûÓеǼ

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