Chinaunix首页 | 论坛 | 博客
  • 博客访问: 173044
  • 博文数量: 47
  • 博客积分: 3053
  • 博客等级: 少校
  • 技术积分: 451
  • 用 户 组: 普通用户
  • 注册时间: 2007-06-01 04:33
个人简介

malware/APT detection, silicon valley, entrepreneur, CTO, start-up operation, team build, Nanjing/Beijing, if you want to do creative things, join the adventure.

文章分类

全部博文(47)

分类: 系统运维

2009-09-02 05:19:35

SMTP reply codes

See for the basic specification of SMTP; see also for important additional information.

See and for information about enhanced status codes.

Check the for further mail-related RFCs.

Reply codes in numerical order
Code Meaning
200 (nonstandard success response, see rfc876)
211 System status, or system help reply
214 Help message
220 Service ready
221 Service closing transmission channel
250 Requested mail action okay, completed
251 User not local; will forward to
354 Start mail input; end with .
421 Service not available, closing transmission channel
450 Requested mail action not taken: mailbox unavailable
451 Requested action aborted: local error in processing
452 Requested action not taken: insufficient system storage
500 Syntax error, command unrecognised
501 Syntax error in parameters or arguments
502 Command not implemented
503 Bad sequence of commands
504 Command parameter not implemented
521 does not accept mail (see rfc1846)
530 Access denied (???a Sendmailism)
550 Requested action not taken: mailbox unavailable
551 User not local; please try
552 Requested mail action aborted: exceeded storage allocation
553 Requested action not taken: mailbox name not allowed
554 Transaction failed
Reply codes grouped by command
Command Code Description

220 Service ready

421 Service not available, closing transmission channel

250Requested mail action okay, completed

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

504Command parameter not implemented

521 does not accept mail [rfc1846]

421 Service not available, closing transmission channel

250Requested mail action okay, completed

550Not implemented

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

504Command parameter not implemented

421 Service not available, closing transmission channel

250Requested mail action okay, completed

552Requested mail action aborted: exceeded storage allocation

451Requested action aborted: local error in processing

452Requested action not taken: insufficient system storage

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

421 Service not available, closing transmission channel

250Requested mail action okay, completed

251User not local; will forward to

550Requested action not taken: mailbox unavailable

551User not local; please try

552Requested mail action aborted: exceeded storage allocation

553Requested action not taken: mailbox name not allowed

450Requested mail action not taken: mailbox unavailable

451Requested action aborted: local error in processing

452Requested action not taken: insufficient system storage

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

503Bad sequence of commands

521 does not accept mail [rfc1846]

421 Service not available, closing transmission channel

354Start mail input; end with .

451Requested action aborted: local error in processing

554Transaction failed

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

503Bad sequence of commands

421 Service not available, closing transmission channel
received data

250Requested mail action okay, completed

552Requested mail action aborted: exceeded storage allocation

554Transaction failed

451Requested action aborted: local error in processing

452Requested action not taken: insufficient system storage

200(nonstandard success response, see rfc876)

250Requested mail action okay, completed

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

504Command parameter not implemented

421 Service not available, closing transmission channel

250Requested mail action okay, completed

552Requested mail action aborted: exceeded storage allocation

451Requested action aborted: local error in processing

452Requested action not taken: insufficient system storage

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

502Command not implemented

421 Service not available, closing transmission channel

250Requested mail action okay, completed

552Requested mail action aborted: exceeded storage allocation

451Requested action aborted: local error in processing

452Requested action not taken: insufficient system storage

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

502Command not implemented

421 Service not available, closing transmission channel

250Requested mail action okay, completed

552Requested mail action aborted: exceeded storage allocation

451Requested action aborted: local error in processing

452Requested action not taken: insufficient system storage

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

502Command not implemented

421 Service not available, closing transmission channel

250Requested mail action okay, completed

251User not local; will forward to

550Requested action not taken: mailbox unavailable

551User not local; please try

553Requested action not taken: mailbox name not allowed

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

502Command not implemented

504Command parameter not implemented

421 Service not available, closing transmission channel

250Requested mail action okay, completed

550Requested action not taken: mailbox unavailable

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

502Command not implemented

504Command parameter not implemented

421 Service not available, closing transmission channel

211System status, or system help reply

214Help message

500Syntax error, command unrecognised

501Syntax error in parameters or arguments

502Command not implemented

504Command parameter not implemented

421 Service not available, closing transmission channel

200(nonstandard success response, see rfc876)

250Requested mail action okay, completed

500Syntax error, command unrecognised

421 Service not available, closing transmission channel

221 Service closing transmission channel

500Syntax error, command unrecognised

250Requested mail action okay, completed

502Command not implemented

500Syntax error, command unrecognised

503Bad sequence of commands

阅读(1765) | 评论(0) | 转发(0) |
给主人留下些什么吧!~~