POP3
连接服务器
c: telnet pop.sohu.com 110
s: +OK POP3 ready
输入用户名
c: USER ***
s: +OK
输入密码
c: PASS ***
s: +OK Authentication Succeeded
查看总状态
c : STAT
s: +OK 4 15068
注：4表示邮件总数，15068表示邮件总大小
列出每封邮件状态
c: LIST
s:
+OK
1 1562
2 1673
3 6443
4 5390
查看邮件ID
c: UIDL
s:
1 170706.b69c11dd8708421b9dc05d47a5c589ef
2 161026.6464e0423ec84bc1aa8f8841e703835a
3 1438906152.V820I8ed722e9M636269.mx174.mail.sohu.com
4 welcome.0.eml
注： 前面数字表示邮件序号，后面的字符串表示邮件的id
根据序号查邮件id
c: UIDL 1
s: +OK 1 170706.b69c11dd8708421b9dc05d47a5c589ef
查看信头
c: TOP 1 0
s:
+OK
Return-Path: <saymagic@sohu.com>
X-Original-To: saymagic@sohu.com
Delivered-To: saymagic@sohu.com
Received: from websmtp.sohu.com (unknown [10.16.57.141])
by mx205.mail.sohu.com (Postfix) with ESMTP id 5CF4BDC022B
for <saymagic@sohu.com>; Thu, 6 Jul 2017 17:45:31 +0800 (CST)
Received: from mx205.mail.sohu.com (unknown [10.16.22.120])
by websmtp.sohu.com (Postfix) with ESMTP id 4659544A21
for <saymagic@sohu.com>; Thu, 6 Jul 2017 17:45:31 +0800 (CST)
Received: from 41899455a386 (unknown [10.16.29.37])
by mx205.mail.sohu.com (Postfix) with ESMTP id 384DEDC022B
for <saymagic@sohu.com>; Thu, 6 Jul 2017 17:45:31 +0800 (CST)
Date: Thu, 6 Jul 2017 17:45:31 +0800 (CST)
From: saymagic <saymagic@sohu.com>
To: saymagic <saymagic@sohu.com>
Message-ID: <1499334331.74d440d1c57847e6b09eb263e515e774.saymagic@sohu.com>
Subject: sdsd
MIME-Version: 1.0
Content-Type: multipart/mixed;
boundary="----=_Part_485_1065173654.1499334331190"
X-Sohu-DeliverStatus: <1499334331.74d440d1c57847e6b09eb263e515e774.saymagic@sohu.com>
X-SHIP: 123.58.160.131
X-Sohu-Gateway: 1
X-Sohu-Antispam-Language: 0
X-Sohu-Antispam-Score: 10.0249998271
.
注： 1表示邮件序列号，0表示需要返回正文的行数（适合做摘要）
查看完整mime
c : RETR 1
S:
+OK
Return-Path: <saymagic@sohu.com>
X-Original-To: saymagic@sohu.com
Delivered-To: saymagic@sohu.com
Received: from websmtp.sohu.com (unknown [10.16.57.141])
by mx205.mail.sohu.com (Postfix) with ESMTP id 5CF4BDC022B
for <saymagic@sohu.com>; Thu, 6 Jul 2017 17:45:31 +0800 (CST)
Received: from mx205.mail.sohu.com (unknown [10.16.22.120])
by websmtp.sohu.com (Postfix) with ESMTP id 4659544A21
for <saymagic@sohu.com>; Thu, 6 Jul 2017 17:45:31 +0800 (CST)
Received: from 41899455a386 (unknown [10.16.29.37])
by mx205.mail.sohu.com (Postfix) with ESMTP id 384DEDC022B
for <saymagic@sohu.com>; Thu, 6 Jul 2017 17:45:31 +0800 (CST)
Date: Thu, 6 Jul 2017 17:45:31 +0800 (CST)
From: saymagic <saymagic@sohu.com>
To: saymagic <saymagic@sohu.com>
Message-ID: <1499334331.74d440d1c57847e6b09eb263e515e774.saymagic@sohu.com>
Subject: sdsd
MIME-Version: 1.0
Content-Type: multipart/mixed;
boundary="----=_Part_485_1065173654.1499334331190"
X-Sohu-DeliverStatus: <1499334331.74d440d1c57847e6b09eb263e515e774.saymagic@sohu.com>
X-SHIP: 123.58.160.131
X-Sohu-Gateway: 1
X-Sohu-Antispam-Language: 0
X-Sohu-Antispam-Score: 10.0249998271
------=_Part_485_1065173654.1499334331190
Content-Type: text/html;charset=utf-8
Content-Transfer-Encoding: base64
PHA+c2RzZGFzZGFzZHNkc2Q8L3A+PGJyLz48YnIvPjxici8+PGRpdj48YSBocmVmPSIvL3Njb3Jl
Lm1haWwuc29odS5jb20vP3JlZj1tYWlsX3RhaWxhZCI+PGltZyAgYm9yZGVyPSIwIiBzcmM9Ii8v
YWQubWFpbC5zb2h1LmNvbS9tYWlsL2ltYWdlcy9zY29yZV9hZF9mb290MV83NTB4NzkucG5nIi8+
IDwvYT48L2Rpdj4NCjxici8+PGJyLz48YnIvPgo=
------=_Part_485_1065173654.1499334331190--
.
保持连接
c: NOOP
s: +OK NOOP
退出
c : QUIT
s : +OK byebye!
RFC文档：https://tools.ietf.org/html/rfc1939
SMTP
构建连接
c: telnet smtp.sohu.com 25
ECLO
c: EHLO smtp.sohu.com
s:
250-zw_71_47
250-AUTH PLAIN LOGIN
250 STARTTLS
开始登录
c: AUTH LOGIN
s:
334 VXNlcm5hbWU6
输入用户名
c: ***
s:
334 UGFzc3dvcmQ6
注：用户名需base64编码
输入密码
c：***
s:
235 2.0.0 OK
注：密码需base64编码
邮件发送方：
c: MAIL FROM:<saymagic@sohu.com>
s: 250 2.1.0 Ok
邮件接收方
c: RCPT TO:<saymagic@sohu.com>
s: 250 2.1.5 Ok
开始发送正文
c: DATA
s:
354 End data with <CR><LF>.<CR><LF>
发送正文
c:
TO: saymagic@sohu.com
FROM: saymagic@sohu.com
SUBJECT: test by telnet/smtp
test, just a test.
.
s:
250 2.0.0 Ok: queued as 3x3fd25ZGgzHr0hc
RFC地址：https://tools.ietf.org/html/rfc821
IMAP4
构建连接
c: telnet smtp.sohu.com 143
s:
Trying 220.181.90.34...
Connected to smtp.sohu.com.o.sohu.com.
Escape character is '^]'.
* OK IMAP4 ready
查看服务器支持的指令
c: a CAPABILITY
s:
* CAPABILITY IMAP4 IMAP4rev1 UIDPLUS IDLE AUTH=PLAIN STARTTLS
a OK completed
登录
c : a LOGIN username pass
s: a OK LOGIN completed
查看所有文件夹
c: a LIST "" "*"
s:
* LIST (\HasNoChildren \Trash) "/" "&XfJSIJZkkK5O9g-"
* LIST (\HasNoChildren \Junk) "/" "&V4NXPpCuTvY-"
* LIST (\HasNoChildren) "/" "INBOX"
* LIST (\HasNoChildren \Drafts) "/" "&g0l6P3ux-"
* LIST (\HasNoChildren \Sent) "/" "&XfJT0ZABkK5O9g-"
a OK LIST completed
查看信箱状态
c: a STATUS INBOX (MESSAGES UNSEEN RECENT)
s:
* STATUS "INBOX" (MESSAGES 1584 RECENT 3 UNSEEN 3)
a OK STATUS completed
选中信箱
c: a SELECT INBOX
s:
* 3 RECENT
* OK [UIDVALIDITY 1] UIDs valid
* FLAGS (\Answered \Seen \Deleted \Draft \Flagged)
* OK [PERMANENTFLAGS (\Answered \Seen \Deleted \Draft \Flagged)] Limited
a OK [READ-WRITE] SELECT completed
查看信箱内邮件数量
c: a SEARCH *
s:
* SEARCH 1584
a OK SEARCH completed
查看总邮件数量
c: a UID SEARCH *
s:
* SEARCH 1410797707
a OK SEARCH completed
注： IMAP 中包含Message Sequence Number与UID两种id概念，Message Sequence Number表示的是邮件在信箱中的id，可能发生变化（删除）。UID是邮件在该帐号下的全局ID，即使删除，服务器也应保证该id不发生变化。因此，对于SEARCH、FETCH 、STORE等命令都对应额外的UID SEARCH、UID FETCH、UID STORE 命令用来根据全局id操作邮件。后续命令都直接使用SEARCH等命令来做演示。
查看信头
c: a FETCH 1 BODY[HEADER]
s:
* 1 FETCH (BODY[HEADER] {360}
From: webmaster@sohu.com
Content-Disposition: inline
Content-Transfer-Encoding: base64
Mime-Version: 1.0
To: saymagic@sohu.com
Date: Fri, 07 Aug 2015 00:07:30 -0000
Message-Id: <20150807000730.29200.45787@mx174.mail.sohu.com>
Content-Type: text/html; charset="utf-8"
Subject: =?utf-8?b?5qyi6L+O5oKo6L+b5YWl5paw54mI5pCc54uQ6Zeq55S16YKu566x77yBDQo=?=
)
A OK FETCH completed
查看正文
c : a FETCH 1 BODY[TEXT]
s:
* 1 FETCH (BODY[TEXT] {5120}
PCFET0NUWVBFIGh0bWwgUFVCTElDICItLy9XM0MvL0RURCBYSFRNTCAxLjAgVHJhbnNpdGlvbmFs
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Zz0iMCIgY2VsbHNwYWNpbmc9IjMiIGJnY29sb3I9IiNlNGYyZmEiPgogIDx0cj4KICAgIDx0ZCA+
PHRhYmxlIHdpZHRoPSI2MTAiIGJvcmRlcj0iMCIgYWxpZ249ImNlbnRlciIgY2VsbHBhZGRpbmc9
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b2xpZCAjOTViZWQ3O2ZvbnQtZmFtaWx5OuWui+S9kztjb2xvcjojNGM0YzRjOyI+CiAgICAgIDx0
cj4KICAgICAgICA8dGQgaGVpZ2h0PSI4OCIgdmFsaWduPSJ0b3AiIGJnY29sb3I9ImVhZWZmNCI+
PGltZyBzcmM9Imh0dHA6Ly9qcy5zb2h1LmNvbS9tYWlsL3dlbGNvbWUvaW1hZ2VzL3RvcDEuanBn
IiAvPjwvdGQ+CiAgICAgIDwvdHI+CiAgICAgIDx0cj4KICAgICAgICA8dGQgdmFsaWduPSJ0b3Ai
IHN0eWxlPSJmb250LXNpemU6MTRweDtsaW5lLWhlaWdodDoyM3B4O3BhZGRpbmc6MzBweCA1MHB4
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kOS+m+abtOW/q+OAgeabtOWuieWFqOOAgeabtOaZuuiDveeahOacjeWKoeOAgjwvdGQ+CiAgICAg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lofmkJzntKI8L3N0cm9uZz7lip/og73vvIzmgqjlj6/ku6Xlr7nlj5Hku7bkurrjgIHpgq7ku7bm
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vIzmkJzntKLnu5Pmnpzlrp7ml7blh4bnoa7jgII8L3RkPgogICAgICAgICAgICAgIDwvdHI+CiAg
ICAgICAgICAgICAgPHRyPgogICAgICAgICAgICAgICAgPHRkPjxpbWcgc3JjPSJodHRwOi8vanMu
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aHQ9Ijg3IiAvPjwvdGQ+CiAgICAgICAgICAgICAgICA8dGQ+5L6/5o2355qE5LiA566x5aSa6YKu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)
A OK FETCH completed
查看完整mime
c: a FETCH 1 BODY[]
s:
* 1 FETCH (BODY[] {5466}
Content-Type: text/html; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: base64
From: webmaster@sohu.com
To: saymagic@sohu.com
Date: Fri, 07 Aug 2015 00:07:30 -0000
Subject: =?utf-8?b?5qyi6L+O5oKo6L+b5YWl5paw54mI5pCc54uQ?=
=?utf-8?b?6Zeq55S16YKu566x77yBDQo=?=
Message-ID: <20150807000730.29200.45787@mx174.mail.sohu.com>
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Zz0iMCIgY2VsbHNwYWNpbmc9IjMiIGJnY29sb3I9IiNlNGYyZmEiPgogIDx0cj4KICAgIDx0ZCA+
PHRhYmxlIHdpZHRoPSI2MTAiIGJvcmRlcj0iMCIgYWxpZ249ImNlbnRlciIgY2VsbHBhZGRpbmc9
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b2xpZCAjOTViZWQ3O2ZvbnQtZmFtaWx5OuWui+S9kztjb2xvcjojNGM0YzRjOyI+CiAgICAgIDx0
cj4KICAgICAgICA8dGQgaGVpZ2h0PSI4OCIgdmFsaWduPSJ0b3AiIGJnY29sb3I9ImVhZWZmNCI+
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IiAvPjwvdGQ+CiAgICAgIDwvdHI+CiAgICAgIDx0cj4KICAgICAgICA8dGQgdmFsaWduPSJ0b3Ai
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vJpzYXltYWdpY0Bzb2h1LmNvbTwvdGQ+CiAgICAgICAgICA8L3RyPgogICAgICAgICAgPHRyPgog
ICAgICAgICAgICA8dGQ+44CA44CA5qyi6L+O5oKo6L+b5YWl5pCc54uQ6Zeq55S16YKu566x77yB
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)
A OK FETCH completed
标为为读
c: a STORE 1 -FLAGS \Seen
s:
* 1 FETCH (FLAGS (\Recent))
a OK STORE completed
注：标为未读、标为红旗、删除都属于邮件的flag，都使用STORE命令来触发，所有flag整理如下：
- \Seen 已读
- \Answered 是否被回复
- \Flagged 红旗
- \Deleted 删除，后续执行EXPUNGE命令可被彻底删除
- \Draft 草稿
- \Recent 自从上次信箱被选中后新到来的邮件
Message Sequence Number转UID
c: a UID SEARCH 1000
s:
* SEARCH 1410797122
a OK SEARCH completed
UID 转Message Sequence Number
c：a SEARCH UID 1410797122
s:
* SEARCH 1000
a OK SEARCH completed
创建文件夹
c:
a CREATE MAGIC
s:
a OK mailbox created
重命名文件夹
c:
a RENAME MAGIC MAGIC_ONCE
s:
a OK mailbox renamed
删除文件夹
c:
a DELETE MAGIC_ONCE
s:
a OK mailbox deleted
