花了很长时间才将linux kernel邮件列表订阅成功，与大家分享
简单的方法附在最后，前面的方法不知道为什么不成功
使用163，sina，qq，hotmail邮箱均失败
方法
1 用邮箱向majordomo@vger.kernel.org发送邮件，邮件内容如下：
subscribe linux-kernel
2 按理应该返回一个确认码，但是总是返回错误信息
错误信息如下（发信息是用纯文本或者其他格式都试过了，都不行，不知道其它人有没有遇到这种情况）
1
--
>>>> c3Vic2NyaWJlIGxpbnV4LWtlcm5lbA==
**** Command 'c3vic2nyawjligxpbnv4lwtlcm5lba==' not recognized.
>>>>
**** No valid commands found.
**** Commands must be in message BODY, not in HEADER.
**** Help for Majordomo@vger.kernel.org:
（省略若干）
2
--
>>>> --=-sinamail_alt_b3b4d1a87c75a9ce6115dc64fe4bec82
**** Command '--=-sinamail_alt_b3b4d1a87c75a9ce6115dc64fe4bec82' not recognized.
>>>> Content-Type: text/plain;
**** Command 'content-type:' not recognized.
>>>> charset=GBK
**** Command 'charset=gbk' not recognized.
>>>> Content-Transfer-Encoding: base64
**** Command 'content-transfer-encoding:' not recognized.
>>>> Content-Disposition: inline
**** Command 'content-disposition:' not recognized.
>>>>
>>>> c3Vic2NyaWJlIGxpbnV4LWtlcm5lbA==
**** Command 'c3vic2nyawjligxpbnv4lwtlcm5lba==' not recognized.
>>>>
>>>>
>>>> --=-sinamail_alt_b3b4d1a87c75a9ce6115dc64fe4bec82
**** Command '--=-sinamail_alt_b3b4d1a87c75a9ce6115dc64fe4bec82' not recognized.
>>>> Content-Type: text/html;
**** Command 'content-type:' not recognized.
>>>> charset=GBK
**** Command 'charset=gbk' not recognized.
>>>> Content-Transfer-Encoding: base64
**** Command 'content-transfer-encoding:' not recognized.
>>>> Content-Disposition: inline
**** Command 'content-disposition:' not recognized.
****
**** TOO MANY UNKNOWN INPUT LINES, ABORTING PROCESSING
**** No valid commands found.
**** Commands must be in message BODY, not in HEADER.
**** Help for Majordomo@vger.kernel.org:
（后面省略掉了）
3
>>>> --_c6c0bb76-bfb3-4d18-882d-d54eaa271bdd_
**** Command '--_c6c0bb76-bfb3-4d18-882d-d54eaa271bdd_' not recognized.
>>>> Content-Type: text/plain; charset="gb2312"
**** Command 'content-type:' not recognized.
>>>> Content-Transfer-Encoding: base64
**** Command 'content-transfer-encoding:' not recognized.
>>>>
>>>> c3Vic2NyaWJlIGxpbnV4LWtlcm5lbCAJCSAJICAgCQkgIA==
**** Command 'c3vic2nyawjligxpbnv4lwtlcm5lbcajcsajicagcqkgia==' not recognized.
>>>>
>>>> --_c6c0bb76-bfb3-4d18-882d-d54eaa271bdd_
**** Command '--_c6c0bb76-bfb3-4d18-882d-d54eaa271bdd_' not recognized.
>>>> Content-Type: text/html; charset="gb2312"
**** Command 'content-type:' not recognized.
>>>> Content-Transfer-Encoding: base64
**** Command 'content-transfer-encoding:' not recognized.
>>>>
>>>> PGh0bWw+DQo8aGVhZD4NCjxzdHlsZT48IS0tDQouaG1tZXNzYWdlIFANCnsNCm1hcmdpbjowcHg7
**** Command 'pgh0bww+dqo8agvhzd4ncjxzdhlszt48is0tdqouag1tzxnzywdlifancnsncm1hcmdpbjowchg7' not recognized.
>>>> DQpwYWRkaW5nOjBweA0KfQ0KYm9keS5obW1lc3NhZ2UNCnsNCmZvbnQtc2l6ZTogMTJwdDsNCmZv
**** Command 'dqpwywrkaw5nojbwea0kfq0kym9kes5obw1lc3nhz2uncnsncmzvbnqtc2l6ztogmtjwddsncmzv' not recognized.
>>>> bnQtZmFtaWx5Os6iyO3RxbraDQp9DQotLT48L3N0eWxlPjwvaGVhZD4NCjxib2R5IGNsYXNzPSdo
**** Command 'bnqtzmftawx5os6iyo3rxbradqp9dqotlt48l3n0ewxlpjwvagvhzd4ncjxib2r5ignsyxnzpsdo' not recognized.
>>>> bW1lc3NhZ2UnPjxkaXYgZGlyPSdsdHInPnN1YnNjcmliZSBsaW51eC1rZXJuZWwgCQkgCSAgIAkJ
**** Command 'bw1lc3nhz2unpjxkaxygzglypsdsdhinpnn1ynnjcmlizsbsaw51ec1rzxjuzwwgcqkgcsagiakj' not recognized.
****
**** TOO MANY UNKNOWN INPUT LINES, ABORTING PROCESSING
**** No valid commands found.
**** Commands must be in message BODY, not in HEADER.
**** Help for Majordomo@vger.kernel.org:
（后面省略）
4
--
>>>> --=-sinamail_alt_18fdff87f36d85b8ed6b29020a062ddf
**** Command '--=-sinamail_alt_18fdff87f36d85b8ed6b29020a062ddf' not recognized.
>>>> Content-Type: text/plain;
**** Command 'content-type:' not recognized.
>>>> charset=GBK
**** Command 'charset=gbk' not recognized.
>>>> Content-Transfer-Encoding: base64
**** Command 'content-transfer-encoding:' not recognized.
>>>> Content-Disposition: inline
**** Command 'content-disposition:' not recognized.
>>>>
>>>> c3Vic2NyaWJlIGxpbnV4LWtlcm5lbA==
**** Command 'c3vic2nyawjligxpbnv4lwtlcm5lba==' not recognized.
>>>>
>>>>
>>>> --=-sinamail_alt_18fdff87f36d85b8ed6b29020a062ddf
**** Command '--=-sinamail_alt_18fdff87f36d85b8ed6b29020a062ddf' not recognized.
>>>> Content-Type: text/html;
**** Command 'content-type:' not recognized.
>>>> charset=GBK
**** Command 'charset=gbk' not recognized.
>>>> Content-Transfer-Encoding: base64
**** Command 'content-transfer-encoding:' not recognized.
>>>> Content-Disposition: inline
**** Command 'content-disposition:' not recognized.
****
**** TOO MANY UNKNOWN INPUT LINES, ABORTING PROCESSING
**** No valid commands found.
**** Commands must be in message BODY, not in HEADER.
**** Help for Majordomo@vger.kernel.org:
（后面省略）
可用的方法
通过网页订阅
网址：
大家打开链接，就可以看到
取消订阅：
发送邮件到majordomo@vger.linux-kernel.cn，邮件正文为unsubscribe kernel
取消订阅：
邮箱: subscribe unsubscribe
之后该邮箱会收到majordomo返回的"Confirmation for subscribe kernel"邮件。
将邮件里的认证码添入下面表格内，然后点击AUTH按钮进行进行认证。
加入成功后会收到majordomo返回的"Welcome to kernel"邮件。
认证码:
填写自己的邮箱，点击订阅后会收到一个验证码
名为Confirmation for subscribe kernel的邮件?
将验证码填写后，再发送一下，就可以收到两封邮件
Welcome to kernel?
和
Majordomo results: subscribe kernel?
两封邮件
大功告成了
