使用telnet测试邮件服务器是否正常
[snp@date Flux]$ telnet anonymousrelay.chinacache.com 25Trying 61.135.207.214...Connected to anonymousrelay.chinacache.com (61.135.207.214).Escape character is '^]'.220 corp.chinacache.com Microsoft ESMTP MAIL Service ready at Wed, 14 Aug 2013 14:32:39 +0800helo chinacache.com250 corp.chinacache.com Hello [58.68.140.11]mail from:<baozong.gao@chinacache.com>250 2.1.0 Sender OKrcpt to:<baozong.gao@chinacache.com>250 2.1.5 Recipient OKsubject:anonymous relay500 5.3.3 Unrecognized commandrcpt to:baozong.gao@chinacache.com250 2.1.5 Recipient OKdata354 Start mail input; end with <CRLF>.<CRLF>subject:test mailfrom:baozong.gao@chinacache.comto:baozong.gao@chinacache.comhello,this is a test mail.250 2.6.0 <a4bf7399-60a6-49d1-9ef2-111d21fa7474@CC-EX07-CAS02.chinacache.local> Queued mail for delivery
?
