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				 退信——417 Temporary delivery error 
 
			
			[PeekTime] 1353638066 : Fri, 23 Nov 2012 10:34:26 +0800<<
 ErrCode   = -152
 ErrString = End of socket stream data
 SMAIL SMTP-Send MX = "gateway.cpip.net.cn." SMTP = "bdc.cn" From = "zhengyan@bdc.cn" To = "xinxihuachu@bjgzw.gov.cn" Failed !
 SMTP-Error = "417 Temporary delivery error"
 SMTP-Server = "gateway.cpip.net.cn."
 >>
 [PeekTime] 1353638258 : Fri, 23 Nov 2012 10:37:38 +0800
 <<
 ErrCode   = -152
 ErrString = End of socket stream data
 SMAIL SMTP-Send MX = "gateway.cpip.net.cn." SMTP = "bdc.cn" From = "zhengyan@bdc.cn" To = "xinxihuachu@bjgzw.gov.cn" Failed !
 SMTP-Error = "417 Temporary delivery error"
 SMTP-Server = "gateway.cpip.net.cn."
 >>
 [PeekTime] 1353638450 : Fri, 23 Nov 2012 10:40:50 +0800
 <<
 ErrCode   = -152
 ErrString = End of socket stream data
 SMAIL SMTP-Send MX = "gateway.cpip.net.cn." SMTP = "bdc.cn" From = "zhengyan@bdc.cn" To = "xinxihuachu@bjgzw.gov.cn" Failed !
 SMTP-Error = "417 Temporary delivery error"
 SMTP-Server = "gateway.cpip.net.cn."
 >>
 [PeekTime] 1353638658 : Fri, 23 Nov 2012 10:44:18 +0800
 <<
 ErrCode   = -152
 ErrString = End of socket stream data
 SMAIL SMTP-Send MX = "gateway.cpip.net.cn." SMTP = "bdc.cn" From = "zhengyan@bdc.cn" To = "xinxihuachu@bjgzw.gov.cn" Failed !
 SMTP-Error = "417 Temporary delivery error"
 SMTP-Server = "gateway.cpip.net.cn."
 >>
 [PeekTime] 1353638882 : Fri, 23 Nov 2012 10:48:02 +0800
 <<
 ErrCode   = -152
 ErrString = End of socket stream data
 SMAIL SMTP-Send MX = "gateway.cpip.net.cn." SMTP = "bdc.cn" From = "zhengyan@bdc.cn" To = "xinxihuachu@bjgzw.gov.cn" Failed !
 SMTP-Error = "417 Temporary delivery error"
 SMTP-Server = "gateway.cpip.net.cn."
 >>
 尝试改参数,更改SMTP超时时间,不好使,连接次数,不好使。
 最后在服务器上用命令行连接,果然发现问题。
 [root@localhost init.d]# telnet gateway.cpip.net.cn 25
 Trying 210.73.64.194...
 telnet: connect to address 210.73.64.194: Connection timed out
 [root@localhost init.d]# telnet gateway.cpip.net.cn 25
 Trying 210.73.64.194...
 telnet: connect to address 210.73.64.194: Connection timed out
 [root@localhost init.d]#
 连不上,换其他服务器试一下
 root@mail:~# telnet gateway.cpip.net.cn 25
 Trying 210.73.64.194...
 Connected to gateway.cpip.net.cn.
 Escape character is '^]'.
 220 Welcome to my smtp server(EQManager V6.0) ESMTP
 果然还是服务器有问题,查一下网络就可解决
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