发邮件的退信日志显示这个，我不明白，请大侠指点

sworldfish

收件人以经被我加入了公司的白名单及信任主机，我接收可以，但是发达有时会出现以下错误信息！



The attached message had PERMANENT fatal delivery errors!

After one or more unsuccessful delivery attempts the attached message has
been removed from the mail queue on this server.  The number and frequency
of delivery attempts are determined by local configuration parameters.

YOUR MESSAGE WAS NOT DELIVERED TO ONE OR MORE RECIPIENTS!

Failed address: wenping.yang@bayermaterialscience.com

--- Session Transcript ---
Wed 2007-06-20 14:06:37: Parsing Message <xxxxxxxxxxxxxxxxxxxxxxxx\pd50000009224.msg>
Wed 2007-06-20 14:06:37: From: lucia.lin@iss-gasket.com
Wed 2007-06-20 14:06:37: To: wenping.yang@bayermaterialscience.com
Wed 2007-06-20 14:06:37: Subject: Fw: ISS Quotation for urgent gasket need by HDI4
Wed 2007-06-20 14:06:37: Message-ID: <[email=00fa01c7b301$24797fb0$7512a8c0@xinyuan.com]00fa01c7b301$24797fb0$7512a8c0@xinyuan.com[/email]>
Wed 2007-06-20 14:06:37: MX-record resolution of [bayermaterialscience.com] in progress (DNS Server: 192.168.18.5)...
Wed 2007-06-20 14:06:37: *  P=110 S=001 D=bayermaterialscience.com TTL=(187) MX=[smtpmx01.bayer.de]
Wed 2007-06-20 14:06:37: *  P=120 S=002 D=bayermaterialscience.com TTL=(187) MX=[smtpmx02.bayer.de] {212.64.225.221}
Wed 2007-06-20 14:06:37: *  P=130 S=003 D=bayermaterialscience.com TTL=(187) MX=[smtpmx03.bayer.de]
Wed 2007-06-20 14:06:37: *  P=140 S=000 D=bayermaterialscience.com TTL=(187) MX=[smtpmx04.bayer.de]
Wed 2007-06-20 14:06:37: Attempting MX: P=110 S=001 D=bayermaterialscience.com TTL=(187) MX=[smtpmx01.bayer.de]
Wed 2007-06-20 14:06:37: Attempting SMTP connection to [smtpmx01.bayer.de : 25]
Wed 2007-06-20 14:06:37: A-record resolution of [smtpmx01.bayer.de] in progress (DNS Server: 192.168.18.5)...
Wed 2007-06-20 14:06:38: D=smtpmx01.bayer.de TTL=(15) A=[212.64.225.220]
Wed 2007-06-20 14:06:38: Attempting SMTP connection to [212.64.225.220 : 25]
Wed 2007-06-20 14:06:38: Waiting for connection...
Wed 2007-06-20 14:06:47: Winsock Error 10061 The other host is either down or has refused to connect with you at that IP and/or on that port.
Wed 2007-06-20 14:06:47: Attempting MX: P=120 S=002 D=bayermaterialscience.com TTL=(187) MX=[smtpmx02.bayer.de] {212.64.225.221}
Wed 2007-06-20 14:06:47: Attempting SMTP connection to [212.64.225.221 : 25]
Wed 2007-06-20 14:06:47: Waiting for connection...
Wed 2007-06-20 14:06:47: Connection established (192.168.18.15 : 3712 -> 212.64.225.221 : 25)
Wed 2007-06-20 14:06:47: Waiting for protocol initiation...
Wed 2007-06-20 14:06:48: <-- 220 smtpmx02.bayer.de SMTP Service ready
Wed 2007-06-20 14:06:48: --> EHLO sinyuan.com
Wed 2007-06-20 14:07:08: <-- 250-smtpmx02.bayer.de Hello sinyuan.com (218.75.85.78)
Wed 2007-06-20 14:07:08: <-- 250-STARTTLS
Wed 2007-06-20 14:07:08: <-- 250 SIZE
Wed 2007-06-20 14:07:08: --> MAIL From:<lucia.lin@iss-gasket.com> SIZE=73556
Wed 2007-06-20 14:08:16: <-- 250 sender ok <lucia.lin@iss-gasket.com>
Wed 2007-06-20 14:08:16: --> RCPT To:<wenping.yang@bayermaterialscience.com>
Wed 2007-06-20 14:09:46: <-- 250 Recipient ok <wenping.yang@bayermaterialscience.com>
Wed 2007-06-20 14:09:46: --> DATA
Wed 2007-06-20 14:16:48: <-- 354 send the mail data, end with .
Wed 2007-06-20 14:16:48: Sending <xxxxxxxxxxxxxxxxxxxxxxxx\pd50000009224.msg> to [212.64.225.221]
Wed 2007-06-20 14:16:48: Socket connection closed by the other side (how rude!)
Wed 2007-06-20 14:16:48: Socket connection closed by the other side (how rude!)
Wed 2007-06-20 14:16:48: Attempting MX: P=130 S=003 D=bayermaterialscience.com TTL=(187) MX=[smtpmx03.bayer.de]
Wed 2007-06-20 14:16:48: Attempting SMTP connection to [smtpmx03.bayer.de : 25]
Wed 2007-06-20 14:16:48: A-record resolution of [smtpmx03.bayer.de] in progress (DNS Server: 192.168.18.5)...
Wed 2007-06-20 14:16:48: Attempting MX: P=140 S=000 D=bayermaterialscience.com TTL=(187) MX=[smtpmx04.bayer.de]
Wed 2007-06-20 14:16:48: Attempting SMTP connection to [smtpmx04.bayer.de : 25]
Wed 2007-06-20 14:16:48: A-record resolution of [smtpmx04.bayer.de] in progress (DNS Server: 192.168.18.5)...
Wed 2007-06-20 14:16:48: D=smtpmx04.bayer.de TTL=(9) A=[212.64.225.223]
Wed 2007-06-20 14:16:48: Attempting SMTP connection to [212.64.225.223 : 25]
Wed 2007-06-20 14:16:48: Waiting for connection...
Wed 2007-06-20 14:16:58: Connection established (192.168.18.15 : 3914 -> 212.64.225.223 : 25)
Wed 2007-06-20 14:16:58: Waiting for protocol initiation...
Wed 2007-06-20 14:16:58: Transfer Complete.
Wed 2007-06-20 14:16:58: <-- 220 smtpmx04.bayer.de SMTP Service ready
Wed 2007-06-20 14:16:58: --> EHLO sinyuan.com
Wed 2007-06-20 14:16:59: <-- 500 Command unrecognized "jZW50IDg1OS9Gb250RmFtaWx5KFNpb"
Wed 2007-06-20 14:16:59: --> HELO sinyuan.com
Wed 2007-06-20 14:17:01: <-- 500 Command unrecognized "Y3JpcHRvci9JdGFsaWNBbmdsZSAwL0"
--- End Transcript ---
: Message contains [1] file attachments

lwz_08

Wed 2007-06-20 14:06:47: Winsock Error 10061 The other host is either down or has refused to connect with you at that IP and/or on that port.

goxia

Winsock Error 10061 The other host is either down or has refused to connect with you at that IP and/or on that port.
你发送的目标收件人中有把你的IP list的，跟对方管理员联系一下。