谁能告诉我,关于下列问题....急........(100分)

这到底怎么了.....
看下面的信息........



这封信所附加的邮件已经永久寄送失败！

经历了多次的寄送失败，邮件中的附加档案已经从服务器中被移除。
尝试寄送邮件的频率与次数，都根据本地端的设定参数所决定。

您的邮件无法寄送！

Failed address: vianne@bonaka.com

--- Session Transcript ---
MX-record resolution of [mail.bonaka.com] in progress (DNS Server: 202.134.64.20)...
P=090 D=bonaka.com TTL=(712) MX=[mail2.bonaka.com] {202.153.125.11}
P=010 D=bonaka.com TTL=(712) MX=[mail.bonaka.com]
Attempting MX: P=010 D=bonaka.com TTL=(712) MX=[mail.bonaka.com]
Attempting to send message to gateway.
Attempting SMTP connection to [mail.bonaka.com : 25]
A-record resolution of [mail.bonaka.com] in progress (DNS Server: 202.134.64.20)...
D=bonaka.com TTL=(518) A=[202.153.125.102]
Attempting SMTP connection to [202.153.125.102 : 25]
Waiting for socket connection...
Socket connection established
Waiting for protocol initiation...
Winsock Error 10053 Software caused a connection abort.
Unexpected socket closure
Attempting MX: P=090 D=bonaka.com TTL=(712) MX=[mail2.bonaka.com] {202.153.125.11}
Attempting SMTP connection to [202.153.125.11 : 25]
Waiting for socket connection...
Socket connection established
Waiting for protocol initiation...
220 earth.communilink.net ESMTP
EHLO sz.bonaka.com
250-earth.communilink.net
250-PIPELINING
250 8BITMIME
MAIL From:<kenta@sz.bonaka.com>
250 ok
RCPT To:<vianne@bonaka.com>
500 error
QUIT
--- End Transcript ---
: Message contains [1] file attachments