如下是LOG的内容.请大家帮忙分析是什么原因.谢谢.(在线等)

20070531 093743 127.0.0.1       SMTPD (001800C2) [218.104.190.70] connect 192.168.0.12 port 1133
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] EHLO crescollj
20070531 093743 127.0.0.1       SMTPD (000002D4) Authenticated kitty@crescosz.com, session treated as local.
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] MAIL FROM: <kitty@crescosz.com>
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] RCPT TO: <Norris.Chan@wal-mart.com>
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] RCPT TO: <Allen.Bao@wal-mart.com>
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] RCPT TO: <abzhu@wal-mart.com>
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] RCPT TO: <jlin@crescosz.com>
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] RCPT TO: <dchien@crescosz.com>
20070531 093743 127.0.0.1       SMTPD (001800C2) [192.168.0.12] C:\IMail\spool\D26e7001800c2be83.SMD 234142
20070531 093743 127.0.0.1       SMTP (03440026) processing C:\IMail\spool\Q26e7001800c2be83.SMD
20070531 093743 127.0.0.1       SMTP (03440026) ldeliver crescosz.com dchien-main (1) kitty@crescosz.com 234142
20070531 093743 127.0.0.1       SMTP (03440026) ldeliver crescosz.com jlin-main (1) kitty@crescosz.com 234142
20070531 093743 127.0.0.1       SMTP (03440026) ldeliver crescosz.com mhc-main (1) kitty@crescosz.com 234142
20070531 093743 127.0.0.1       SMTP (03440026) Trying wal-mart.com (0)
20070531 093805 127.0.0.1       SMTP (03440026) MX connect fail "161.170.244.20"
20070531 093805 127.0.0.1       SMTP (03440026) requeuing C:\IMail\spool\Q26e7001800c2be83.SMD R0 T1
20070531 093805 127.0.0.1       SMTP (03440026) finished C:\IMail\spool\Q26e7001800c2be83.SMD status=3

换一个dns ip试一下，我这边nslookup到的wal-mart.com的mx记不是161.170.244.20这个ip.

通过NSLOOKUP看看对方有哪些MX记录，然后TELNET看哪个快，就在HOSTS里面设置下。