why so much junkmail in mailq???

[koolokamba]

mailq status:

.......
808ECC3009D 1988 Thu Nov 8 09:34:51 v11081034@hanmir.com
(delivery temporarily suspended: connect to mx1.empal.com[61.97.70.6]: Connection timed out)
forjc7@empal.com

890BAA41F5F 2073 Thu Nov 8 08:17:47 m11080918@hanmir.com
(delivery temporarily suspended: connect to sayclub.com[222.231.20.8]: Connection timed out)
tanjungaru@sayclub.com

87DC8C301D7 2031 Thu Nov 8 11:04:51 a11081205@yahoo.co.kr
(delivery temporarily suspended: connect to mail.shinbiro.com[202.30.143.100]: server refused to talk to me: 421 4.3.2 Your IP(121.33.1.1) is filtered and this connection will be closed. Your IP is filtered for sending a large quantity of mail from you by nospam@shinbiro.com.)
exbule@shinbiro.com

-- 3287 Kbytes in 1227 Requests.

[koolokamba]

Please see the JPEG file.