Fail to connect to FTP server

Issue

Fail to connect to FTP server

Apr 10 17:51:39 localhost ftpd[12299]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12289]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12300]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12301]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12302]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12303]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12304]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12305]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12306]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12307]: connection from 192.168.122.6 (example.com) at Tue Apr 10 17:51:39 2012 
Apr 10 17:51:39 localhost ftpd[12289]: FTP LOGIN FROM 192.168.122.6, example.com (dcsftp)
Apr 10 17:51:39 localhost ftpd[12300]: FTP LOGIN FROM 192.168.122.6, example.com (dcsftp)
Apr 10 17:51:40 localhost ftpd[12299]: FTP LOGIN FROM 192.168.122.6, example.com (dcsftp)
Apr 10 17:51:40 localhost ftpd[12301]: FTP LOGIN FROM 192.168.122.6, example.com (dcsftp)
Apr 10 17:51:40 localhost xinetd[4587]: FAIL: ftp per_source_limit from=192.168.122.6
Apr 10 17:51:40 localhost xinetd[4587]: FAIL: ftp per_source_limit from=192.168.122.6