sendmail 프로세스 중 이상한 것이 있어서...

Dec  6 12:01:26 negasystem sendmail[22431]: gB54IOd15958: to=<000grg000_ju786fg@kensalrise-london.co.uk>, delay=22:07:09, xdelay=00:00:00, mailer=esmtp, pri=2012769, relay=kensalrise-london.co.uk.negasystem.com., dsn=5.3.5, stat=Local configuration error
Dec  6 12:01:26 negasystem sendmail[22431]: gB54IOd15958: gB631QC22431: return to sender: Local configuration error
Dec  6 12:01:26 negasystem sendmail[22431]: gB631QC22431: to=jcornil@negasystem.com, delay=00:00:00, xdelay=00:00:00, mailer=local, pri=35168, dsn=2.0.0, stat=Sent
Dec  6 12:01:26 negasystem sendmail[22431]: gB54IOe15958: to=<04151962fr_h76jk@kensington-london.co.uk>, delay=22:06:57, xdelay=00:00:00, mailer=esmtp, pri=2012769, relay=mail.airmill.co.uk., dsn=4.0.0, stat=Deferred: Connection refused by mail.airmill.co.uk.
Dec  6 12:01:26 negasystem sendmail[22431]: gB54IO415958: to=<007348bfr_h76jk@kensington-london.co.uk>, delay=22:21:28, xdelay=00:00:00, mailer=esmtp, pri=2012769, relay=mail.airmill.co.uk., dsn=4.0.0, stat=Deferred: Connection refused by mail.airmill.co.uk.
Dec  6 12:01:26 negasystem sendmail[22431]: gB53llx15087: to=<02025.3516fr_h76jk@kensington-london.co.uk>, delay=22:21:26, xdelay=00:00:00, mailer=esmtp, pri=2012769, relay=mail.airmill.co.uk., dsn=4.0.0, stat=Deferred: Connection refused by mail.airmill.co.uk.

위 내용은 메일 로그 중 일부인데요....지금 로그에 이런식로 도배가 되있네염....ㅡㅡ;