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근데 log파일에 아래와 같은 내용이 계속 쌓이고 있습니다.
ip를 보니 한통에서 날라오는거 같은데 이유를 아시는 분은 좀 알려주세요..
 Feb 21 13:02:34 sendmail[5184]: NOQUEUE: [211.48.62.166] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Feb 21 13:03:53 sendmail[5202]: NOQUEUE: [211.48.62.162] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Feb 21 13:04:39 sendmail[5194]: NOQUEUE: [211.48.62.163] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Feb 21 13:04:56 sendmail[5228]: NOQUEUE: [211.48.62.164] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Feb 21 13:07:15 sendmail[5314]: NOQUEUE: [211.48.62.163] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Feb 21 13:07:20 sendmail[5312]: NOQUEUE: [211.48.62.161] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Feb 21 13:07:32 sendmail[5301]: NOQUEUE: [211.48.62.164] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA