Postfix ã§ãç¹å®ã® IP ã¢ãã¬ã¹ããã®æ¥ç¶ãæå¦ããæ¹æ³ã§ãã/etc/postfix/main.cf ãç·¨éããsmtpd_client_restrictions ã« check_client_access ã追å ãã¾ãã smtpd_client_restrictions = permit_mynetworks, check_client_access hash:/etc/postfix/client_access, permit 次㫠/etc/postfix/client_access ãä½æããIP ã¢ãã¬ã¹ã®æå¦è¨å®ãåè¨ãã¾ãã 123.124.21.70 REJECT 221.120.126.252 REJECT 95.154.210.20 REJECT ãããã«ã¯ãã¡ã¤ã³ãè¨è¿°ã§ãã¾ããä½æããããpostmap ã³ãã³ã㧠ããã·ã¥DBã«å¤æãã¾ãã # po
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