{"id":468,"date":"2020-04-04T22:20:10","date_gmt":"2020-04-04T13:20:10","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=468"},"modified":"2025-08-20T01:18:33","modified_gmt":"2025-08-19T16:18:33","slug":"sendmail-with-ubuntu","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=468","title":{"rendered":"sendmail (1\/4) – sendmail with Ubuntu"},"content":{"rendered":"

sendmail (1\/4) – sendmail with Ubuntu<\/h1>\n

sendmail \uc124\uce58<\/h2>\n
sudo apt update\nsudo apt-get install openssl sendmail sasl2-bin\nsudo sendmailconfig<\/code><\/pre>\n
\uc804\ubd80 Yes \ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4.<\/p>\n
sudo vi \/etc\/mail\/sendmail.mc<\/code><\/pre>\n
......\ndnl DAEMON_OPTIONS(`Family=inet,  Name=MTA-v4, Port=smtp, Addr=127.0.0.1')dnl\n......\ndnl DAEMON_OPTIONS(`Family=inet,  Name=MSP-v4, Port=submission, M=Ea, Addr=127.0.0.1')dnl\n......<\/code><\/pre>\n
\uc704 \ub450 \ub77c\uc778\uc744 \ucc3e\uc544 \ucf54\uba58\ud2b8\ud569\ub2c8\ub2e4. \ucf54\uba58\ud2b8\ub294 dnl<\/code> \uc744 \ub9e8\uc55e\uc5d0 \uc785\ub825\ud558\uba74 \ub429\ub2c8\ub2e4.
\n\uc704 \ub450 \ub77c\uc778\uc740 \uc678\ubd80\uc811\uc18d\uc744 \ucc28\ub2e8\ud558\ub294 \uac83\uc73c\ub85c \ucf54\ub9e8\ud2b8\ub97c \ud558\uc5ec \uc6d0\uaca9 \uc811\uc18d\uc744 \ud5c8\uc6a9\ud574 \uc90d\ub2c8\ub2e4.<\/p>\n
sudo vi \/etc\/mail\/local-host-names\n\n......\nskyer9.pe.kr\nmail.skyer9.pe.kr<\/code><\/pre>\n
\uc704 \ud30c\uc77c\uc5d0 \ub3c4\uba54\uc778\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4.<\/p>\n
sudo make -C \/etc\/mail\nsudo systemctl restart sendmail<\/code><\/pre>\n
sendmail \uc744 \uc7ac\uac00\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n
sendmail \uc1a1\uc218\uc2e0 \ud655\uc778\ud558\uae30<\/h2>\n
sudo apt install telnet\n\ntelnet localhost 25\nhelo mail_sender\nmail from : root@skyer9.pe.kr\nrcpt to : root@skyer9.pe.kr\ndata\nsubject: 1212\n1111\n.\nquit<\/code><\/pre>\n
\uc774\uba54\uc77c\uc774 \uc218\uc2e0\ub418\ub294 \uac83\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. root@skyer9.pe.kr \ub85c \uba54\uc77c\uc744 \ubc1c\uc1a1\ud558\uba74 \uc544\ub798 \ud30c\uc77c\uc5d0 \uc774\uba54\uc77c\uc774 \uc218\uc2e0\ub429\ub2c8\ub2e4.<\/p>\n
sudo tail -100 \/var\/spool\/mail\/root<\/code><\/pre>\n
\uc774\uba54\uc77c \uc218\uc2e0\uc774 \ud655\uc778\ub418\uc9c0 \uc54a\uc73c\uba74 \ubc29\ud654\ubcbd(firewall) \uc744 \ud655\uc778\ud558\uc2dc\uba74 \ub429\ub2c8\ub2e4.<\/p>\n
\uadf8\ub9ac\uace0… \uc774\uba54\uc77c \uc218\uc2e0\uc744 \ud5c8\uc6a9\ud558\ub294 \uc21c\uac04 \uc2a4\ud338\ud3ed\ud0c4(Spam Bomb) \uc5d0 \ub300\ube44\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n
\uc678\ubd80 \uba54\uc77c\uc11c\ubc84(\uc9c0\uba54\uc77c \ub4f1)\ub85c \uba54\uc77c\uc744 \ubc1c\uc1a1\ud558\uba74 \ucc28\ub2e8\ub420 \uac83\uc785\ub2c8\ub2e4.
\n\ud604\uc7ac\uc758 \uba54\uc77c\uc11c\ubc84\uac00 \uc815\uc0c1\uc801\uc778 \uba54\uc77c\uc11c\ubc84\uc784\uc744 \uc99d\uba85\ud558\uae30 \uc704\ud55c \ucd94\uac00\uc791\uc5c5\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
sendmail (1\/4) – sendmail with Ubuntu sendmail \uc124\uce58 sudo apt update sudo apt-get install openssl sendmail sasl2-bin sudo sendmailconfig \uc804\ubd80 Yes \ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4. sudo vi \/etc\/mail\/sendmail.mc …… dnl DAEMON_OPTIONS(`Family=inet, Name=MTA-v4, Port=smtp, Addr=127.0.0.1')dnl …… dnl DAEMON_OPTIONS(`Family=inet, Name=MSP-v4, Port=submission, M=Ea, Addr=127.0.0.1')dnl …… \uc704 \ub450 \ub77c\uc778\uc744 \ucc3e\uc544 \ucf54\uba58\ud2b8\ud569\ub2c8\ub2e4. \ucf54\uba58\ud2b8\ub294 dnl \uc744 \ub9e8\uc55e\uc5d0 \uc785\ub825\ud558\uba74 \ub429\ub2c8\ub2e4. \uc704 \ub450 \ub77c\uc778\uc740 \uc678\ubd80\uc811\uc18d\uc744\u2026 Read More »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-468","post","type-post","status-publish","format-standard","hentry","category-sendmail"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=468"}],"version-history":[{"count":16,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/468\/revisions"}],"predecessor-version":[{"id":10708,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/468\/revisions\/10708"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}