{"id":1219,"date":"2023-07-18T00:52:05","date_gmt":"2023-07-18T00:52:05","guid":{"rendered":"https:\/\/pigletstory.co.kr\/730-2\/"},"modified":"2023-07-18T09:56:09","modified_gmt":"2023-07-18T00:56:09","slug":"730-2","status":"publish","type":"post","link":"https:\/\/pigletstory.co.kr\/?p=1219","title":{"rendered":"[Linux] \ub9ac\ub205\uc2a4 netstat \uba85\ub839\uc5b4 \uc0ac\uc6a9\ubc95 \/ \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc \ud655\uc778"},"content":{"rendered":"<div class=\"contents_style\">\n<p data-ke-size=\"size16\">\uc624\ub298\uc740 linux \uc5d0\uc11c\uc758 \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0\uc0c1\ud0dc , \ub77c\uc6b0\ud305\ud14c\uc774\ube14 , \uc778\ud130\ud398\uc774\uc2a4 \uc0c1\ud0dc\ub4f1\uc744 \ubcf4\uc5ec\uc8fc\ub294 \uba85\ub839\uc5b4\uc778<\/p>\n<p data-ke-size=\"size16\">netstat \uba85\ub839\uc5b4\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p data-ke-size=\"size16\"><b>[\uc0ac\uc6a9\ubc95]<\/b><\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\" data-ke-align=\"alignLeft\" data-ke-style=\"style12\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"># netstat[\uc635\uc158]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p data-ke-size=\"size16\"><b>[\uc635\uc158]<\/b><\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\" data-ke-align=\"alignLeft\" data-ke-style=\"style12\">\n<tbody>\n<tr>\n<td style=\"width: 50%; text-align: center;\">\uc635\uc158<\/td>\n<td style=\"width: 50%; text-align: center;\">\uc124\uba85<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-a<\/td>\n<td style=\"width: 50%;\">\ubaa8\ub4e0 \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc\ucd9c\ub825 [-all]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-c<\/td>\n<td style=\"width: 50%;\">\ud604\uc7ac \uc2e4\ud589 \uba85\ub839\uc744 \ub9e4 \ucd08\ubc14\ub2e4 \uc2e4\ud589 [-continuous]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-e<\/td>\n<td style=\"width: 50%;\">\ud655\uc7a5\ub41c \uc815\ubcf4 \ucd9c\ub825 [-extend]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-g<\/td>\n<td style=\"width: 50%;\">\uba40\ud2f0\uce90\uc2a4\ud2b8\uc5d0 \ub300\ud55c \uadf8\ub8f9\ubcc4 \uc815\ubcf4 \ucd9c\ub825 [-groups]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-i<\/td>\n<td style=\"width: 50%;\">\uc778\ud130\ud398\uc774\uc2a4\ubcc4 \ud1b5\uacc4\uac12 \ucd9c\ub825 [-interface]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-l<\/td>\n<td style=\"width: 50%;\">\ub300\uae30\uc911\uc778 \ub124\ud2b8\uc6cc\ud06c [-listening]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-n<\/td>\n<td style=\"width: 50%;\">\ub3c4\uba54\uc778 \uc8fc\uc18c\ub97c \uc22b\uc790\ub85c \ucd9c\ub825 [-numeric]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-o<\/td>\n<td style=\"width: 50%;\">\uc5f0\uacb0 \ub300\uae30 \uc2dc\uac04 \ucd9c\ub825 [-timers]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-p<\/td>\n<td style=\"width: 50%;\">PID(\ud504\ub85c\uc138\uc11c ID)\uc640 \uc0ac\uc6a9\uc911\uc778 \ud504\ub85c\uadf8\ub7a8\uba85 \ucd9c\ub825 [-program]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-r<\/td>\n<td style=\"width: 50%;\">\ub77c\uc6b0\ud305 \ud14c\uc774\ube14 \ucd9c\ub825 [-route]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-s<\/td>\n<td style=\"width: 50%;\">\ud504\ub85c\ud2b8\ucf5c \uc694\uc57d \uc815\ubcf4 \ucd9c\ub825 [-statistics]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-t<\/td>\n<td style=\"width: 50%;\">TCP \ud504\ub85c\ud1a0\ucf5c\ub9cc \ucd9c\ub825 [-tcp]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-u<\/td>\n<td style=\"width: 50%;\">UDP \ud504\ub85c\ud1a0\ucf5c\ub9cc \ucd9c\ub825 [-udp]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-v<\/td>\n<td style=\"width: 50%;\">\ubc84\uc804\ucd9c\ub825<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-w<\/td>\n<td style=\"width: 50%;\">RAW \ud504\ub85c\ud1a0\ucf5c\ub9cc \ucd9c\ub825 [-raw]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-A<\/td>\n<td style=\"width: 50%;\">\ud504\ub85c\ud1a0\ucf5c\ubcc4\ub85c \ucd9c\ub825 [-protocol]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">-M<\/td>\n<td style=\"width: 50%;\">\ub9c8\uc2a4\ucee4\ub808\uc774\ub529 \uc815\ubcf4 \ucd9c\ub825 [-maquerade]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p data-ke-size=\"size16\"><b>[\uc0ac\uc6a9 \uc608]<\/b><\/p>\n<p data-ke-size=\"size16\"><b>1) \ubaa8\ub4e0 \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0 \ud655\uc778\ud558\uae30<\/b><\/p>\n<p data-ke-size=\"size16\">\ubaa8\ub4e0 \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0 \uc0c1\ud0dc\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. all \uc635\uc158\uacfc \ub3d9\uc77c\ud558\uba70 -a \uc635\uc158\uc744 \uc9c0\uc815\ud558\uc9c0 \uc54a\uc73c\uba74 Established \uc0c1\ud0dc\uc778 \uac83\ub9cc \ub098\uc628\ub2e4.<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\" data-ke-align=\"alignLeft\" data-ke-style=\"style12\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"># netstat -a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure data-origin-width=\"639\" data-origin-height=\"647\" data-filename=\"20211102_141219.png\" data-ke-mobilestyle=\"widthOrigin\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1220\" src=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img.png?resize=639%2C647&#038;ssl=1\" alt=\"\" width=\"639\" height=\"647\" srcset=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img.png?w=639&amp;ssl=1 639w, https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img.png?resize=296%2C300&amp;ssl=1 296w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/><\/figure>\n<figure class=\"imageblock alignLeft\" data-origin-width=\"639\" data-origin-height=\"647\" data-filename=\"20211102_141219.png\" data-ke-mobilestyle=\"widthOrigin\"><figcaption><\/figcaption><\/figure>\n<p data-ke-size=\"size16\"><b>2) \ud504\ub85c\ud1a0\ucf5c \ubcc4\ub85c \ucd9c\ub825\ud558\uae30<\/b><\/p>\n<p data-ke-size=\"size16\">*TCP \ub9cc \ud655\uc778\ud558\uae30<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\" data-ke-align=\"alignLeft\" data-ke-style=\"style12\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"># netstat -at<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"imageblock alignLeft\" data-origin-width=\"558\" data-origin-height=\"257\" data-filename=\"20211102_141311.png\" data-ke-mobilestyle=\"widthOrigin\"><span data-lightbox=\"lightbox\"><br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1221\" src=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_1.png?resize=558%2C257&#038;ssl=1\" alt=\"\" width=\"558\" height=\"257\" srcset=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_1.png?w=558&amp;ssl=1 558w, https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_1.png?resize=300%2C138&amp;ssl=1 300w\" sizes=\"auto, (max-width: 558px) 100vw, 558px\" \/><br \/>\n<\/span><figcaption><\/figcaption><\/figure>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\" data-ke-align=\"alignLeft\" data-ke-style=\"style12\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"># netstat -au<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"imageblock alignLeft\" data-origin-width=\"523\" data-origin-height=\"225\" data-filename=\"20211102_141441.png\" data-ke-mobilestyle=\"widthOrigin\"><span data-lightbox=\"lightbox\"><br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1222\" src=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_2.png?resize=523%2C225&#038;ssl=1\" alt=\"\" width=\"523\" height=\"225\" srcset=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_2.png?w=523&amp;ssl=1 523w, https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_2.png?resize=300%2C129&amp;ssl=1 300w\" sizes=\"auto, (max-width: 523px) 100vw, 523px\" \/><br \/>\n<\/span><figcaption><\/figcaption><\/figure>\n<p data-ke-size=\"size16\"><b>3) LISTEN \uc0c1\ud0dc\uc778 \ud3ec\ud2b8\ub9cc \ucd9c\ub825\ud558\uae30<\/b><\/p>\n<p data-ke-size=\"size16\">\u25cf \uc811\uc18d\uc911\uc778 \uc0c1\ud0dc : ESTABLISHED<\/p>\n<p data-ke-size=\"size16\">\u25cf \ub300\uae30\uc911\uc778 \uc0c1\ud0dc : LISTEN<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\" data-ke-align=\"alignLeft\" data-ke-style=\"style12\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\"># netstat -nap|grep LISTEN<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"imageblock alignLeft\" data-origin-width=\"707\" data-origin-height=\"209\" data-filename=\"20211102_141732.png\" data-ke-mobilestyle=\"widthOrigin\"><span data-lightbox=\"lightbox\"><br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1223\" src=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_3.png?resize=707%2C209&#038;ssl=1\" alt=\"\" width=\"707\" height=\"209\" srcset=\"https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_3.png?w=707&amp;ssl=1 707w, https:\/\/i0.wp.com\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img_3.png?resize=300%2C89&amp;ssl=1 300w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><br \/>\n<\/span><figcaption><\/figcaption><\/figure>\n<p data-ke-size=\"size16\">end..<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uc624\ub298\uc740 linux \uc5d0\uc11c\uc758 \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0\uc0c1\ud0dc , \ub77c\uc6b0\ud305\ud14c\uc774\ube14 , \uc778\ud130\ud398\uc774\uc2a4 \uc0c1\ud0dc\ub4f1\uc744 \ubcf4\uc5ec\uc8fc\ub294 \uba85\ub839\uc5b4\uc778 netstat \uba85\ub839\uc5b4\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. [\uc0ac\uc6a9\ubc95] # netstat[\uc635\uc158] [\uc635\uc158] \uc635\uc158 \uc124\uba85 -a \ubaa8\ub4e0 \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc\ucd9c\ub825 [-all] -c \ud604\uc7ac \uc2e4\ud589 \uba85\ub839\uc744 \ub9e4 \ucd08\ubc14\ub2e4 \uc2e4\ud589 [-continuous] -e \ud655\uc7a5\ub41c \uc815\ubcf4 \ucd9c\ub825 [-extend] -g \uba40\ud2f0\uce90\uc2a4\ud2b8\uc5d0 \ub300\ud55c \uadf8\ub8f9\ubcc4 \uc815\ubcf4 \ucd9c\ub825 [-groups] -i \uc778\ud130\ud398\uc774\uc2a4\ubcc4 \ud1b5\uacc4\uac12 \ucd9c\ub825 [-interface] -l \ub300\uae30\uc911\uc778 \ub124\ud2b8\uc6cc\ud06c &#8230; <a title=\"[Linux] \ub9ac\ub205\uc2a4 netstat \uba85\ub839\uc5b4 \uc0ac\uc6a9\ubc95 \/ \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc \ud655\uc778\" class=\"read-more\" href=\"https:\/\/pigletstory.co.kr\/?p=1219\" aria-label=\"[Linux] \ub9ac\ub205\uc2a4 netstat \uba85\ub839\uc5b4 \uc0ac\uc6a9\ubc95 \/ \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc \ud655\uc778\uc5d0 \ub300\ud574 \ub354 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uc138\uc694\">\ub354 \uc77d\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[6],"tags":[484,485,486,487,488,489],"class_list":["post-1219","post","type-post","status-publish","format-standard","hentry","category-linux---","tag-centos-","tag-linux","tag-linux-netstat","tag-linux-","tag-netstat","tag-rockylinux-netstat"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[Linux] \ub9ac\ub205\uc2a4 netstat \uba85\ub839\uc5b4 \uc0ac\uc6a9\ubc95 \/ \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc \ud655\uc778 - pigletstory \ube14\ub85c\uadf8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pigletstory.co.kr\/?p=1219\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Linux] \ub9ac\ub205\uc2a4 netstat \uba85\ub839\uc5b4 \uc0ac\uc6a9\ubc95 \/ \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc \ud655\uc778 - pigletstory \ube14\ub85c\uadf8\" \/>\n<meta property=\"og:description\" content=\"\uc624\ub298\uc740 linux \uc5d0\uc11c\uc758 \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0\uc0c1\ud0dc , \ub77c\uc6b0\ud305\ud14c\uc774\ube14 , \uc778\ud130\ud398\uc774\uc2a4 \uc0c1\ud0dc\ub4f1\uc744 \ubcf4\uc5ec\uc8fc\ub294 \uba85\ub839\uc5b4\uc778 netstat \uba85\ub839\uc5b4\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. [\uc0ac\uc6a9\ubc95] # netstat[\uc635\uc158] [\uc635\uc158] \uc635\uc158 \uc124\uba85 -a \ubaa8\ub4e0 \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc\ucd9c\ub825 [-all] -c \ud604\uc7ac \uc2e4\ud589 \uba85\ub839\uc744 \ub9e4 \ucd08\ubc14\ub2e4 \uc2e4\ud589 [-continuous] -e \ud655\uc7a5\ub41c \uc815\ubcf4 \ucd9c\ub825 [-extend] -g \uba40\ud2f0\uce90\uc2a4\ud2b8\uc5d0 \ub300\ud55c \uadf8\ub8f9\ubcc4 \uc815\ubcf4 \ucd9c\ub825 [-groups] -i \uc778\ud130\ud398\uc774\uc2a4\ubcc4 \ud1b5\uacc4\uac12 \ucd9c\ub825 [-interface] -l \ub300\uae30\uc911\uc778 \ub124\ud2b8\uc6cc\ud06c ... \ub354 \uc77d\uae30\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pigletstory.co.kr\/?p=1219\" \/>\n<meta property=\"og:site_name\" content=\"pigletstory \ube14\ub85c\uadf8\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-18T00:52:05+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-07-18T00:56:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pigletstory.co.kr\/wp-content\/uploads\/2023\/07\/img.png\" \/>\n<meta name=\"author\" content=\"woo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\uae00\uc4f4\uc774\" \/>\n\t<meta name=\"twitter:data1\" content=\"woo\" \/>\n\t<meta name=\"twitter:label2\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=1219#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=1219\"},\"author\":{\"name\":\"woo\",\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/#\\\/schema\\\/person\\\/d7120640ee051cf680fd1c6a5208d620\"},\"headline\":\"[Linux] \ub9ac\ub205\uc2a4 netstat \uba85\ub839\uc5b4 \uc0ac\uc6a9\ubc95 \\\/ \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc \ud655\uc778\",\"datePublished\":\"2023-07-18T00:52:05+00:00\",\"dateModified\":\"2023-07-18T00:56:09+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=1219\"},\"wordCount\":61,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=1219#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pigletstory.co.kr\\\/wp-content\\\/uploads\\\/2023\\\/07\\\/img.png\",\"keywords\":[\"Centos \ub124\ud2b8\uc6cc\ud06c\",\"linux\",\"linux netstat\",\"linux \ub124\ud2b8\uc6cc\ud06c\",\"netstat\",\"rockylinux netstat\"],\"articleSection\":[\"Linux\"],\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/pigletstory.co.kr\\\/?p=1219#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=1219\",\"url\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=1219\",\"name\":\"[Linux] \ub9ac\ub205\uc2a4 netstat \uba85\ub839\uc5b4 \uc0ac\uc6a9\ubc95 \\\/ \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc \ud655\uc778 - 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