{"id":31935,"date":"2021-02-23T15:23:31","date_gmt":"2021-02-23T11:53:31","guid":{"rendered":"https:\/\/falnic.com\/blog\/?p=31935"},"modified":"2026-05-20T13:38:15","modified_gmt":"2026-05-20T10:08:15","slug":"%d9%be%d8%b1%d9%88%d8%aa%da%a9%d9%84-netflow-%da%86%db%8c%d8%b3%d8%aa","status":"publish","type":"post","link":"https:\/\/falnic.com\/blog\/%d9%be%d8%b1%d9%88%d8%aa%da%a9%d9%84-netflow-%da%86%db%8c%d8%b3%d8%aa.html","title":{"rendered":"\u067e\u0631\u0648\u062a\u06a9\u0644 netflow \u0686\u06cc\u0633\u062a\u061f"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"332\" src=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/what-is-netflow-protocol.jpg\" alt=\"\u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0686\u06cc\u0633\u062a\u061f\" class=\"wp-image-31944 no-lazy\" title=\"\u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0686\u06cc\u0633\u062a\u061f\" srcset=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/what-is-netflow-protocol.jpg 694w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/what-is-netflow-protocol-300x144.jpg 300w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/what-is-netflow-protocol-150x72.jpg 150w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/what-is-netflow-protocol-220x105.jpg 220w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/what-is-netflow-protocol-390x187.jpg 390w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><\/figure>\n\n\n\n<p><strong>netflow \u0686\u06cc\u0633\u062a\u061f <\/strong>\u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0645\u0627\u0646\u0646\u062f \u0635\u0648\u0631\u062a \u062d\u0633\u0627\u0628 \u062a\u0644\u0641\u0646 \u0627\u0633\u062a \u06a9\u0647 \u062a\u0645\u0627\u0645 \u0645\u06a9\u0627\u0644\u0645\u0627\u062a \u0634\u0645\u0627 \u0631\u0627 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0645\u062b\u0644\u0627 \u0628\u0647 \u06a9\u062c\u0627 \u0648 \u0686\u0647 \u0645\u062f\u062a \u062a\u0645\u0627\u0633 \u06af\u0631\u0641\u062a\u06cc\u062f. \u062f\u0631 NetFlow \u062a\u0645\u0627\u0645 IP \u0622\u062f\u0631\u0633 \u0647\u0627\u06cc \u0634\u0628\u06a9\u0647 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f. \u0627\u06cc\u0646 \u062e\u062f\u0645\u0627\u062a \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u06a9\u0646\u0646\u062f \u062a\u0627 \u0634\u0628\u06a9\u0647 \u062e\u0648\u062f \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u062d\u0631\u0641\u0647\u200c\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0631\u062f\u0647 \u0648 \u0627\u0632 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f NetFlow \u0628\u0631\u0627\u06cc \u067e\u0627\u06cc\u0634 \u0648 \u062a\u062d\u0644\u06cc\u0644 \u062f\u0642\u06cc\u0642\u200c\u062a\u0631 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0628\u0627 \u0641\u0627\u0644\u0646\u06cc\u06a9 \u0647\u0645\u0631\u0627\u0647 \u0628\u0627\u0634\u06cc\u062f \u062a\u0627 \u0628\u0647 \u0628\u0631\u0631\u0633\u06cc \u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow\u060c \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u060c \u0645\u0632\u0627\u06cc\u0627\u060c \u0646\u0633\u062e\u0647 \u0647\u0627 \u0648 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0622\u0646 \u0628\u067e\u0631\u062f\u0627\u0632\u06cc\u0645. \u0686\u0646\u0627\u0646\u0686\u0647 \u0628\u0631\u0627\u06cc \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u0627\u06cc\u0646 \u067e\u0631\u0648\u062a\u06a9\u0644 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06a9\u0627\u0631\u0634\u0646\u0627\u0633 \u0641\u0646\u06cc \u062f\u0627\u0631\u06cc\u062f \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u06a9\u0627\u0631\u0634\u0646\u0627\u0633\u0627\u0646 \u0645\u0627 \u062f\u0631 \u0628\u062e\u0634 <a href=\"https:\/\/falnic.com\/services\/network\/support\" target=\"_blank\" rel=\"noreferrer noopener\">\u062e\u062f\u0645\u0627\u062a \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0634\u0628\u06a9\u0647<\/a> \u06a9\u0645\u06a9 \u0628\u06af\u06cc\u0631\u06cc\u062f.<\/p>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><div>\u0641\u0647\u0631\u0633\u062a \u0645\u062d\u062a\u0648\u0627<\/div><nav><ul><li><a href=\"#what-is-NetFlow-protocol\">\u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0686\u06cc\u0633\u062a\u061f<\/a><\/li><li><a href=\"#NetFlow-features\">\u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u067e\u0631\u0648\u062a\u06a9\u0644 Netflow<\/a><\/li><li><a href=\"#how-works-NetFlow\">\u00a0NetFlow \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<\/a><\/li><li><a href=\"#how-access-NetFlow-data\">\u0686\u06af\u0648\u0646\u06af\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u062f\u06cc\u062a\u0627\u06cc \u062a\u0648\u0644\u06cc\u062f \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 NetFlow<\/a><\/li><li><a href=\"#when-ends-Flow\">flow\u0647\u0627 \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u062e\u0627\u062a\u0645\u0647 \u0645\u06cc\u200c\u06cc\u0627\u0628\u0646\u062f\u061f<\/a><\/li><li><a href=\"#NetFlow-versions\">\u0646\u0633\u062e\u0647 \u0647\u0627\u06cc NetFlow<\/a><\/li><li><a href=\"#how-configure-NetFlow-on-router\">\u0646\u062d\u0648\u0647 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc NetFlow \u062f\u0631 \u0631\u0648\u062a\u0631<\/a><\/li><li><a href=\"#\u0622\u0646\u0686\u0647-\u062f\u0631\u0628\u0627\u0631\u0647-\u067e\u0631\u0648\u062a\u06a9\u0644-net-flow-\u0622\u0645\u0648\u062e\u062a\u06cc\u0645\">\u0622\u0646\u0686\u0647 \u062f\u0631\u0628\u0627\u0631\u0647 \u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0622\u0645\u0648\u062e\u062a\u06cc\u0645<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-NetFlow-protocol\">\u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0686\u06cc\u0633\u062a\u061f<\/h2>\n\n\n\n<p>Netflow \u0627\u0628\u0632\u0627\u0631 \u062a\u0639\u0628\u06cc\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u0633\u06cc\u0633\u06a9\u0648 (Cisco IOS) \u0627\u0633\u062a \u06a9\u0647 \u0627\u062a\u0641\u0627\u0642\u0627\u062a \u062f\u0627\u062e\u0644 \u0634\u0628\u06a9\u0647 \u0631\u0627 \u0628\u0647 \u0634\u0645\u0627 \u06af\u0632\u0627\u0631\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f. \u0627\u062f\u0645\u06cc\u0646\u200c\u0647\u0627\u06cc \u0634\u0628\u06a9\u0647 \u0628\u0627\u06cc\u062f \u062f\u0631 \u062c\u0631\u06cc\u0627\u0646 \u062a\u0645\u0627\u0645 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0627\u062e\u0644 \u0634\u0628\u06a9\u0647 \u0631\u062e \u0645\u06cc\u200c\u062f\u0647\u062f \u0628\u0627\u0634\u0646\u062f \u062f\u0631 \u0627\u0635\u0637\u0644\u0627\u062d Visibility \u06a9\u0627\u0645\u0644 \u0631\u0648\u06cc \u0634\u0628\u06a9\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f. \u0628\u062f\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0645\u0648\u0627\u0631\u062f \u0632\u06cc\u0631 \u0631\u0627 \u0632\u06cc\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u0646\u062f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u06cc\u0632\u0627\u0646 \u0645\u0635\u0631\u0641 \u0634\u0628\u06a9\u0647 \u0648 \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627<\/li>\n\n\n\n<li>\u06a9\u0627\u0631\u0627\u06cc\u06cc \u0634\u0628\u06a9\u0647 \u0648 \u0628\u0647\u06cc\u0646\u06af\u06cc \u0645\u0646\u0627\u0628\u0639 \u0634\u0628\u06a9\u0647<\/li>\n\n\n\n<li>\u062a\u0627\u062b\u06cc\u0631 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062f\u0631 \u0634\u0628\u06a9\u0647<\/li>\n\n\n\n<li>\u0645\u0648\u0627\u0631\u062f \u0627\u0645\u0646\u06cc\u062a\u06cc \u0648 \u063a\u06cc\u0631\u0645\u0639\u0645\u0648\u0644 \u062f\u0631 \u0634\u0628\u06a9\u0647<\/li>\n\n\n\n<li>\u0645\u0634\u06a9\u0644\u0627\u062a \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u062f\u0633\u062a\u06af\u0627\u0647\u200c\u0647\u0627<\/li>\n<\/ul>\n\n\n\n<p>Cisco IOS NetFlow \u062a\u0645\u0627\u0645 \u0627\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f \u0631\u0627 \u067e\u0648\u0634\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0627\u062f\u0645\u06cc\u0646 \u0634\u0628\u06a9\u0647 \u0631\u0627 \u062f\u0631 \u062c\u0631\u06cc\u0627\u0646 \u0627\u06cc\u0646\u06a9\u0647 \u0686\u0647 \u06a9\u0633\u06cc\u060c \u0686\u0647 \u0686\u06cc\u0632\u06cc\u060c \u0686\u0647 \u0648\u0642\u062a\u06cc\u060c \u06a9\u062c\u0627 \u0648 \u0686\u06af\u0648\u0646\u0647 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0631\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0647 \u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u062f\u0647\u062f. \u0645\u062b\u0644\u0627 \u0686\u0647 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0627\u06cc \u062f\u0631 \u062d\u0627\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0627\u0633\u062a \u0648 \u0645\u0642\u0635\u062f \u062a\u0631\u0627\u0641\u06cc\u06a9 \u06a9\u062c\u0627\u0633\u062a. \u0648\u0642\u062a\u06cc \u0631\u0641\u062a\u0627\u0631 \u0634\u0628\u06a9\u0647 \u0645\u0634\u062e\u0635 \u0628\u0627\u0634\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0634\u0628\u06a9\u0647 \u0631\u0627 \u0628\u0647\u06cc\u0646\u0647 \u06a9\u0646\u06cc\u0645 \u0648 \u0627\u0645\u0646\u06cc\u062a \u0634\u0628\u06a9\u0647 \u0631\u0627 \u0627\u0641\u0632\u0627\u06cc\u0634 \u062f\u0647\u06cc\u0645. \u0628\u0627 \u0628\u0647\u06cc\u0646\u0647 \u06a9\u0631\u062f\u0646 \u0632\u06cc\u0631\u0633\u0627\u062e\u062a \u0634\u0628\u06a9\u0647\u060c \u0647\u0632\u06cc\u0646\u0647 \u0647\u0627 \u06a9\u0627\u0647\u0634 \u0648 \u062f\u0631\u0622\u0645\u062f \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f. \u0645\u0637\u0627\u0644\u0639\u0647 \u0645\u0637\u0644\u0628&#8221;<a href=\"https:\/\/falnic.com\/blog\/%d9%be%d8%b1%d9%88%d8%aa%da%a9%d9%84-%d8%af%d8%b1-%d8%b4%d8%a8%da%a9%d9%87-%d8%a7%d9%86%d9%88%d8%a7%d8%b9.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u067e\u0631\u0648\u062a\u06a9\u0644 \u0686\u06cc\u0633\u062a<\/a>&#8221; \u0634\u0645\u0627 \u0631\u0627 \u0628\u0627\u067e\u0631\u0648\u062a\u06a9\u0644 \u0648 \u0627\u0646\u0648\u0627\u0639 \u0622\u0646 \u0622\u0634\u0646\u0627 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p>NetFlow \u0627\u0632 \u062f\u0648 \u0642\u0633\u0645\u062a \u062a\u0634\u06a9\u06cc\u0644 \u0634\u062f\u0647:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Netflow cache: \u0645\u062d\u0644 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u062c\u0631\u06cc\u0627\u0646 \u062a\u0631\u0627\u0641\u06cc\u06a9<\/li>\n\n\n\n<li>\u0645\u06a9\u0627\u0646\u06cc\u0632\u0645 \u0627\u0646\u062a\u0642\u0627\u0644: \u0627\u0646\u062a\u0642\u0627\u0644 \u0627\u0637\u0644\u0627\u0639\u0627\u062a Netflow \u0628\u0647 NetFlow Collector \u0628\u0631\u0627\u06cc \u062a\u062d\u0644\u06cc\u0644 \u0648 \u06af\u0632\u0627\u0631\u0634 \u06af\u06cc\u0631\u06cc \u0648 \u0646\u06af\u0647\u200c\u062f\u0627\u0631\u06cc<\/li>\n<\/ul>\n\n\n\n<p>\u062f\u0631 \u0627\u062f\u0627\u0645\u0647 \u0628\u0647 \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646 \u062f\u0648 \u0642\u0633\u0645\u062a \u0645\u06cc\u200c\u067e\u0631\u062f\u0627\u0632\u06cc\u0645.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"NetFlow-features\">\u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u067e\u0631\u0648\u062a\u06a9\u0644 Netflow<\/h2>\n\n\n\n<p>\u0642\u0628\u0644\u0627 \u0627\u062f\u0645\u06cc\u0646\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u0645\u0627\u0646\u06cc\u062a\u0648\u0631 \u06a9\u0631\u062f\u0646 \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0627\u0632 \u067e\u0631\u0648\u062a\u06a9\u0644 SNMP &#8211; Simple Network Management Protocol \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0631\u062f\u0646\u062f \u0627\u0645\u0627 \u0627\u06cc\u0646 \u067e\u0631\u0648\u062a\u06a9\u0644 \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 Netflow \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0646\u06cc\u0633\u062a \u0648 \u062f\u0631 \u062a\u0648\u0635\u06cc\u0641 \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0642\u0648\u06cc \u0639\u0645\u0644 \u06a9\u0646\u062f. \u0627\u0645\u0631\u0648\u0632\u0647 \u0641\u0647\u0645\u06cc\u062f\u0646 \u0627\u06cc\u0646\u06a9\u0647 \u0634\u0628\u06a9\u0647 \u0645\u0627 \u0686\u0642\u062f\u0631 \u062e\u0648\u0628 \u0627\u0633\u062a \u0648 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u06a9\u0633\u0628\u200c\u0648\u06a9\u0627\u0631\u0645\u0627\u0646 \u0631\u0627 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u06a9\u0646\u062f \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a. \u0627\u06cc\u0646\u06a9\u0647 \u0628\u062f\u0627\u0646\u06cc\u0645 \u0686\u0647 \u0628\u0633\u062a\u0647\u200c\u0647\u0627\u06cc\u06cc \u062f\u0631 \u0634\u0628\u06a9\u0647 \u062f\u0627\u0631\u06cc\u0645 \u062e\u0648\u0628 \u0627\u0633\u062a \u0627\u0645\u0627 \u0645\u0647\u0645\u200c\u062a\u0631 \u0627\u0632 \u0622\u0646 \u062f\u0627\u0646\u0633\u062a\u0646 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0686\u0647 \u0622\u06cc \u067e\u06cc \u0622\u062f\u0631\u0633\u06cc \u0622\u0646\u0647\u0627 \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a.<\/p>\n\n\n\n<p>\u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0646 \u062a\u0631\u0627\u0641\u06cc\u06a9 IP \u0648 \u0641\u0647\u0645\u06cc\u062f\u0646 \u0627\u06cc\u0646\u06a9\u0647 \u0686\u0637\u0648\u0631 \u0648 \u06a9\u062c\u0627 \u062f\u0631 \u062d\u0631\u06a9\u062a \u0627\u0633\u062a \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u0631\u0633\u200c\u067e\u0630\u06cc\u0631 \u0628\u0648\u062f\u0646 \u0634\u0628\u06a9\u0647 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a. \u0645\u0627\u0646\u06cc\u062a\u0648\u0631\u06cc\u0646\u06af \u062c\u0631\u06cc\u0627\u0646 \u062a\u0631\u0627\u0641\u06cc\u06a9 IP \u0628\u0627\u0639\u062b \u0645\u06cc\u200c\u0634\u0648\u062f \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0631\u06cc\u0632\u06cc \u062f\u0642\u06cc\u0642\u200c\u062a\u0631\u06cc \u0631\u0648\u06cc \u0638\u0631\u0641\u06cc\u062a \u0634\u0628\u06a9\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u0645 \u0648 \u0645\u0646\u0627\u0628\u0639 \u0634\u0628\u06a9\u0647 \u0628\u0647 \u062f\u0631\u0633\u062a\u06cc \u0627\u0632 \u0627\u0647\u062f\u0627\u0641 \u06a9\u0633\u0628\u200c\u0648\u06a9\u0627\u0631\u0645\u0627\u0646 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.<\/p>\n\n\n\n<p>\u067e\u0631\u0648\u062a\u06a9\u0644 Netflow \u0646\u0642\u0634 \u0645\u0647\u0645\u06cc \u062f\u0631 \u0627\u0645\u0646\u06cc\u062a \u0634\u0628\u06a9\u0647 \u0628\u0627\u0632\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f: \u062a\u0634\u062e\u06cc\u0635 \u062d\u0645\u0644\u0627\u062a DoS\u060c \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u067e\u062e\u0634 \u0634\u062f\u0646 \u0648\u0631\u0645\u200c\u0647\u0627 \u062f\u0631 \u0634\u0628\u06a9\u0647\u060c \u0648 \u062a\u0634\u062e\u06cc\u0635 \u0648 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u062f\u06cc\u06af\u0631 \u0627\u062a\u0641\u0627\u0642\u0627\u062a \u0646\u0627\u0645\u0637\u0644\u0648\u0628 \u062f\u06cc\u06af\u0631.<\/p>\n\n\n\n<p>\u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 SNMP \u0648 NetFlow \u0628\u0627\u06cc\u062f \u06af\u0641\u062a:<\/p>\n\n\n\n<p>SNMP \u067e\u0631\u0648\u062a\u06a9\u0644 \u0645\u062f\u06cc\u0631\u06cc\u062a \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0627\u0633\u062a \u06a9\u0647 \u0645\u0648\u0627\u0631\u062f\u06cc \u0645\u0627\u0646\u0646\u062f \u0644\u0648\u062f CPU\u060c \u0645\u0635\u0631\u0641 \u0631\u0645 \u0648 \u0648\u0636\u0639\u06cc\u062a \u0627\u06cc\u0646\u062a\u0631\u0641\u06cc\u0633 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p>NetFlow \u0628\u0631\u0627\u06cc \u0634\u0628\u06a9\u0647\u200c\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0628\u0627 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0628\u0627\u0644\u0627 \u06a9\u0627\u0631\u0628\u0631\u062f \u062f\u0627\u0631\u062f \u062a\u0627 \u0622\u0646\u0648\u0645\u0627\u0644\u06cc \u0634\u0628\u06a9\u0647 \u062a\u0634\u062e\u06cc\u0635 \u062f\u0627\u062f\u0647 \u0634\u0648\u062f.<\/p>\n\n\n\n<p>\u062a\u062d\u0644\u06cc\u0644\u06af\u0631 NetFlow \u06a9\u0647 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0634\u0628\u06a9\u0647 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 Flow \u0627\u0633\u062a\u060c \u0628\u0627 NetFlow \u0648 sFlow \u0648 jFlow \u0648 IPFIX \u0648 \u062f\u06cc\u06af\u0631 \u0641\u0631\u0645\u062a\u200c\u0647\u0627\u06cc Flow \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0627\u0633\u062a \u062a\u0627 Visibility \u0628\u0644\u0627\u062f\u0631\u0646\u06af \u0627\u0632 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0648 \u06a9\u0627\u0631\u0627\u06cc\u06cc \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0627\u0631\u0627\u06cc\u0647 \u062f\u0647\u062f. NetFlow Analyzer \u0628\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0648 \u0639\u06cc\u0628 \u06cc\u0627\u0628\u06cc \u06a9\u0646\u062f\u06cc \u0648 \u0622\u0646\u0648\u0645\u0627\u0644\u06cc \u0634\u0628\u06a9\u0647 \u0628\u0647 \u0647\u0645\u0631\u0627\u0647 \u062c\u0632\u06cc\u06cc\u0627\u062a \u062f\u0642\u06cc\u0642 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0646\u06cc\u0627\u0632\u0647\u0627\u06cc \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0634\u0645\u0627 \u062f\u0631 \u0622\u06cc\u0646\u062f\u0647 \u0631\u0627 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p>\u0627\u0632 \u062c\u0645\u0644\u0647 \u0642\u0627\u0628\u0644\u06cc\u062a\u200c\u0647\u0627\u06cc NetFlow \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0622\u0646\u0627\u0644\u06cc\u0632 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc \u062c\u062f\u06cc\u062f \u0648 \u062a\u0627\u062b\u06cc\u0631 \u0622\u0646\u0647\u0627 \u0631\u0648\u06cc \u0634\u0628\u06a9\u0647<\/li>\n\n\n\n<li>\u06a9\u0627\u0647\u0634 \u067e\u06cc\u06a9 \u062a\u0631\u0627\u0641\u06cc\u06a9 WAN<\/li>\n\n\n\n<li>\u0639\u06cc\u0628 \u06cc\u0627\u0628\u06cc \u0648 \u0641\u0647\u0645\u06cc\u062f\u0646 Pain Point \u0647\u0627\u06cc \u0634\u0628\u06a9\u0647<\/li>\n\n\n\n<li>\u062a\u0634\u062e\u06cc\u0635 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u063a\u06cc\u0631\u0645\u062c\u0627\u0632 WAN<\/li>\n\n\n\n<li>\u0627\u0645\u0646\u06cc\u062a \u0648 \u062a\u0634\u062e\u06cc\u0635 \u0622\u0646\u0648\u0645\u0627\u0644\u06cc \u0634\u0628\u06a9\u0647<\/li>\n\n\n\n<li>\u062a\u0627\u06cc\u06cc\u062f \u0627\u0639\u062a\u0628\u0627\u0631 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u0647\u0627\u06cc QoS &#8211; Quality of Service<\/li>\n\n\n\n<li>\u0627\u0631\u0627\u06cc\u0647 \u06af\u0632\u0627\u0631\u0634\u0627\u062a<\/li>\n\n\n\n<li>\u06a9\u0627\u0647\u0634 \u0632\u0645\u0627\u0646 \u0639\u06cc\u0628 \u06cc\u0627\u0628\u06cc<\/li>\n\n\n\n<li>\u0631\u0641\u0639 \u0645\u0634\u06a9\u0644\u0627\u062a \u06af\u0644\u0648\u06af\u0627\u0647<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-works-NetFlow\">&nbsp;NetFlow \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<\/h2>\n\n\n\n<p>NetFlow \u0686\u06af\u0648\u0646\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0634\u0628\u06a9\u0647 \u0631\u0627 \u0627\u0631\u0627\u06cc\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f\u061f \u0647\u0631 \u0628\u0633\u062a\u0647\u200c\u0627\u06cc \u06a9\u0647 \u062f\u0631 \u0633\u0648\u0626\u06cc\u0686 \u0648 \u0631\u0648\u062a\u0631\u060c \u0641\u0648\u0631\u0648\u0627\u0631\u062f \u0645\u06cc\u200c\u0634\u0648\u062f \u0627\u0632 \u0646\u0638\u0631 \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0628\u0633\u062a\u0647 IP \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f. \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632: \u0647\u0648\u06cc\u062a \u0628\u0633\u062a\u0647 IP \u06cc\u0627 \u0647\u0645\u0627\u0646 \u0627\u062b\u0631 \u0627\u0646\u06af\u0634\u062a \u0628\u0633\u062a\u0647\u060c \u0648 \u062a\u0634\u062e\u06cc\u0635 \u0627\u06cc\u0646\u06a9\u0647 \u0628\u0633\u062a\u0647 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0627\u0633\u062a \u06cc\u0627 \u0634\u0628\u06cc\u0647 \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u062f\u06cc\u06af\u0631.<\/p>\n\n\n\n<p><strong>IP Flow \u0686\u06cc\u0633\u062a\u061f<\/strong> IP Flow \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0628\u0627 5 \u062a\u0627 7 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0633\u062a\u0647 IP \u0627\u0633\u062a. \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0628\u0633\u062a\u0647 IP \u06a9\u0647 NetFlow \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0622\u062f\u0631\u0633 IP \u0645\u0628\u062f\u0627<\/li>\n\n\n\n<li>\u0622\u062f\u0631\u0633 IP \u0645\u0642\u0635\u062f<\/li>\n\n\n\n<li>\u067e\u0648\u0631\u062a \u0645\u0628\u062f\u0627<\/li>\n\n\n\n<li>\u067e\u0648\u0631\u062a \u0645\u0642\u0635\u062f<\/li>\n\n\n\n<li>\u0646\u0648\u0639 \u067e\u0631\u0648\u062a\u06a9\u0644 \u0644\u0627\u06cc\u0647 3<\/li>\n\n\n\n<li>Class of Service: \u06cc\u06a9 \u0631\u0627\u0647\u06a9\u0627\u0631 \u0645\u062f\u06cc\u0631\u06cc\u062a \u062a\u0631\u0627\u0641\u06cc\u06a9 \u062f\u0631 \u0634\u0628\u06a9\u0647 \u0627\u0633\u062a.<\/li>\n\n\n\n<li>Interface \u0631\u0648\u062a\u0631 \u06cc\u0627 \u0633\u0648\u06cc\u06cc\u0686<\/li>\n<\/ul>\n\n\n\n<p>\u062a\u0645\u0627\u0645 \u0628\u0633\u062a\u0647\u200c\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0622\u062f\u0631\u0633 IP \u0645\u0628\u062f\u0627 \/ \u0645\u0642\u0635\u062f\u060c \u067e\u0648\u0631\u062a \u0645\u0628\u062f\u0627 \/ \u0645\u0642\u0635\u062f\u060cprotocol interface &nbsp;\u0648 CoS \u06cc\u06a9\u0633\u0627\u0646\u06cc \u062f\u0627\u0631\u0646\u062f \u062f\u0631 \u06cc\u06a9 flow \u06af\u0631\u0648\u0647\u200c\u0628\u0646\u062f\u06cc \u0648 \u0633\u067e\u0633 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u062d\u062c\u0645 \u0632\u06cc\u0627\u062f\u06cc \u0627\u0632 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0634\u0628\u06a9\u0647 \u062f\u0631 \u062f\u06cc\u062a\u0627\u0628\u06cc\u0633 \u0627\u0637\u0644\u0627\u0639\u0627\u062a NetFlow \u0645\u062e\u062a\u0635\u0631 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0628\u0647 \u0627\u06cc\u0646 \u062f\u06cc\u062a\u0627\u0628\u06cc\u0633 NetFlow Cache \u0645\u06cc\u200c\u06af\u0648\u06cc\u0646\u062f. \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0631\u0648\u0634 \u0627\u062b\u0631\u0627\u0646\u06af\u0634\u062a \u0648 \u062a\u0634\u062e\u06cc\u0635 flow \u0627\u0631\u062a\u0642\u0627\u067e\u0630\u06cc\u0631 \u0627\u0633\u062a.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"290\" src=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/how-make-flows-in-netflow.jpg\" alt=\"\u00a0NetFlow \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f\" class=\"wp-image-31945\" title=\"\u00a0NetFlow \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f\" srcset=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/how-make-flows-in-netflow.jpg 694w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/how-make-flows-in-netflow-300x125.jpg 300w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><figcaption class=\"wp-element-caption\">\u0646\u062d\u0648\u0647 \u0627\u06cc\u062c\u0627\u062f flow \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0628\u0633\u062a\u0647<\/figcaption><\/figure>\n\n\n\n<p>\u0627\u06cc\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a Flow \u0628\u0631\u0627\u06cc \u0641\u0647\u0645\u06cc\u062f\u0646 \u0631\u0641\u062a\u0627\u0631 \u0634\u0628\u06a9\u0647 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0622\u062f\u0631\u0633 \u0645\u0628\u062f\u0627: \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0686\u0647 \u06a9\u0633\u06cc \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li>\u0622\u062f\u0631\u0633 \u0645\u0642\u0635\u062f: \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0686\u0647 \u06a9\u0633\u06cc \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li>\u067e\u0648\u0631\u062a\u200c\u0647\u0627 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0686\u0647 \u0627\u067e\u0644\u06cc\u06a9\u06cc\u0634\u0646\u200c\u0647\u0627\u06cc\u06cc \u0627\u0632 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0634\u0628\u06a9\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.<\/li>\n\n\n\n<li>CoS: \u0627\u0648\u0644\u0648\u06cc\u062a \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li>\u0627\u06cc\u0646\u062a\u0631\u0641\u06cc\u0633\u0650 \u062f\u0633\u062a\u06af\u0627\u0647 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062f\u0633\u062a\u06af\u0627\u0647 \u0634\u0628\u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0627\u0632 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u062f.<\/li>\n\n\n\n<li>\u0628\u0627\u06cc\u062a\u200c\u0647\u0627 \u0648 \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0634\u062f\u0647\u060c \u0645\u0642\u062f\u0627\u0631 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0631\u0627 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.<\/li>\n<\/ul>\n\n\n\n<p>\u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u06a9\u0647 \u0628\u0647 Flow \u0627\u0636\u0627\u0641\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Timestamp \u06a9\u0647 \u0645\u0634\u062e\u0635 \u06a9\u0646\u0646\u062f\u0647 \u0639\u0645\u0631 Flow \u0627\u0633\u062a. timestamp \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0628\u0627\u06cc\u062a\u200c\u0647\u0627 \u0648 \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u062f\u0631 \u0647\u0631 \u062b\u0627\u0646\u06cc\u0647 \u0628\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u0631\u0648\u062f.<\/li>\n\n\n\n<li>Next hop IP address \u0647\u0627 \u06a9\u0647 \u0634\u0627\u0645\u0644 BGP routing Autonomous Systems (AS) \u0627\u0633\u062a.<\/li>\n\n\n\n<li>Subnet mask \u062f\u0631 \u0622\u062f\u0631\u0633 \u0647\u0627\u06cc \u0645\u0628\u062f\u0627 \u0648 \u0645\u0642\u0635\u062f \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u067e\u06cc\u0634\u0648\u0646\u062f\u0647\u0627<\/li>\n\n\n\n<li>TCP flag \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc TCP handshake<\/li>\n<\/ul>\n\n\n\n<div class=\"more-article\">\n<div class=\"offer-article\"><i class=\"fa fa-arrow-left\"><\/i>\u067e\u06cc\u0634\u0646\u0647\u0627\u062f \u0645\u0637\u0627\u0644\u0639\u0647<\/div>\n<div class=\"link-offer\"><a href=\"https:\/\/falnic.com\/blog\/%d9%be%d8%b1%d9%88%d8%aa%da%a9%d9%84-smb-%da%86%db%8c%d8%b3%d8%aa.html\"> \u067e\u0631\u0648\u062a\u06a9\u0644 SMB \u0686\u06cc\u0633\u062a \u0648 \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f\u061f <\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-access-NetFlow-data\">\u0686\u06af\u0648\u0646\u06af\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u062f\u06cc\u062a\u0627\u06cc \u062a\u0648\u0644\u06cc\u062f \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 NetFlow<\/h2>\n\n\n\n<p>\u062f\u0648 \u0631\u0648\u0634 \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u062f\u06cc\u062a\u0627\u06cc NetFlow \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Command Line Interface (CLI) \u0628\u0627 \u062f\u0633\u062a\u0648\u0631\u0627\u062a Show \u06cc\u0627 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u06af\u06cc\u0631\u06cc \u0627\u0632 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627. \u0627\u06af\u0631 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f\u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0627\u0632 \u0686\u06cc\u0632\u06cc \u06a9\u0647 \u062f\u0631 \u0634\u0628\u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644 \u0648\u0642\u0648\u0639 \u0627\u0633\u062a \u0627\u0637\u0644\u0627\u0639 \u06cc\u0627\u0628\u06cc\u062f\u060c \u0627\u0632 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0631\u0648\u0634NetFlow CLI \u0628\u0631\u0627\u06cc \u0639\u06cc\u0628 \u06cc\u0627\u0628\u06cc \u0628\u0633\u06cc\u0627\u0631 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.<\/li>\n\n\n\n<li>\u0627\u0631\u0633\u0627\u0644 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u0647 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 Netflow Collector \u0628\u0631\u0627\u06cc \u06af\u0631\u0641\u062a\u0646 \u062e\u0631\u0648\u062c\u06cc: \u0648\u0638\u06cc\u0641\u0647 Netflow Collector \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u062c\u0645\u0639\u200c\u0622\u0648\u0631\u06cc \u0634\u062f\u0647 \u0631\u0627 \u0633\u0631 \u0647\u0645 \u06a9\u0646\u062f \u062a\u0627 \u0628\u0647 \u0634\u06a9\u0644 \u0642\u0627\u0628\u0644 \u0641\u0647\u0645 \u0648 \u06af\u0631\u0627\u0632\u0634\u0627\u062a \u0645\u0641\u06cc\u062f\u06cc \u062f\u0631\u0622\u06cc\u0646\u062f \u062a\u0627 \u0628\u062a\u0648\u0627\u0646 \u0627\u0632 \u0622\u062f\u0631 \u0622\u0646\u0627\u0644\u06cc\u0632 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0648 \u0627\u0645\u0646\u06cc\u062a \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f. \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0647 \u0635\u0648\u0631\u062a \u062f\u0648\u0631\u0647\u200c\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f (\u0628\u0631\u062e\u0644\u0627\u0641 SNMP polling).<\/li>\n<\/ol>\n\n\n\n<p>NetFlow cache \u0647\u0645\u0648\u0627\u0631\u0647 \u062f\u0631 \u062d\u0627\u0644 \u067e\u0631 \u0634\u062f\u0646 \u0628\u0627 flow \u0647\u0627\u0633\u062a \u0648 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u0631\u0648\u062a\u0631&nbsp;\u06cc\u0627 \u0633\u0648\u06cc\u06cc\u0686 \u062f\u0631\u062d\u0627\u0644 \u0633\u0631\u0686 flow\u0647\u0627\u06cc \u062e\u0627\u062a\u0645\u0647 \u06cc\u0627\u0641\u062a\u0647 \u06cc\u0627 \u0645\u0646\u0642\u0636\u06cc \u0634\u062f\u0647 \u062f\u0631 \u0627\u06cc\u0646 cache \u0627\u0633\u062a. \u0627\u06cc\u0646 flow \u0647\u0627 \u0628\u0647 \u0633\u0631\u0648\u0631 NetFlow collector &nbsp;\u0627\u06a9\u0633\u067e\u0648\u0631\u062a \u0645\u06cc \u0634\u0648\u0646\u062f. \u062a\u0642\u0631\u06cc\u0628\u0627 30 \u062a\u0627 50 \u062a\u0627 Flow \u0628\u0627 \u0647\u0645 \u062f\u0633\u062a\u0647\u200c\u0628\u0646\u062f\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u0648 \u062f\u0631 \u0641\u0631\u0645\u062a UDP \u0628\u0647 \u0633\u0631\u0648\u0631 NetFlow collector \u0645\u0646\u062a\u0642\u0644 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 NetFlow collector \u06af\u0632\u0627\u0631\u0634\u0627\u062a \u0628\u0644\u0627\u062f\u0631\u0646\u06af \u06cc\u0627 \u0633\u0648\u0627\u0628\u0642 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p>\u0628\u0631\u062e\u06cc \u0627\u0632 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631\u0647\u0627\u06cc Collector \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SolarWinds NetFlow Traffic Analyzer<\/li>\n\n\n\n<li>ManageEngine NetFlow Analyzer Professional<\/li>\n\n\n\n<li>Paessler PRTG<\/li>\n\n\n\n<li>Plixer International Scrutinizer NetFlow and sFlow Analyzer<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"when-ends-Flow\">flow\u0647\u0627 \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u062e\u0627\u062a\u0645\u0647 \u0645\u06cc\u200c\u06cc\u0627\u0628\u0646\u062f\u061f<\/h2>\n\n\n\n<p>\u0631\u0648\u062a\u0631 \u0648 \u0633\u0648\u0626\u06cc\u0686 \u0686\u06af\u0648\u0646\u0647 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u062f\u0627\u0645 flow \u0628\u0631\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u06af\u0631\u0641\u062a\u0646 &#8211; \u0627\u06a9\u0633\u067e\u0648\u0631\u062a\u060c \u0628\u0647 \u0633\u0631\u0648\u0631 netflow collector \u0641\u0631\u0633\u062a\u0627\u062f\u0647 \u0634\u0648\u0646\u062f\u061f<\/p>\n\n\n\n<p>\u0627\u06cc\u0646 \u0627\u062a\u0641\u0627\u0642 \u0632\u0645\u0627\u0646\u06cc \u0645\u06cc\u200c\u0627\u0641\u062a\u062f \u06a9\u0647:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u0627\u0631\u062a\u0628\u0627\u0637\u0627\u062a \u0634\u0628\u06a9\u0647 \u067e\u0627\u06cc\u0627\u0646 \u06cc\u0627\u0628\u062f \u0648 \u0628\u0633\u062a\u0647 \u062f\u0627\u0631\u0627\u06cc TCP flag \u0627\u06cc \u0628\u0627\u0634\u062f \u06a9\u0647 \u0646\u0634\u0627\u0646\u200c\u062f\u0647\u0646\u062f\u0647 \u067e\u0627\u06cc\u0627\u0646 flow \u0627\u0633\u062a \u0645\u062b\u0644 FIN \u0648 RST \u0648 &#8230;<\/li>\n\n\n\n<li>\u0628\u0633\u062a\u0647 \u0628\u0631\u0627\u06cc \u0645\u062f\u062a \u0632\u06cc\u0627\u062f\u06cc \u062f\u0631 \u062d\u0627\u0644\u062a \u063a\u06cc\u0631\u0641\u0639\u0627\u0644 \u0628\u0627\u0634\u062f \u0645\u062b\u0644\u0627 \u0647\u06cc\u0686 \u0628\u0633\u062a\u0647 \u062c\u062f\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc flew \u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0634\u0648\u062f. inactive flow timer \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 15 \u062b\u0627\u0646\u06cc\u0647 \u0627\u0633\u062a.<\/li>\n\n\n\n<li>\u0628\u0633\u062a\u0647 \u0628\u0631\u0627\u06cc \u0645\u062f\u062a \u0632\u0645\u0627\u0646 \u0632\u06cc\u0627\u062f\u06cc \u0641\u0639\u0627\u0644 \u0627\u0633\u062a \u0648 \u0627\u06cc\u0646 \u0632\u0645\u0627\u0646 \u0628\u06cc\u0634 \u0627\u0632 \u0632\u0645\u0627\u0646 active timer \u0628\u0627\u0634\u062f. \u0645\u062b\u0644\u0627 \u062f\u0627\u0646\u0644\u0648\u062f \u0637\u0648\u0644\u0627\u0646\u06cc ftp. \u0639\u062f\u062f active flow timer \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 30 \u062f\u0642\u06cc\u0642\u0647 \u0627\u0633\u062a.<\/li>\n<\/ol>\n\n\n\n<p>\u062a\u0627\u06cc\u0645\u0631\u0647\u0627 \u0642\u0627\u0628\u0644 \u062a\u063a\u06cc\u06cc\u0631 \u0647\u0633\u062a\u0646\u062f \u0627\u0645\u0627 \u062f\u0631 \u0628\u06cc\u0634\u062a\u0631 \u0645\u0648\u0627\u0642\u0639 \u0627\u0632 \u0647\u0645\u0627\u0646 \u0645\u0642\u062f\u0627\u0631 \u067e\u06cc\u0634 \u0641\u0631\u0636 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0628\u0647 \u062c\u0632 \u0633\u06cc\u0633\u06a9\u0648 \u0633\u0648\u0626\u06cc\u0686 \u0647\u0627\u06cc \u0633\u0631\u06cc Catalyst 6500.<\/p>\n\n\n\n<p>&nbsp;Collector \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f flow \u0647\u0627 \u0631\u0627 \u062a\u0631\u06a9\u06cc\u0628 \u0648 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0631\u0627 \u062a\u062c\u0645\u06cc\u0639 \u06a9\u0646\u062f. \u0645\u062b\u0644\u0627 \u062f\u0631 \u062f\u0627\u0646\u0644\u0648\u062f FTP \u06a9\u0647 \u0628\u06cc\u0634 \u0627\u0632 \u062a\u0627\u06cc\u0645\u0631 \u0627\u06a9\u062a\u06cc\u0648 \u0637\u0648\u0644 \u0645\u06cc\u200c\u06a9\u0634\u062f\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0686\u0646\u062f\u06cc\u0646 flow \u062a\u0642\u0633\u06cc\u0645 \u06a9\u0646\u062f \u0648 collector \u0627\u06cc\u0646 flow \u0647\u0627 \u0631\u0627 \u062a\u0631\u06a9\u06cc\u0628 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u06a9\u0644 \u062a\u0631\u0627\u0641\u06cc\u06a9 FTP \u0631\u0627 \u062f\u0631 \u0632\u0645\u0627\u0646 \u0645\u0634\u062e\u0635\u06cc \u0627\u0632 \u0631\u0648\u0632 \u0628\u0647 \u0633\u0631\u0648\u0631 \u0646\u0645\u0627\u06cc\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n\n\n\n<p>\u062f\u0631 \u0641\u0631\u0622\u06cc\u0646\u062f NetFlow \u06a9\u0647 \u062f\u0631 \u0631\u0648\u062a\u0631 \u0648 \u0633\u0648\u0626\u06cc\u0686\u060c \u0627\u0628\u062a\u062f\u0627 \u067e\u0631\u0648\u0633\u0647 \u0645\u0627\u0646\u06cc\u062a\u0648\u0631\u06cc\u0646\u06af \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0645\u062b\u0644\u0627 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u0645 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u067e\u0648\u0631\u062a \u062e\u0627\u0635\u06cc \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u0648 \u062a\u062d\u0644\u06cc\u0644 \u06a9\u0646\u06cc\u0645. \u0628\u0639\u062f \u0627\u0632 \u0645\u0627\u0646\u06cc\u062a\u0648\u0631\u06cc\u0646\u06af \u0646\u0648\u0628\u062a \u067e\u0631\u062f\u0627\u0632\u0634 \u0627\u0633\u062a \u06cc\u0639\u0646\u06cc \u0648 \u062f\u06cc\u062a\u0627\u06cc \u0644\u0627\u0632\u0645 \u06a9\u0634 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0633\u067e\u0633 \u0627\u0632 \u0627\u06cc\u0646 \u062f\u06cc\u062a\u0627 \u0628\u0631\u0627\u06cc \u062a\u062d\u0644\u06cc\u0644\u060c \u0627\u06a9\u0633\u067e\u0648\u0631\u062a \u0645\u06cc\u200c\u0634\u0648\u062f \u062a\u0627 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0628\u062a\u0648\u0627\u0646\u062f \u0622\u0646 \u0631\u0627 \u062a\u062d\u0644\u06cc\u0644 \u06a9\u0646\u062f. \u062a\u0648\u062c\u0647 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0627\u06cc\u0646 \u0631\u0648\u062a\u0631 \u0646\u06cc\u0633\u062a \u06a9\u0647 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0631\u0627 \u062a\u062d\u0644\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0628\u0644\u06a9\u0647 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 Collector \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0631\u0627 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"NetFlow-versions\">\u0646\u0633\u062e\u0647 \u0647\u0627\u06cc NetFlow<\/h2>\n\n\n\n<p>\u0627\u0648\u0644\u06cc\u0646 \u0646\u0633\u062e\u0647 NetFlow \u062a\u0648\u0633\u0637 \u0633\u06cc\u0633\u06a9\u0648 \u0627\u0631\u0627\u06cc\u0647 \u0634\u062f \u0648 \u0645\u062d\u062f\u0648\u062f \u0628\u0647 IPv4 \u0628\u0648\u062f \u06a9\u0647 \u0627\u0644\u0628\u062a\u0647 \u062f\u0631 \u062d\u0627\u0644 \u062d\u0627\u0636\u0631 \u06a9\u0633\u06cc \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0646\u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p>\u0646\u0633\u062e\u0647 \u0647\u0627\u06cc 2 \u0648 3 \u0648 4 \u0646\u0633\u062e\u0647 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0628\u0648\u062f \u0648 \u06a9\u0627\u0631\u0628\u0631\u062f \u0639\u0645\u0648\u0645\u06cc \u0646\u062f\u0627\u0634\u062a.<\/p>\n\n\n\n<p>NetFlow v5 \u0631\u0627\u06cc\u062c\u200c\u062a\u0631\u06cc\u0646 \u0646\u0633\u062e\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0647\u0645\u0686\u0646\u0627\u0646 \u062a\u0648\u0633\u0637 \u0628\u0633\u06cc\u0627\u0631\u06cc \u0628\u0631\u0646\u062f\u0647\u0627\u06cc \u0631\u0648\u062a\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0646\u0633\u062e\u0647\u060c \u0641\u0631\u0645\u062a \u0628\u0633\u062a\u0647 \u062b\u0627\u0628\u062a \u0627\u0633\u062a \u0648 \u0645\u0627\u0646\u06cc\u062a\u0648\u0631\u06cc\u0646\u06af \u062a\u0631\u0627\u0641\u06cc\u06a9 NetFlow \u0648 \u06af\u0632\u0627\u0631\u0634\u200c\u062f\u0647\u06cc \u0622\u0633\u0627\u0646\u200c\u062a\u0631 \u0627\u0633\u062a \u0686\u0648\u0646 \u0645\u062d\u062a\u0648\u0627\u06cc \u0647\u0631 \u0628\u0633\u062a\u0647 \u0628\u0647 \u0633\u0631\u0639\u062a \u0642\u0627\u0628\u0644 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0627\u0633\u062a. \u0646\u0633\u062e\u0647 5 \u0628\u0647\u0628\u0648\u062f\u0647\u0627\u06cc \u0628\u0633\u06cc\u0627\u0631\u06cc \u062f\u0627\u0634\u062a \u0645\u0627\u0646\u0646\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 BGP.<\/p>\n\n\n\n<p>\u0646\u0633\u062e\u0647 6 \u062d\u062a\u06cc \u062a\u0648\u0633\u0637 \u0633\u06cc\u0633\u06a9\u0648 \u0647\u0645 \u062f\u06cc\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0646\u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n<p>\u0646\u0633\u062e\u0647 7 \u0648 8 \u0646\u06cc\u0632 \u0628\u0647\u0628\u0648\u062f\u0647\u0627\u06cc\u06cc \u062f\u0627\u0634\u062a \u0627\u0645\u0627 \u062f\u06cc\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0646\u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0646\u0633\u062e\u0647 7 \u0645\u0634\u0627\u0628\u0647 \u0646\u0633\u062e\u0647 5 \u0628\u0648\u062f \u0648 \u062f\u0631 \u0633\u0648\u0626\u06cc\u0686 \u0647\u0627\u06cc \u06a9\u0627\u062a\u0627\u0644\u06cc\u0633\u062a \u0633\u06cc\u0633\u06a9\u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc\u200c\u0634\u062f.&nbsp;<\/p>\n\n\n\n<p>NetFlow version 9 \u062f\u0631 \u062d\u0627\u0644 \u0631\u0627\u06cc\u062c \u0634\u062f\u0646 \u0627\u0633\u062a. \u0641\u0631\u0645\u062a \u0628\u0633\u062a\u0647 \u062f\u0631 \u0622\u0646 \u062f\u06cc\u0646\u0627\u0645\u06cc\u06a9 \u0627\u0633\u062a \u0648 \u0642\u0627\u0628\u0644\u06cc\u062a FNF \u062f\u0627\u0631\u062f\u0648 \u0622\u0646 \u0631\u0627 \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p>IPFIX \u0627\u063a\u0644\u0628 \u0628\u0647 NetFlow version 10 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u0648 \u0627\u06cc\u0646 \u0646\u0633\u062e\u0647 \u0628\u0631\u0627\u06cc \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0646 IPFIX \u0627\u0633\u062a\u0641\u0627\u062f \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-configure-NetFlow-on-router\">\u0646\u062d\u0648\u0647 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc NetFlow \u062f\u0631 \u0631\u0648\u062a\u0631<\/h2>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Netflow \u0628\u0627\u06cc\u062f \u0631\u0648\u06cc \u062f\u0633\u062a\u06af\u0627\u0647\u06cc \u0645\u0627\u0646\u0646\u062f \u0631\u0648\u062a\u0631 \u0641\u0639\u0627\u0644 \u0634\u0648\u062f \u0627\u0644\u0628\u062a\u0647 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u06a9\u0627\u0631 \u0631\u0627\u062d\u062a\u06cc \u0627\u0633\u062a \u0648 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0627\u0639\u0645\u0627\u0644 \u0647\u06cc\u0686 \u062a\u063a\u06cc\u06cc\u0631\u06cc \u062f\u0631 \u0634\u0628\u06a9\u0647 \u0646\u06cc\u0633\u062a. Netflow \u0631\u0648\u06cc \u0647\u0631 \u062f\u0633\u062a\u06af\u0627\u0647 \u0645\u0633\u062a\u0642\u0644 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0644\u0627\u0632\u0645 \u0646\u06cc\u0633\u062a \u0631\u0648\u06cc \u0647\u0645\u0647 \u062a\u062c\u0647\u06cc\u0632\u0627\u062a \u0641\u0639\u0627\u0644 \u0634\u0648\u062f. \u0648\u06cc\u0698\u06af\u06cc \u0645\u0647\u0645 Netflow \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u06a9\u0627\u0645\u0644\u0627 \u067e\u0646\u0647\u0627\u0646 \u0627\u0632 \u062f\u06cc\u062f \u062a\u062c\u0647\u06cc\u0632\u0627\u062a \u0648 \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u067e\u0646\u0647\u0627\u0646 \u0627\u0633\u062a.<\/p>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0642\u0633\u0645\u062a \u0628\u0647 \u0686\u06af\u0648\u0646\u06af\u06cc \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc NetFlow \u0631\u0648\u06cc \u0631\u0648\u062a\u0631 \u0633\u06cc\u0633\u06a9\u0648 \u0628\u0627 \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 IOS \u0645\u06cc\u200c\u067e\u0631\u062f\u0627\u0632\u06cc\u0645.<\/p>\n\n\n\n<p>\u062f\u0631 \u0633\u0645\u062a \u0686\u067e \u062a\u0635\u0648\u06cc\u0631 \u0647\u0627\u0633\u062a\u06cc \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u0627\u0632 \u0637\u0631\u06cc\u0642 R1 \u0627\u06cc\u0646\u062a\u0631\u0646\u062a \u06af\u0631\u062f\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f. \u062f\u0631 \u067e\u0627\u06cc\u06cc\u0646 \u062a\u0635\u0648\u06cc\u0631 \u0633\u0631\u0648\u0631\u06cc \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0645\u062a\u0646 \u0628\u0627\u0632 \u0622\u0646\u0627\u0644\u06cc\u0632 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0627\u0632 NetFlow \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f. \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0627\u06cc\u0646 \u0633\u0631\u0648\u0631 \u0627\u0632 \u0645\u0628\u062d\u062b \u0645\u0627 \u062e\u0627\u0631\u062c \u0627\u0633\u062a.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"694\" height=\"267\" src=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/xcisco-netflow-topology.jpg\" alt=\"\u0646\u062d\u0648\u0647 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc NetFlow \u062f\u0631 \u0631\u0648\u062a\u0631\" class=\"wp-image-31946\" title=\"\u0646\u062d\u0648\u0647 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc NetFlow \u062f\u0631 \u0631\u0648\u062a\u0631\" srcset=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/xcisco-netflow-topology.jpg 694w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2021\/02\/xcisco-netflow-topology-300x115.jpg 300w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><figcaption class=\"wp-element-caption\">\u0622\u0645\u0648\u0632\u0634 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0648 \u06a9\u0627\u0646\u0641\u06cc\u06af NetFlow \u062f\u0631 \u0631\u0648\u062a\u0631<\/figcaption><\/figure>\n\n\n\n<p>1- \u0627\u0628\u062a\u062f\u0627 \u0628\u0627\u06cc\u062f \u0633\u0631\u0648\u0631 \u0631\u0627 \u0645\u0639\u0631\u0641\u06cc \u06a9\u0646\u06cc\u0645. \u0631\u0648\u062a\u0631 \u062a\u0645\u0627\u0645 Flow \u0647\u0627 \u0631\u0627 \u0628\u0647 192.168.1.1 \u0628\u0627 \u067e\u0648\u0631\u062a \u0645\u0642\u0635\u062f UDP \u0628\u0627 \u0634\u0645\u0627\u0631\u0647 2055 \u0645\u06cc\u200c\u0641\u0631\u0633\u062a\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1(config)#ip flow-export destination 192.168.1.1 2055\n<\/pre>\n\n\n\n<p>2-&nbsp; \u0646\u0633\u062e\u0647 NetFlow \u06a9\u0647 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u0631\u0627 \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1(config)#ip flow-export version 9<\/pre>\n\n\n\n<p>3- \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f \u0631\u0648\u062a\u0631 \u0686\u0647 \u0627\u06cc\u0646\u062a\u0631\u0641\u06cc\u0633\u06cc \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 IP \u0622\u0646 \u0628\u0631\u0627\u06cc \u0627\u0631\u0633\u0627\u0644 \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc Netflow \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u062f \u06a9\u0647 \u0627\u0644\u0628\u062a\u0647 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0622\u067e\u0634\u0646\u0627\u0644 \u0627\u0633\u062a:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1(config)#ip flow-export source FastEthernet 0\/0<\/pre>\n\n\n\n<p>4- \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f \u0631\u0648\u062a\u0631 \u0627\u0632 \u0686\u0647 \u0627\u06cc\u0646\u062a\u0631\u0641\u06cc\u0633 \u0647\u0627\u06cc\u06cc \u0628\u0631\u0627\u06cc Track \u06a9\u0631\u062f\u0646 Flow \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1(config)#interface FastEthernet 0\/1<\/pre>\n\n\n\n<p>5- \u0641\u0639\u0627\u0644 \u06a9\u0631\u062f\u0646 \u0642\u0627\u0628\u0644\u06cc\u062a NetFlow \u0631\u0648\u06cc \u0627\u06cc\u0646\u062a\u0631\u0641\u06cc\u0633 \u0647\u0627\u06cc \u0645\u0648\u0631\u062f \u0646\u0638\u0631<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1(config-if)#ip route-cache flow<\/pre>\n\n\n\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u062a\u0645\u0627\u0645 Flow \u0647\u0627 \u0648 Sub interface \u0647\u0627 \u067e\u06cc\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u062f \u0641\u0642\u0637 \u0631\u0648\u06cc \u06cc\u06a9 \u062c\u0647\u062a \u0648 \u06cc\u06a9 Sub interface \u0622\u0646 \u0631\u0627 \u0641\u0639\u0627\u0644 \u06a9\u0646\u06cc\u062f\u060c \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 <strong>ip flow egress<\/strong> \u06cc\u0627 <strong>ip flow ingress <\/strong>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0648 \u062e\u0637\u0627\u06cc\u0627\u0628\u06cc \u0627\u0632 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1#show ip flow export \nR1#show ip flow interface\nR1#show ip cache flow\nR1#clear ip flow stats<\/pre>\n\n\n\n<p>\u0645\u062b\u0644\u0627 \u062e\u0631\u0648\u062c\u06cc \u062f\u0633\u062a\u0648\u0631 R1#show ip flow export \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:&nbsp;<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1#show ip flow export\nFlow export v9 is enabled for main cache\n  Export source and destination details : \n  VRF ID : Default\n    Source(1)       192.168.1.254 (FastEthernet0\/0)\n    Destination(1)  192.168.1.1 (2055) \n  Version 9 flow records\n  433 flows exported in 28 udp datagrams\n  0 flows failed due to lack of export packet\n  0 export packets were sent up to process level\n  0 export packets were dropped due to no fib\n  0 export packets were dropped due to adjacency issues\n  0 export packets were dropped due to fragmentation failures\n  0 export packets were dropped due to encapsulation fixup failures<\/pre>\n\n\n\n<p>\u0646\u0633\u062e\u0647 NetFlow\u060c \u0645\u0628\u062f\u0627 \u0648 \u0645\u0642\u0635\u062f\u060c \u0686\u0647 \u062a\u0639\u062f\u0627\u062f Flow \u0627\u06a9\u0633\u067e\u0648\u0631\u062a \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n\n\n\n<p>&nbsp;<\/p>\n\n\n\n<p>\u0645\u062b\u0644\u0627 \u062e\u0631\u0648\u062c\u06cc \u062f\u0633\u062a\u0648\u0631 R1#show ip cache flow \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:&nbsp;<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">R1#show ip cache flow\nIP packet size distribution (98406 total packets):\n   1-32   64   96  128  160  192  224  256  288  320  352  384  416  448  480\n   .000 .013 .000 .001 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000\n\n    512  544  576 1024 1536 2048 2560 3072 3584 4096 4608\n   .000 .000 .000 .010 .966 .000 .000 .000 .000 .000 .000\n\nIP Flow Switching Cache, 278544 bytes\n  37 active, 4059 inactive, 680 added\n  10154 ager polls, 0 flow alloc failures\n  Active flows timeout in 30 minutes\n  Inactive flows timeout in 15 seconds\nIP Sub Flow Cache, 34056 bytes\n  37 active, 987 inactive, 680 added, 680 added to flow\n  0 alloc failures, 0 force free\n  1 chunk, 1 chunk added\n  last clearing of statistics never\nProtocol         Total    Flows   Packets Bytes  Packets Active(Sec) Idle(Sec)\n--------         Flows     \/Sec     \/Flow  \/Pkt     \/Sec     \/Flow     \/Flow\nTCP-WWW            262      0.1       360  1479     41.1       3.2       8.6\nTCP-other          153      0.0        21  1014      1.4       2.5       9.2\nUDP-other          228      0.0         1   153      0.0       0.0      15.4\nTotal:             643      0.2       152  1461     42.7       1.9      11.2\n\nSrcIf         SrcIPaddress    DstIf         DstIPaddress    Pr SrcP DstP  Pkts\nFa0\/1         52.17.234.27    Fa0\/0         10.56.102.41    06 0050 C1AA     1 \n          \nSrcIf         SrcIPaddress    DstIf         DstIPaddress    Pr SrcP DstP  Pkts\nFa0\/1         23.52.59.27     Fa0\/0         10.56.102.41    06 0050 C21D     5 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 F244     1 \nFa0\/1         185.54.150.17   Fa0\/0         10.56.102.41    06 0050 C228     3 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 D424     1 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 D4C1     1 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 D4D4     1 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 C4F5     1 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 E92E     1 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 C93C     1 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 CD0E     1 \nFa0\/1         31.22.80.141    Fa0\/0         10.56.102.41    06 0050 C21F    46 \nFa0\/1         31.22.80.141    Fa0\/0         10.56.102.41    06 0050 C225    40 \nFa0\/1         31.22.80.141    Fa0\/0         10.56.102.41    06 0050 C224    36 \nFa0\/1         31.22.80.141    Fa0\/0         10.56.102.41    06 0050 C223    42 \nFa0\/1         31.22.80.141    Fa0\/0         10.56.102.41    06 0050 C222    48 \nFa0\/1         31.22.80.141    Fa0\/0         10.56.102.41    06 0050 C220    57 \nFa0\/1         8.8.8.8         Local         10.56.102.41    11 0035 DDDA     1 \nFa0\/1         74.125.71.138   Fa0\/0         10.56.102.41    06 01BB C1FF     2 \nFa0\/1         74.125.71.138   Fa0\/0         10.56.102.41    06 01BB C21E     8 \nFa0\/1         213.239.154.20  Fa0\/0         10.56.102.41    06 01BB C21C     8 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C227     2 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C226     3 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C227     1 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C226     1 \n          \nSrcIf         SrcIPaddress    DstIf         DstIPaddress    Pr SrcP DstP  Pkts\nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C221     3 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C221     4 \nFa0\/1         213.239.154.20  Fa0\/0         10.56.102.41    06 0050 C217    12 \nFa0\/1         213.239.154.20  Fa0\/0         10.56.102.41    06 0050 C217     3 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C219    42 \nFa0\/1         213.239.154.20  Fa0\/0         10.56.102.41    06 0050 C21B     3 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C21A    10 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C218    58 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C219    11 \nFa0\/1         213.239.154.20  Fa0\/0         10.56.102.41    06 0050 C21B     3 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C21A    92 \nFa0\/1         213.239.154.21  Fa0\/0         10.56.102.41    06 0050 C218     9 \nFa0\/1         74.125.71.154   Fa0\/0         10.56.102.41    06 0050 C229     4<\/pre>\n\n\n\n<p>\u0627\u06cc\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u062f\u0631\u0633\u062a\u06cc \u06a9\u0627\u0631\u06a9\u0631\u062f Netflow \u0631\u0648\u06cc \u0631\u0648\u062a\u0631 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u0622\u0646\u0686\u0647-\u062f\u0631\u0628\u0627\u0631\u0647-\u067e\u0631\u0648\u062a\u06a9\u0644-net-flow-\u0622\u0645\u0648\u062e\u062a\u06cc\u0645\">\u0622\u0646\u0686\u0647 \u062f\u0631\u0628\u0627\u0631\u0647 \u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0622\u0645\u0648\u062e\u062a\u06cc\u0645<\/h2>\n\n\n\n<p>\u0645\u062f\u06cc\u0631\u06cc\u062a \u0647\u0648\u0634\u0645\u0646\u062f\u0627\u0646\u0647 \u0634\u0628\u06a9\u0647 \u0628\u062f\u0648\u0646 \u062f\u0627\u0634\u062a\u0646 \u062f\u06cc\u062f \u06a9\u0627\u0641\u06cc \u0627\u0632 \u062c\u0631\u06cc\u0627\u0646 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0645\u0645\u06a9\u0646 \u0646\u06cc\u0633\u062a. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0647\u200c\u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0631\u062f\u06cc\u0645 \u06a9\u0647 netflow \u0686\u06cc\u0633\u062a \u0648 \u0686\u0637\u0648\u0631 \u0628\u0647 \u0645\u062f\u06cc\u0631\u06cc\u062a \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0647\u0645\u0686\u0646\u06cc\u0646 \u062f\u06cc\u062f\u06cc\u0645 \u06a9\u0647 \u0628\u0627 \u0627\u06cc\u0646 \u0641\u0646\u0627\u0648\u0631\u06cc \u0686\u0637\u0648\u0631 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0645\u0646\u06cc\u062a \u0634\u0628\u06a9\u0647 \u0631\u0627 \u0627\u0631\u062a\u0642\u0627 \u062f\u0647\u06cc\u062f \u0648 \u0645\u0634\u06a9\u0644\u0627\u062a \u062a\u0631\u0627\u0641\u06cc\u06a9\u06cc \u0631\u0627 \u0633\u0631\u06cc\u0639\u200c\u062a\u0631 \u0628\u0631\u0637\u0631\u0641 \u0633\u0627\u0632\u06cc\u062f. \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0627\u0628\u0632\u0627\u0631 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0633\u06cc\u0633\u06a9\u0648 \u0648 \u062a\u062d\u0644\u06cc\u0644 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0622\u0646 \u062f\u0631 \u06cc\u06a9 \u0646\u0631\u0645\u200c\u0627\u0641\u0632\u0627\u0631 \u06a9\u0644\u06a9\u062a\u0648\u0631\u060c \u0647\u06cc\u0686 \u062c\u0632\u0626\u06cc\u0627\u062a\u06cc \u0627\u0632 \u0686\u0634\u0645 \u0634\u0645\u0627 \u067e\u0646\u0647\u0627\u0646 \u0646\u0645\u06cc\u200c\u0645\u0627\u0646\u062f.<\/p>\n\n\n\n<p>\u0627\u0632 \u0622\u0646\u200c\u062c\u0627 \u06a9\u0647 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0648 \u06a9\u0627\u0646\u0641\u06cc\u06af \u062f\u0642\u06cc\u0642 \u0627\u06cc\u0646 \u067e\u0631\u0648\u062a\u06a9\u0644 \u0631\u0648\u06cc \u0631\u0648\u062a\u0631\u0647\u0627 \u0648 \u0633\u0648\u0626\u06cc\u0686\u200c\u0647\u0627 \u0628\u0647 \u062a\u062e\u0635\u0635 \u0648 \u062a\u062c\u0631\u0628\u0647 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u062f\u060c \u067e\u06cc\u0634\u0646\u0647\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0631\u0627 \u0628\u0647 \u0645\u062a\u062e\u0635\u0635\u0627\u0646 \u0627\u06cc\u0646 \u062d\u0648\u0632\u0647 \u0628\u0633\u067e\u0627\u0631\u06cc\u062f. \u0645\u0627 \u062f\u0631 \u0628\u062e\u0634 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc\u060c \u0634\u0645\u0627 \u0631\u0627 \u062f\u0631 \u067e\u0627\u06cc\u0634 \u0648 \u0628\u0647\u06cc\u0646\u0647\u200c\u0633\u0627\u0632\u06cc \u0632\u06cc\u0631\u0633\u0627\u062e\u062a\u200c\u0647\u0627\u06cc \u0627\u0631\u062a\u0628\u0627\u0637\u06cc \u06a9\u0633\u0628\u200c\u0648\u06a9\u0627\u0631\u062a\u0627\u0646 \u0647\u0645\u0631\u0627\u0647\u06cc \u06a9\u0646\u06cc\u0645. \u0628\u0631\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u0634\u0627\u0648\u0631\u0647 \u06cc\u0627 \u062b\u0628\u062a \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u062e\u062f\u0645\u0627\u062a \u06a9\u0627\u0641\u06cc\u0633\u062a \u0628\u0627 \u0634\u0645\u0627\u0631\u0647 <a href=\"tel:02154591824\" target=\"_blank\" rel=\"noreferrer noopener\">0218363 <\/a>\u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f.<\/p>\n\n\n<div class=\"oembed-card clearfix\"><div class=\"box-tumbnail-bnr\">\n                        <a href=\"https:\/\/falnic.com\/services\/network\/support\" target=\"_blank\" rel=\"noopener\">\n                            <img class=\"o-thumb\" \n                     src=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2024\/04\/network-support-service.webp\" \n                     alt=\"\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0634\u0628\u06a9\u0647 \u0641\u0648\u0631\u06cc \u062a\u0648\u0633\u0637 \u0645\u062a\u062e\u0635\u0635\u0627\u0646 \u0641\u0627\u0644\u0646\u06cc\u06a9 \u0627\u06cc\u0631\u0627\u0646 \u0627\u0686 \u067e\u06cc\" \n                     loading=\"lazy\" \n                     id=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2024\/04\/network-support-service.webp\"\n                     decoding=\"async\" srcset=\"https:\/\/falnic.com\/blog\/wp-content\/uploads\/2024\/04\/network-support-service.webp 1024w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2024\/04\/network-support-service-300x200.webp 300w, https:\/\/falnic.com\/blog\/wp-content\/uploads\/2024\/04\/network-support-service-768x512.webp 768w\" \n                      sizes=\"auto, (max-width: 300px) 100vw, 300px\" width=\"1024\" height=\"683\">\n                        <\/a>\n                      <\/div><div class=\"container-box-content\">\n                        <div class=\"o-title\">\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0634\u0628\u06a9\u0647 \u0641\u0648\u0631\u06cc \u062a\u0648\u0633\u0637 \u0645\u062a\u062e\u0635\u0635\u0627\u0646 \u0641\u0627\u0644\u0646\u06cc\u06a9 \u0627\u06cc\u0631\u0627\u0646 \u0627\u0686 \u067e\u06cc<\/div>\n                        <div class=\"o-description\">\u0628\u0627 \u062e\u062f\u0645\u0627\u062a \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0634\u0628\u06a9\u0647 \u0645\u062a\u062e\u0635\u0635\u0627\u0646 \u0641\u0627\u0644\u0646\u06cc\u06a9\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0628\u0631\u0648\u0632 \u0645\u0634\u06a9\u0644\u0627\u062a \u0634\u0628\u06a9\u0647 \u067e\u06cc\u0634\u06af\u06cc\u0631\u06cc \u06a9\u0631\u062f\u0647 \u06cc\u0627 \u0645\u0634\u06a9\u0644\u0627\u062a \u0631\u0627 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0628\u0631\u0637\u0631\u0641 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0647\u0631\u06af\u0632 \u062a\u0648\u0642\u0641 \u06a9\u0633\u0628\u200c\u0648\u06a9\u0627\u0631\u062a\u0627\u0646 \u0631\u0627 \u062a\u062c\u0631\u0628\u0647 \u0646\u06a9\u0646\u06cc\u062f. \u0628\u0631\u0627\u06cc \u062b\u0628\u062a \u0633\u0641\u0627\u0631\u0634 \u06cc\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u0634\u0627\u0648\u0631\u0647\u060c \u06a9\u0644\u06cc\u06a9 \u06a9\u0646\u06cc\u062f:<\/div>\n                        <div class=\"box-btns-bnr\"><a href=\"https:\/\/falnic.com\/services\/network\/support\" class=\"o-button btn1-bnr\" target=\"_blank\" rel=\"noopener\">\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0634\u0628\u06a9\u0647<\/a><a href=\"tel:02154591824\" class=\"o-button btn2-bnr\" target=\"_blank\" rel=\"noopener\">\u0645\u0634\u0627\u0648\u0631\u0647 \u0631\u0627\u06cc\u06af\u0627\u0646<\/a>    <\/div>\n                      <\/div>\n                  <\/div>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;31935&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;3&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;4&quot;,&quot;greet&quot;:&quot;post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (3 \u0627\u0645\u062a\u06cc\u0627\u0632)&quot;,&quot;size&quot;:&quot;20&quot;,&quot;title&quot;:&quot;\u067e\u0631\u0648\u062a\u06a9\u0644 netflow \u0686\u06cc\u0633\u062a\u061f&quot;,&quot;width&quot;:&quot;118&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} \u0627\u0645\u062a\u06cc\u0627\u0632)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 118px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 20px; height: 20px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 16px;\">\n            5\/5 - (3 \u0627\u0645\u062a\u06cc\u0627\u0632)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>netflow \u0686\u06cc\u0633\u062a\u061f \u067e\u0631\u0648\u062a\u06a9\u0644 NetFlow \u0645\u0627\u0646\u0646\u062f \u0635\u0648\u0631\u062a \u062d\u0633\u0627\u0628 \u062a\u0644\u0641\u0646 \u0627\u0633\u062a \u06a9\u0647 \u062a\u0645\u0627\u0645 \u0645\u06a9\u0627\u0644\u0645\u0627\u062a \u0634\u0645\u0627 \u0631\u0627 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0645\u062b\u0644\u0627 \u0628\u0647 \u06a9\u062c\u0627 \u0648 \u0686\u0647 \u0645\u062f\u062a \u062a\u0645\u0627\u0633 \u06af\u0631\u0641\u062a\u06cc\u062f. \u062f\u0631 NetFlow \u062a\u0645\u0627\u0645 IP \u0622\u062f\u0631\u0633 \u0647\u0627\u06cc \u0634\u0628\u06a9\u0647 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f. \u0627\u06cc\u0646 \u062e\u062f\u0645\u0627\u062a \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u06a9\u0646\u0646\u062f \u062a\u0627 \u0634\u0628\u06a9\u0647 \u062e\u0648\u062f \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u062d\u0631\u0641\u0647\u200c\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0631\u062f\u0647 \u0648 \u0627\u0632 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f NetFlow \u0628\u0631\u0627\u06cc &hellip;<\/p>\n","protected":false},"author":4,"featured_media":31944,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-31935","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server-and-network-equipment"],"_links":{"self":[{"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/posts\/31935","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/comments?post=31935"}],"version-history":[{"count":2,"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/posts\/31935\/revisions"}],"predecessor-version":[{"id":92032,"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/posts\/31935\/revisions\/92032"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/media\/31944"}],"wp:attachment":[{"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/media?parent=31935"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/categories?post=31935"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/falnic.com\/blog\/wp-json\/wp\/v2\/tags?post=31935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}