{"id":122015,"date":"2025-02-20T14:22:14","date_gmt":"2025-02-20T12:22:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-netflow-ipfix-sflow-kollektora-xenoeye-25-02"},"modified":"2025-02-20T14:22:14","modified_gmt":"2025-02-20T12:22:15","slug":"vypusk-netflow-ipfix-sflow-kollektora-xenoeye-25-02","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-netflow-ipfix-sflow-kollektora-xenoeye-25-02","title":{"rendered":"Wydanie kolektora Netflow\/IPFIX\/sFlow Xenoeye 25.02","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Opublikowano wydanie kolektora Netflow\/IPFIX\/sFlow Xenoeye 25.02. Kolektor umo\u017cliwia zbieranie statystyk o ruchu z r\u00f3\u017cnych urz\u0105dze\u0144 sieciowych, przesy\u0142anych za pomoc\u0105 protoko\u0142\u00f3w Netflow v5, v9, IPFIX i sFlow, przetwarzanie danych, generowanie raport\u00f3w i tworzenie wykres\u00f3w. Rdze\u0144 projektu napisany jest w j\u0119zyku C, a kod jest rozpowszechniany na licencji ISC.    <\/p>\n<p>Kolektor agreguje ruch sieciowy wed\u0142ug wybranych p\u00f3l i eksportuje dane do PostgreSQL. Na podstawie tych danych mo\u017cna tworzy\u0107 raporty, wykresy (u\u017cywaj\u0105c gnuplot, skrypt\u00f3w w Pythonie + Matplotlib) lub dashboardy w Grafanie. Dodatkowo, kolektor mo\u017ce uruchamia\u0107 skrypty u\u017cytkownik\u00f3w w przypadku przekroczenia prog\u00f3w lub w przypadku spadku ruchu poni\u017cej tych prog\u00f3w.   <center><img decoding=\"async\" alt=\"Wydanie kolektora Netflow\/IPFIX\/sFlow Xenoeye 25.02\" src=\"\/wp-content\/uploads\/2025\/02\/14036e9ad0314171ccf650634a98353e.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <\/p>\n<p>Do obliczania bie\u017c\u0105cej pr\u0119dko\u015bci ruchu u\u017cywane s\u0105 \u015brednie ruchome. Mechanizm monitoruj\u0105cy przekroczenia prog\u00f3w s\u0142u\u017cy do powiadamiania o atakach DoS\/DDoS i uruchamiania t\u0142umienia za pomoc\u0105 og\u0142osze\u0144 BGP (Flowspec lub Blackhole). W komplecie z kolektorem znajduje si\u0119 przyk\u0142ad skryptu robota Telegram, kt\u00f3ry mo\u017ce powiadamia\u0107 w komunikatorze o anomaliach. Kolektor nie jest wymagaj\u0105cy wzgl\u0119dem zasob\u00f3w, mo\u017ce przetwarza\u0107 ruch ma\u0142ych sieci na Raspberry\/Orange Pi lub w maszynie wirtualnej z 2-4 GB pami\u0119ci RAM.      <\/p>\n<p>Zmiany w nowej wersji:  <\/p>\n<ul>\n<li class=\"l\"> Dodano wsparcie dla protoko\u0142u sFlow, kt\u00f3ry umo\u017cliwia analizowanie zawarto\u015bci (payload) pakiet\u00f3w sieciowych i ekstrakcj\u0119 informacji o DNS i TLS (HTTPS) SNI. Hosterzy i w\u0142a\u015bciciele centr\u00f3w danych mog\u0105 wykorzysta\u0107 t\u0119 mo\u017cliwo\u015b\u0107 do walki z phishingiem i oceny tego, jakie <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/domain\/\"   title=\"domeny\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4065\">domeny<\/a> i witryny s\u0105 hostowane w sieci.\n<li class=\"l\"> Dodano wsparcie dla zagnie\u017cd\u017conych \/ hierarchicznych obiekt\u00f3w monitorowania, co pozwala upro\u015bci\u0107 niekt\u00f3re konfiguracje z du\u017c\u0105 ilo\u015bci\u0105 obiekt\u00f3w i zwi\u0119kszy\u0107 wydajno\u015b\u0107 przetwarzania w por\u00f3wnaniu do &#171;p\u0142askiej&#187; listy obiekt\u00f3w monitorowania.\n<li class=\"l\"> Dodano mo\u017cliwo\u015b\u0107 klasyfikacji interfejs\u00f3w \u2014 ruch wybranych interfejs\u00f3w sieciowych router\u00f3w lub switchy mo\u017cna ignorowa\u0107 lub przetwarza\u0107 w spos\u00f3b specjalny.\n<li class=\"l\"> Dodano mo\u017cliwo\u015b\u0107 monitorowania nie tylko wzrost\u00f3w ruchu, ale tak\u017ce spadk\u00f3w poni\u017cej prog\u00f3w, co mo\u017ce by\u0107 przydatne do po\u015bredniego monitorowania poszczeg\u00f3lnych <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/server\/\"   title=\"serwer\u00f3w\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1750\">serwer\u00f3w<\/a> lub us\u0142ug.\n<li class=\"l\"> Dodano mo\u017cliwo\u015b\u0107 zmiany prog\u00f3w ruchu bez ponownego uruchamiania kolektora. Mechanizm ten jest przeznaczony do sytuacji, w kt\u00f3rych u\u017cytkownicy automatycznie obliczaj\u0105 progi na podstawie statystyk z wcze\u015bniejszych okres\u00f3w i okresowo aktualizuj\u0105 progi w kolektorze.\n<li class=\"l\"> Dodano kontener LXC do szybkiego wdra\u017cania i testowania kolektora. Kontener zawiera kolektor z wst\u0119pnie zainstalowanymi obiektami monitorowania, PostgreSQL i Grafana.  <\/ul>\n<p>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62757\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 Netflow\/IPFIX\/sFlow \u043a\u043e\u043b\u043b\u0435\u043a\u0442\u043e\u0440\u0430 Xenoeye 25.02. \u041a\u043e\u043b\u043b\u0435\u043a\u0442\u043e\u0440 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0441\u043e\u0431\u0438\u0440\u0430\u0442\u044c \u0441 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443 \u043e \u043f\u043e\u0442\u043e\u043a\u0430\u0445 \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u0443\u044e \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 Netflow v5, v9, IPFIX \u0438 sFlow, \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435, \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043e\u0442\u0447\u0451\u0442\u044b \u0438 \u0441\u0442\u0440\u043e\u0438\u0442\u044c \u0433\u0440\u0430\u0444\u0438\u043a\u0438. \u042f\u0434\u0440\u043e \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043e \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421, \u043a\u043e\u0434 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 ISC. \u041a\u043e\u043b\u043b\u0435\u043a\u0442\u043e\u0440 \u0430\u0433\u0440\u0435\u0433\u0438\u0440\u0443\u0435\u0442 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0442\u0440\u0430\u0444\u0438\u043a \u043f\u043e \u0432\u044b\u0431\u0440\u0430\u043d\u043d\u044b\u043c \u043f\u043e\u043b\u044f\u043c \u0438 \u044d\u043a\u0441\u043f\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u0442 \u0434\u0430\u043d\u043d\u044b\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":122016,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-122015","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" 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