{"id":52464,"date":"2023-06-13T22:08:41","date_gmt":"2023-06-13T21:08:41","guid":{"rendered":"https:\/\/www.soitron.com\/?p=52464"},"modified":"2023-06-13T22:10:14","modified_gmt":"2023-06-13T21:10:14","slug":"softverovo-definovana-siet-urychluje-beh-firemnych-aplikacii","status":"publish","type":"post","link":"https:\/\/new.soitron.com\/sk\/softverovo-definovana-siet-urychluje-beh-firemnych-aplikacii\/","title":{"rendered":"Softv\u00e9rovo definovan\u00e1 sie\u0165 ur\u00fdch\u013euje beh firemn\u00fdch aplik\u00e1ci\u00ed"},"content":{"rendered":"\n

Firemn\u00e1 d\u00e1tov\u00e1 prev\u00e1dzka v posledn\u00fdch rokoch celkom zmenila podobu. A hlavn\u00fdmi \u201evinn\u00edkmi\u201c s\u00fa mas\u00edvny rozvoj cloudu a vyu\u017e\u00edvanie slu\u017eieb Software as a Service (SaaS). Covidov\u00e1 doba spojen\u00e1 s presunom pracovn\u00edkov na home office t\u00fato situ\u00e1ciu e\u0161te umocnila. Po\u010det cloudov\u00fdch aplik\u00e1ci\u00ed, ktor\u00e9 firemn\u00ed zamestnanci denne potrebuj\u00fa k pr\u00e1ci, sa u\u017e teraz po\u010d\u00edta v desiatkach. Odpove\u010f na nov\u00fa podobu distrib\u00facie d\u00e1t na pobo\u010dky a ku vzdialen\u00fdm zamestnancom predstavuje SD-WAN, softv\u00e9rovo definovan\u00e1 WAN sie\u0165.<\/strong><\/p>\n\n\n\n

V tradi\u010dnom centralizovanom modeli WAN be\u017eia aplik\u00e1cie vo firemnom d\u00e1tovom centre a pobo\u010dky sa k nim prip\u00e1jaj\u00fa v\u00e4\u010d\u0161inou prostredn\u00edctvom MPLS liniek. Cel\u00e1 prev\u00e1dzka smeruje z pobo\u010diek na centr\u00e1lu a a\u017e z nej eventu\u00e1lne do internetu a ku cloudov\u00fdm aplik\u00e1ci\u00e1m. Pokia\u013e do takej infra\u0161trukt\u00fary za\u010dnete vo v\u00e4\u010d\u0161om meradle zapojova\u0165 pou\u017e\u00edvanie cloudov\u00fdch slu\u017eieb, ako napr\u00edklad Microsoft 365, Dropbox alebo n\u00e1stroje pre vzdialen\u00fa spolupr\u00e1cu, naraz\u00edte s najv\u00e4\u010d\u0161ou pravdepodobnos\u0165ou na kapacitn\u00fd probl\u00e9m. Ka\u017ed\u00e1 nov\u00e1 slu\u017eba toti\u017e bude vy\u017eadova\u0165 posilnenie MPLS liniek medzi centr\u00e1lou a pobo\u010dkami, inak za\u010dne konektivita viaznu\u0165.<\/p>\n\n\n\n

Prv\u00fdm logick\u00fdm krokom v takejto situ\u00e1cii m\u00f4\u017ee by\u0165 takzvan\u00fd \u201elocal internet breakout\u201c, pri ktorom za\u010dn\u00fa pobo\u010dky konzumova\u0165 cloudov\u00e9 slu\u017eby priamo cez lacnej\u0161\u00ed miestny internet. Kapacity drah\u0161\u00edch MPLS liniek tak nebud\u00fa pod tak\u00fdm tlakom.<\/p>\n\n\n\n

SD-WAN pre optimaliz\u00e1ciu konektivity<\/h2>\n\n\n\n

SD-WAN postaven\u00e1 na oddelen\u00ed riadiacej a prenosovej vrstvy potom predstavuje prvok, ktor\u00fd do tejto situ\u00e1cie \u201evnesie poriadok\u201c. V prostred\u00ed SD-WAN toti\u017e m\u00f4\u017ee administr\u00e1tor presne definova\u0165, ktor\u00e1 \u010das\u0165 prev\u00e1dzky bude smerova\u0165 z pobo\u010dky a do pobo\u010dky priamo z internetu a ktor\u00e1 \u010das\u0165 zostane vyhraden\u00e1 pre firemn\u00fa sie\u0165. V sieti je k dispoz\u00edcii nieko\u013eko transportn\u00fdch liniek a riadiaci softv\u00e9r dok\u00e1\u017ee ich vyu\u017eitie balansova\u0165. Spr\u00e1vca definuje, ak\u00e9 parametre linky s\u00fa nevyhnutn\u00e9 pre bezpe\u010dn\u00fd chod aplik\u00e1cie. Vo chv\u00edli, kedy linka tieto parametre nedosahuje (napr\u00edklad d\u00f4jde k v\u00fdpadkom internetu), syst\u00e9m automaticky presmeruje chod aplik\u00e1cie na in\u00fa linku (napr\u00edklad MPLS). Tento pr\u00edstup dok\u00e1\u017ee zv\u00fd\u0161i\u0165 kvalitu prenosu a v\u00fdkonnos\u0165 jednotliv\u00fdch aplik\u00e1ci\u00ed bez oh\u013eadu na to, \u010di sa nach\u00e1dzaj\u00fa v priv\u00e1tnom d\u00e1tovom centre alebo vyu\u017e\u00edvaj\u00fa infra\u0161trukt\u00faru verejn\u00fdch cloudov. A zamestnanci dostan\u00fa lep\u0161iu u\u017e\u00edvate\u013esk\u00fa sk\u00fasenos\u0165 bez toho, aby ich zauj\u00edmalo, po akej linke ich komunik\u00e1cia be\u017e\u00ed.<\/p>\n\n\n\n

\u201eA potom je tu aj finan\u010dn\u00e1 v\u00fdhoda. Sie\u0165 detekuje, ak\u00fa aplik\u00e1ciu u\u017e\u00edvate\u013e u\u017e\u00edva, ak\u00e9 s\u00fa jej n\u00e1roky na kvalitu prenosu, kapacitu \u010di zabezpe\u010denie. Na z\u00e1klade vopred definovan\u00fdch pravidiel potom orchestr\u00e1tor ur\u010d\u00ed, ktor\u00e1 z komunika\u010dn\u00fdch tr\u00e1s sa pre prenos d\u00e1t vyu\u017eije. Tok d\u00e1t je mo\u017en\u00e9 napr\u00edklad efekt\u00edvne rozdeli\u0165 medzi lacnej\u0161\u00ed internet (napr\u00edklad pre aktualiz\u00e1cie kancel\u00e1rskych programov) a drah\u0161ie MPLS linky (pre kritick\u00e9 d\u00e1ta),\u201c<\/em> dod\u00e1va Martin \u010caprnka, Senior Presales Manager<\/strong> spolo\u010dnosti Soitron<\/strong>.<\/p>\n\n\n\n

\"Computer<\/figure>\n\n\n\n

Spr\u00e1va siete z jedn\u00e9ho miesta<\/h2>\n\n\n\n

Koncept softv\u00e9rovo definovan\u00fdch siet\u00ed (SDN) predstavuje z\u00e1sadn\u00fa zmenu v pr\u00edstupe k riadeniu a spr\u00e1ve. V\u010faka oddeleniu vrstvy pre d\u00e1ta a riadenie z\u00edskava administr\u00e1tor priestor pre definovanie mno\u017estva polit\u00edk. V riadiacej softv\u00e9rovo definovanej vrstve m\u00f4\u017ee uplat\u0148ova\u0165 v\u0161etky pokyny pre fungovanie siete, bezpe\u010dnostn\u00e9 politiky, nastavenie u\u017e\u00edvate\u013esk\u00fdch pr\u00edstupov alebo aktualiz\u00e1ci\u00ed. SD-WAN tie\u017e dovo\u013euje automatizova\u0165 aktivity spojen\u00e9 s prip\u00e1jan\u00edm nov\u00fdch pobo\u010diek a nasadzovan\u00edm nov\u00fdch aplik\u00e1ci\u00ed. Centralizovan\u00e1 spr\u00e1va a konfigur\u00e1cia SD-WAN infra\u0161trukt\u00fary minimalizuje riziko konfigura\u010dn\u00fdch ch\u00fdb, a t\u00fdm zvy\u0161uje celkov\u00fa dostupnos\u0165 a bezpe\u010dnos\u0165 IT infra\u0161trukt\u00fary spolo\u010dnosti. Bez oh\u013eadu na to, \u010di ide o pobo\u010dku, dom\u00e1ci po\u010d\u00edta\u010d alebo notebook, nastav\u00ed jednotn\u00e9 pravidl\u00e1 a\u017e do \u00farovne v\u0161etk\u00fdch koncov\u00fdch bodov. A pokia\u013e sa pravidl\u00e1 menia, aktualizuj\u00fa sa, zav\u00e1dza sa nov\u00e1 slu\u017eba a pod., op\u00e4\u0165 sa ku v\u0161etk\u00fdm u\u017e\u00edvate\u013eom dostane zmena naraz.<\/p>\n\n\n\n

Lep\u0161ia konektivita a bezprobl\u00e9mov\u00fd chod aplik\u00e1ci\u00ed s\u00fa teda z\u00e1sadn\u00fdm, ale nie jedin\u00fdm pr\u00ednosom SD-WAN. SDN pr\u00edstup prin\u00e1\u0161a jednoduch\u0161ie nasadzovanie infra\u0161trukt\u00fary, efekt\u00edvnej\u0161iu identifik\u00e1ciu probl\u00e9mov a ich rie\u0161enie alebo \u013eah\u0161ie nasadenie bezpe\u010dnostn\u00fdch n\u00e1strojov v celej infra\u0161trukt\u00fare a\u017e ku koncov\u00fdm u\u017e\u00edvate\u013eom.<\/p>\n\n\n\n

U\u017eito\u010dn\u00e1 rada z praxe<\/h2>\n\n\n\n

V s\u00fa\u010dasnej dobe pon\u00fakaj\u00fa r\u00f4zne SD-WAN produkty po celom svete nieko\u013eko desiatok dod\u00e1vate\u013eov. Jedn\u00fdm z rie\u0161en\u00ed, ktor\u00e9 Soitron ako implement\u00e1tor odpor\u00fa\u010da svojim z\u00e1kazn\u00edkom, s\u00fa rie\u0161enia n\u00e1\u0161ho partnera Cisco<\/a>. S produktami Cisco m\u00e1me v Soitrone bohat\u00e9 sk\u00fasenosti<\/a>.<\/p>\n\n\n\n

Technologicky tvor\u00ed riadiace prostredie server vBond, ktor\u00e9ho hlavnou \u00falohou je inicializ\u00e1cia jednotliv\u00fdch s\u00fa\u010dast\u00ed SD-WAN. \u010ealej centr\u00e1lna kontroln\u00e1 konzola vManage, ktor\u00e1 sa star\u00e1 o management, monitoring, troubleshooting celej siete. V jej r\u00e1mci sa tie\u017e definuj\u00fa sie\u0165ov\u00e9 a bezpe\u010dnostn\u00e9 politiky. Mozgom riadiacej vrstvy s\u00fa vSmart controllery, ktor\u00e9 aplikuj\u00fa definovan\u00e9 politiky smerom na d\u00e1tov\u00e9 routery, maj\u00fa na starosti inicializ\u00e1ciu a v\u00fdmenu \u0161ifrovac\u00edch k\u00f3dov, ktor\u00fdmi medzi sebou d\u00e1tov\u00e9 routery komunikuj\u00fa. Samotn\u00e9 d\u00e1tov\u00e9 routery (vEdge) funguj\u00fa iba v kontakte s riadiacim prostred\u00edm.<\/p>\n\n\n\n

Tis\u00edc o\u010d\u00ed presne odhal\u00ed, kde to viazne<\/h2>\n\n\n\n

\u201eSD-WAN rie\u0161enie v podan\u00ed Cisca disponuje \u0161ikovnou integr\u00e1ciou v podobe n\u00e1stroja ThousandEyes<\/a>, ktor\u00fd dok\u00e1\u017ee prostredn\u00edctvom siete agentov rozmiestnen\u00fdch po celom internete, vo firemnej sieti aj v koncov\u00fdch zariadeniach poskytova\u0165 preh\u013ead o dostupnosti jednotliv\u00fdch aplik\u00e1ci\u00ed a slu\u017eieb. Pokia\u013e aplik\u00e1cia hnev\u00e1, ThousandEyes ur\u010d\u00ed, \u010di je probl\u00e9m v aplik\u00e1cii, v priv\u00e1tnej komunika\u010dnej infra\u0161trukt\u00fare, v internetovom provideri alebo infra\u0161trukt\u00fare poskytovate\u013ea Public cloud alebo SaaS slu\u017eieb. V\u010faka tomu dok\u00e1\u017eete reagova\u0165 na probl\u00e9my sk\u00f4r, ne\u017e to bude ma\u0165 dopad na va\u0161ich koncov\u00fdch u\u017e\u00edvate\u013eov alebo na slu\u017eby. A v pr\u00edpade probl\u00e9mov sa m\u00f4\u017ee pok\u00fasi\u0165 o presmerovanie prev\u00e1dzky alebo aspo\u0148 m\u00f4\u017ee upozorni\u0165 pr\u00edslu\u0161n\u00e9ho providera, aby chybu odstr\u00e1nil,\u201c<\/em> sumarizuje sie\u0165ov\u00fd expert Cisco Miroslav Brzek<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"

Firemn\u00e1 d\u00e1tov\u00e1 prev\u00e1dzka v posledn\u00fdch rokoch celkom zmenila podobu. A hlavn\u00fdmi \u201evinn\u00edkmi\u201c s\u00fa mas\u00edvny rozvoj cloudu a vyu\u017e\u00edvanie slu\u017eieb Software as a Service (SaaS). Covidov\u00e1 doba spojen\u00e1 s presunom pracovn\u00edkov na home office t\u00fato situ\u00e1ciu e\u0161te umocnila. Po\u010det cloudov\u00fdch aplik\u00e1ci\u00ed, ktor\u00e9 firemn\u00ed zamestnanci denne potrebuj\u00fa k pr\u00e1ci, sa u\u017e teraz po\u010d\u00edta v desiatkach. Odpove\u010f na […]<\/p>\n","protected":false},"author":28,"featured_media":52139,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"news_categories":[391],"class_list":["post-52464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nezaradene","news_categories-sietove-riesenia"],"acf":[],"yoast_head":"\nSoftv\u00e9rovo definovan\u00e1 sie\u0165 ur\u00fdch\u013euje beh firemn\u00fdch aplik\u00e1ci\u00ed - Soitron<\/title>\n<meta name=\"description\" content=\"Odpove\u010f na nov\u00fa podobu distrib\u00facie d\u00e1t na pobo\u010dky a ku vzdialen\u00fdm zamestnancom predstavuje SD-WAN (softv\u00e9rovo definovan\u00e1 WAN sie\u0165).\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Softv\u00e9rovo definovan\u00e1 sie\u0165 ur\u00fdch\u013euje beh firemn\u00fdch aplik\u00e1ci\u00ed - 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