{"id":82828,"date":"2020-05-25T13:42:21","date_gmt":"2020-05-25T11:42:21","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/svezhie-fishechki-cisco-wi-fi-6"},"modified":"2020-05-25T13:42:21","modified_gmt":"2020-05-25T11:42:21","slug":"svezhie-fishechki-cisco-wi-fi-6","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/administrirovanie\/svezhie-fishechki-cisco-wi-fi-6","title":{"rendered":"Novinky Cisco Wi-Fi 6","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/25541729b3e0b7084767e9d819318b31.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nU\u017e rok po\u010d\u00favame o v\u00fdhod\u00e1ch revolu\u010dn\u00e9ho technologick\u00e9ho \u0161tandardu Wi-Fi 6. Rusk\u00fd legislat\u00edvny r\u00e1mec pre tento \u0161tandard prech\u00e1dza etapami schva\u013eovania a za nieko\u013eko mesiacov nadobudne platnos\u0165, \u010d\u00edm sa vytvoria podmienky na certifik\u00e1ciu komunika\u010dn\u00fdch prostriedkov.<\/p>\n<p>Zameriam sa na to, \u010do popri \u0161tandarde pon\u00faka ved\u00faci dod\u00e1vate\u013e v oblasti firemn\u00fdch bezdr\u00f4tov\u00fdch siet\u00ed, spolo\u010dnos\u0165, v ktorej pracujem u\u017e takmer 12 rokov \u2014 Cisco. Pr\u00e1ve to, \u010do je mimo r\u00e1mca \u0161tandardu, si zasl\u00fa\u017ei pozornos\u0165, pr\u00e1ve tu sa objavuj\u00fa zauj\u00edmav\u00e9 mo\u017enosti.<\/p>\n<p>Bud\u00facnos\u0165 Wi-Fi 6 u\u017e teraz vyzer\u00e1 s\u013eubne: <\/p>\n<ul>\n<li><b>Wi-Fi je najpopul\u00e1rnej\u0161ia technol\u00f3gia bezdr\u00f4tov\u00e9ho pr\u00edstupu<\/b> pod\u013ea po\u010dtu pou\u017e\u00edvan\u00fdch zariaden\u00ed. Relat\u00edvne lacn\u00fd \u010dipset umo\u017e\u0148uje integr\u00e1ciu do mili\u00f3nov lacn\u00fdch IoT zariaden\u00ed, \u010do prispieva k e\u0161te v\u00e4\u010d\u0161iemu roz\u0161\u00edreniu. V s\u00fa\u010dasnosti u\u017e desiatky r\u00f4znych koncov\u00fdch zariaden\u00ed podporuj\u00fa Wi-Fi 6.<\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.cisco.com\/gov\/fccs-6ghz-proposal-marks-the-next-great-leap-in-wireless-technology\"><b>spr\u00e1va o rozvoji Wi-Fi 6 v p\u00e1sme 6 GHz<\/b><\/a><\/noindex> je naozaj bezprecedentn\u00e1. FCC vy\u010dle\u0148uje \u010fal\u0161\u00edch 1200 MHz na bezlicen\u010dn\u00e9 pou\u017e\u00edvanie, \u010do v\u00fdrazne roz\u0161\u00edri mo\u017enosti Wi-Fi 6 a aj nasleduj\u00facich technol\u00f3gi\u00ed, ako je u\u017e diskusovan\u00fd Wi-Fi 7. Mo\u017enosti zabezpe\u010di\u0165 v\u00fdkonnos\u0165 aplik\u00e1ci\u00ed, zn\u00e1soben\u00e9 dostupnos\u0165ou \u0161irok\u00e9ho spektra, naozaj otv\u00e1raj\u00fa obrovsk\u00e9 perspekt\u00edvy. V ka\u017edej krajine existuje svoje regulovanie a v RF zatia\u013e neboli \u017eiadne novinky o osloboden\u00ed 6 GHz, av\u0161ak d\u00fafajme, \u017ee glob\u00e1lny pohyb neprejde bez pov\u0161imnutia ani u n\u00e1s. <noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/li>\n<li>v s\u00favislosti s Wi-Fi 6 prebieha siln\u00e1 <b>aktivity v interakcii s mobiln\u00fdmi sie\u0165ami 5G<\/b>, napr\u00edklad iniciat\u00edva Open Roaming, ktor\u00e1 s\u013eubuje nov\u00e9 zauj\u00edmav\u00e9 slu\u017eby funguj\u00face medzi r\u00f4znymi sie\u0165ami nepozorovane pre pou\u017e\u00edvate\u013eov. Pr\u00edstup k poskytovaniu slu\u017eieb naprie\u010d mobiln\u00fdmi a Wi-Fi sie\u0165ami bol realizovan\u00fd mnohokr\u00e1t, av\u0161ak nikdy sa v tomto smere neposunul tak \u010faleko. <\/li>\n<\/ul>\n<p><\/p>\n<h2>Pr\u00edstupov\u00e9 body Cisco Catalyst s\u00e9rie 9100 Wi-Fi 6<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/348e0ff4854e73a4e9dc38b91324112b.jpg\" style=\"display:block;margin: 0 auto;\" \/> Pr\u00edstupov\u00e9 body nov\u00e9ho \u0161tandardu sa l\u00ed\u0161ia dizajnom. Cel\u00e1 s\u00e9ria je podobn\u00e1 na poh\u013ead, l\u00ed\u0161i sa len ve\u013ekos\u0165ou. Body vyu\u017e\u00edvaj\u00fa jednotn\u00fd upev\u0148ovac\u00ed syst\u00e9m, tak\u017ee ich je mo\u017en\u00e9 jednoducho nahradi\u0165 jednou za druhou.<\/p>\n<p><b>V\u0161etky pr\u00edstupov\u00e9 body Cisco Wi-Fi 6 sp\u00e1ja: <\/b><\/p>\n<ul>\n<li>pr\u00edtomnos\u0165 certifik\u00e1cie Wi-Fi 6 <\/li>\n<li>podpora 802.11ax v oboch p\u00e1smach \u2013 2.4 GHz a 5 GHz. <\/li>\n<li>podpora OFDMA v uplinku a downlinku<\/li>\n<li>podpora MU-MIMO v uplinku a downlinku pre s\u00fa\u010dasn\u00fa interakciu s mno\u017estvom klientsk\u00fdch zariaden\u00ed rozdelen\u00fdch medzi priestorov\u00fdmi tokmi<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/e9fc47d05d6a8befcec63d2da1db4a4f.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<ul>\n<li> Hodnota <b>BSS coloring<\/b> v HD scen\u00e1roch je \u0165a\u017ek\u00e9 podceni\u0165. T\u00e1to dlho o\u010dak\u00e1van\u00e1 technol\u00f3gia, prevzat\u00e1 z mobiln\u00fdch siet\u00ed, sa v\u00fdborne osved\u010duje v situ\u00e1ci\u00e1ch s vysokou hustotou, ke\u010f sa ved\u013ea seba nach\u00e1dzaj\u00fa r\u00e1diov\u00e9 zariadenia pou\u017e\u00edvaj\u00face rovnak\u00fd r\u00e1diov\u00fd kan\u00e1l.\n<p>BSS coloring je schopnos\u0165 pr\u00edstupov\u00e9ho bodu zoskupova\u0165 svojich klientov tak, aby po\u010d\u00favali len svojich a ignorovali cudz\u00edch. V\u00fdsledkom je zv\u00fd\u0161enie efektivity vyu\u017e\u00edvania r\u00e1diov\u00e9ho \u010dasu, preto\u017ee r\u00e1diov\u00fd p\u00e1s nie je pova\u017eovan\u00fd za obsaden\u00fd, ke\u010f ho pou\u017e\u00edvaj\u00fa cudz\u00ed klienti a pr\u00edstupov\u00e9 body. Predt\u00fdm sa v HD scen\u00e1roch pou\u017e\u00edvali smerov\u00e9 ant\u00e9ny a mechanizmus RX-SOP. Av\u0161ak, BSS coloring v\u00fdznamne prevy\u0161uje tieto met\u00f3dy v efektivite. Pr\u00e1h kol\u00edzneho dom\u00e9ny na \u00farovni -82 dBm m\u00f4\u017ee pokr\u00fdva\u0165 a\u017e 100 metrov, a prah 72 dBm, pri ktorom je komunik\u00e1cia st\u00e1le efekt\u00edvna, je ove\u013ea men\u0161\u00ed. Ako v\u00fdsledok, klienti, po\u010duj\u00fac in\u00fdch, prest\u00e1vaj\u00fa pren\u00e1\u0161a\u0165.<\/li>\n<li><b>Target Wake Time<\/b> \u2013 pl\u00e1novanie rozvrhu vysielania s zariadeniami namiesto predt\u00fdm pou\u017e\u00edvan\u00e9ho kol\u00edzneho met\u00f3du Listen-Before-Talk. Zariadenie m\u00f4\u017ee by\u0165 uveden\u00e9 do sp\u00e1nkov\u00e9ho re\u017eimu na dlh\u0161\u00ed \u010das a\u017e nieko\u013eko rokov a \u0161etri\u0165 tak bat\u00e9riu a r\u00e1diov\u00fd \u010das, ktor\u00fd bol predt\u00fdm potrebn\u00fd na pravideln\u00fa \u00fadr\u017ebov\u00fa komunik\u00e1ciu.<\/li>\n<li>Technol\u00f3gie<b> vstavan\u00e1 bezpe\u010dnos\u0165<\/b> umo\u017e\u0148uj\u00fa overi\u0165, \u017ee klientsk\u00e9 zariadenie naozaj je t\u00fdm, k\u00fdm tvrd\u00ed, \u017ee je, a \u017ee nikto s n\u00edm nemanipuluje, aby sa neprezentovalo ako in\u00e9 zariadenie s cie\u013eom prenikn\u00fa\u0165 do siete.<\/li>\n<li>Podpora Cisco Embedded Wireless Controller, softv\u00e9r <b>bezdr\u00f4tov\u00e9ho kontrol\u00e9ra, ktor\u00fd pracuje priamo na pr\u00edstupovom bode<\/b>. EWC poskytuje spr\u00e1vu pr\u00edstupov\u00fdch bodov bez potreby n\u00e1kupu a \u00fadr\u017eby samostatn\u00e9ho bezdr\u00f4tov\u00e9ho kontrol\u00e9ra. Toto rie\u0161enie je ide\u00e1lne pre distribuovan\u00e9 siete a organiz\u00e1cie s obmedzen\u00fdmi IT zdrojmi. Pomocou EWC je mo\u017en\u00e9 spusti\u0165 sie\u0165 za nieko\u013eko krokov priamo z mobilnej aplik\u00e1cie. Funkcionalita EWC replik\u00e1cie roz\u0161\u00edren\u00e9 mo\u017enosti plnohodnotn\u00e9ho kontrol\u00e9ra bezdr\u00f4tov\u00e9ho pr\u00edstupu podnikovej triedy.<\/li>\n<li><b>Proakt\u00edvne h\u013eadanie por\u00fach<\/b> A automatiz\u00e1cia spr\u00e1vy siete s\u00fa zabezpe\u010den\u00e9 pri realiz\u00e1cii architekt\u00fary Cisco DNA. Pr\u00edstupov\u00e9 body dod\u00e1vaj\u00fa do DNA Centra hlbok\u00fa analytiku o stave r\u00e1diofrekven\u010dn\u00e9ho spektra, siete a klientskych zariaden\u00ed. V d\u00f4sledku toho sa sie\u0165 samo diagnostikuje a zobrazuje anom\u00e1lie, \u010do umo\u017e\u0148uje proakt\u00edvne vyh\u013ead\u00e1vanie probl\u00e9mov pred telefon\u00e1tom nespokojn\u00e9ho z\u00e1kazn\u00edka. Spr\u00e1va pr\u00edstupu sa vykon\u00e1va pre skupiny pou\u017e\u00edvate\u013eov so zoh\u013eadnen\u00edm kontextu pripojenia \u2013 typ zariadenia, \u00farove\u0148 zabezpe\u010denia pripojenia, po\u017eadovan\u00e1 aplik\u00e1cia, \u00faloha pou\u017e\u00edvate\u013ea at\u010f. Segmentovan\u00edm a obmedzen\u00edm pr\u00edstupu takto podstatne zvy\u0161ujeme bezpe\u010dnos\u0165 bezdr\u00f4tovej siete. <\/li>\n<li><b>Optimalizovan\u00e1 pr\u00e1ca s zariadeniami Apple a Samsung<\/b> (a zoznam bude roz\u0161\u00edren\u00fd). V minulosti Cisco zabezpe\u010dovalo optimalizovan\u00e9 Wi-Fi pripojenie iba pre zariadenia Apple. Optimaliz\u00e1cia spo\u010d\u00edvala v koordin\u00e1cii realiz\u00e1cie Wi-Fi komunik\u00e1ci\u00ed medzi sie\u0165ovou infra\u0161trukt\u00farou a koncov\u00fdmi zariadeniami na optimaliz\u00e1ciu pripojenia zariadenia k sieti \u2013 v\u00fdber najbli\u017e\u0161ieho a najmenej za\u0165a\u017een\u00e9ho pr\u00edstupov\u00e9ho bodu, r\u00fdchly roaming, prioriz\u00e1cia aplik\u00e1cie v bezdr\u00f4tovej sieti od momentu zaradenia paketov na pren\u00e1\u0161anie do r\u00e1dia na mobilnom zariaden\u00ed. V s\u00fa\u010dasnosti sa toto partnerstvo roz\u0161\u00edrilo a zariadenia Samsung tie\u017e vyu\u017e\u00edvaj\u00fa v\u00fdhody optim\u00e1lneho pripojenia.<\/li>\n<\/ul>\n<p>\n<i>Hviezda v portf\u00f3liu \u2013 pr\u00edstupov\u00fd bod Cisco Catalyst 9130 Series Access Point. Tento pr\u00edstupov\u00fd bod je ur\u010den\u00fd pre ve\u013ek\u00e9 korpor\u00e1cie, ktor\u00e9 akt\u00edvne pou\u017e\u00edvaj\u00fa IoT. Je to najspo\u013eahlivej\u0161\u00ed, najv\u00fdkonnej\u0161\u00ed, najbezpe\u010dnej\u0161\u00ed a najinteligentnej\u0161\u00ed pr\u00edstupov\u00fd bod.<\/i><\/p>\n<h2>Cisco Catalyst s\u00e9rie 9130 Wi-Fi 6<\/h2>\n<p>\nC9130 pou\u017e\u00edva 4 Wi-Fi r\u00e1di\u00e1, ktor\u00e9 sa m\u00f4\u017eu transformova\u0165 na 5, ke\u010f 8x8 r\u00e1di\u00e1 v p\u00e1sme 5GHz s\u00fa pou\u017e\u00edvan\u00e9 v re\u017eime dvoch r\u00e1di\u00ed 4x4. Toto rozdelenie sa naz\u00fdva Flexible Radio Assignment (FRA), a umo\u017e\u0148uje pr\u00edstupov\u00e9mu bodu dynamicky rozhodova\u0165, v akom re\u017eime je najlep\u0161ie pracova\u0165 pri aktu\u00e1lnom za\u0165a\u017een\u00ed a ru\u0161en\u00ed. Predvolene pr\u00edstupov\u00fd bod pracuje v re\u017eime 2x r\u00e1di\u00ed \u2013 <b>8x8 v 5GHz a 4x4 v 2.4GHz<\/b>Av\u0161ak pri zv\u00fd\u0161enom za\u0165a\u017een\u00ed siete alebo vysok\u00fdch interferenci\u00e1ch, ke\u010f je efekt\u00edvnej\u0161ie vyu\u017ei\u0165 u\u017e\u0161ie kan\u00e1ly, sa pr\u00edstupov\u00fd bod m\u00f4\u017ee prepn\u00fa\u0165 do re\u017eimu prev\u00e1dzky troch r\u00e1diov\u00fdch syst\u00e9mov a zv\u00fd\u0161i\u0165 v\u00fdkonnos\u0165 siete pre pripojenie v\u00e4\u010d\u0161ieho po\u010dtu zariaden\u00ed alebo sa prisp\u00f4sobi\u0165 aktu\u00e1lnemu stavu interferenci\u00ed. <\/p>\n<p>Tradi\u010dne Cisco vyv\u00edja vlastn\u00fd \u010dipset \u2014 <b>Cisco RF ASIC<\/b> \u2014 pre \u0161pi\u010dkov\u00e9 bezdr\u00f4tov\u00e9 rie\u0161enia. K tejto my\u0161lienke pri\u0161li, ke\u010f \u00falohy anal\u00fdzy r\u00e1diov\u00e9ho spektra na spolo\u010dnom r\u00e1diu za\u010dali zaberat v\u00fdznamn\u00fd \u010das pri obsluhe z\u00e1kazn\u00edkov. Cisco RF ASIC m\u00e1 \u010fal\u0161ie r\u00e1dio na detekciu interferenci\u00ed, optim\u00e1lne r\u00e1dioplanovanie, <b>\u00falohy IPS<\/b> \u2014 \u00faplne nevyhnutn\u00e9 na zabezpe\u010denie bezpe\u010dnosti vo ve\u013ek\u00fdch korpor\u00e1ci\u00e1ch, na ur\u010denie polohy z\u00e1kazn\u00edkov. Ke\u010f sa \u00falohy anal\u00fdzy spektra presun\u00fa na vyhraden\u00e9 r\u00e1dio, okam\u017eite pozorujeme zv\u00fd\u0161enie v\u00fdkonnosti pr\u00edstupov\u00e9ho bodu pribli\u017ene o 25%.<br \/>\n<b>Multigigabitov\u00fd port<\/b> s v\u00fdkonnos\u0165ou 5 Gb\/s umo\u017e\u0148uje pren\u00e1\u0161a\u0165 zhroma\u017eden\u00fd prenos bez \u00fazkych miest. <\/p>\n<p><b>Intelligent Capture neust\u00e1le testuje sie\u0165 <\/b>a odosiela do Cisco DNA Center v\u00fdsledky hlbok\u00e9 anal\u00fdzy, zis\u0165uje viac ako 200 anom\u00e1li\u00ed, analyzuje prenos na \u00farovni paketov, funguj\u00fac ako zabudovan\u00fd sie\u0165ov\u00fd administr\u00e1tor. Toto sa deje bez zn\u00ed\u017eenia v\u00fdkonnosti obsluhy z\u00e1kazn\u00edkov.<\/p>\n<p><img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/7eba2db48aedf4d6880329523285b80a.jpg\" style=\"display:block;margin: 0 auto;\" \/> Pr\u00edstupov\u00fd bod Cisco Catalyst 9130 \u2014 prv\u00fd v odvetv\u00ed pracuje v re\u017eime <b>8x8 s extern\u00fdmi ant\u00e9nami<\/b>. Na pripojenie takejto \u0161peci\u00e1lnej ant\u00e9ny sa pou\u017e\u00edva \u0161peci\u00e1lny inteligentn\u00fd konektor, ktor\u00fd je zakryt\u00fd \u017eltou krytkou na fotografii. Extern\u00e1 ant\u00e9na umo\u017e\u0148uje uskuto\u010dni\u0165 zlo\u017eit\u00fd r\u00e1diov\u00fd dizajn v scen\u00e1roch s vysokou hustotou \u2013 na \u0161tadi\u00f3noch, v u\u010debniach at\u010f. Zvy\u010dajn\u00fd LED indik\u00e1tor pre pr\u00edstupov\u00e9 body je pr\u00edtomn\u00fd aj na externej ant\u00e9ne, \u010do umo\u017e\u0148uje r\u00fdchlo pos\u00fadi\u0165 stav zariadenia na mieste. Zauj\u00edmav\u00e9 je, \u017ee typick\u00e1 kancel\u00e1rska ant\u00e9na je tentoraz vyhotoven\u00e1 v tej istej estetike ako pr\u00edstupov\u00fd bod \u2013 pozrite sa na fotografiu ni\u017e\u0161ie a sk\u00faste n\u00e1js\u0165 3 rozdiely! <\/p>\n<p>Podporovan\u00e9 s\u00fa naj\u0161ir\u0161ie kan\u00e1ly \u2014 160 MHz. <\/p>\n<p><img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/315ba39f06932c3ea80fb09d26292052.jpg\" style=\"display:block;margin: 0 auto;\" \/> 5e r\u00e1dio v pr\u00edstupovom bode \u2014 to je <b>Bluetooth Low Energy (BLE) 5<\/b> na vyu\u017eitie v IoT pr\u00edbehoch, napr\u00edklad na sledovanie pohybu ozna\u010den\u00e9ho BLE zariadenia a \u013eud\u00ed alebo na navig\u00e1ciu v priestoroch. Pr\u00edstupov\u00fd bod tie\u017e podporuje pripojenie protokolov s\u00e9rie 802.15.4, napr\u00edklad <b>Zigbee <\/b>na pr\u00e1cu s elektronick\u00fdmi cenovkami Imagotag. <\/p>\n<p>Na doplnenie IoT pr\u00edbehu, podporuje <b>nasadenie kontajnera pre aplik\u00e1cie priamo na pr\u00edstupovom bode,<\/b>\u010do m\u00f4\u017ee by\u0165 ve\u013emi u\u017eito\u010dn\u00e9 napr\u00edklad pri elektronick\u00fdch cenovk\u00e1ch.<\/p>\n<p><i>Druh\u00fd v rade \u2013 pr\u00edstupov\u00fd bod Cisco Catalyst 9120. Jeho funk\u010dnos\u0165 je trochu obmedzen\u00e1 v porovnan\u00ed s Cisco Catalyst 9130, preto\u017ee nie je hviezda, ale hviezdi\u010dka. Av\u0161ak dostupn\u00e1 funkcia je presne to, \u010do potrebuje stredne ve\u013ek\u00e1 korpor\u00e1cia. Pou\u017e\u00edva rovnak\u00fa hardv\u00e9rov\u00fa platformu ako Cisco Catalyst 9130 a je najpopul\u00e1rnej\u0161\u00edm pr\u00edstupov\u00fdm bodom pre pou\u017eitie v korpor\u00e1ci\u00e1ch.<\/i><\/p>\n<h2>Pr\u00edstupov\u00fd bod Cisco Catalyst s\u00e9rie 9120 Wi-Fi 6<\/h2>\n<p>\nR\u00e1dio bodu S9120 pracuje na princ\u00edpe <b>4\u00d74 + 4\u00d74<\/b>, pri\u010dom existuj\u00fa varianty zapn\u00fa\u0165 obidvoje r\u00e1di\u00e1 na 5 GHz na zv\u00fd\u0161enie v\u00fdkonu alebo fungova\u0165 v \u0161tandardnej variante \u2013 na 5 GHz a 2.4 GHz (funkcia FRA). Funkcia FRA bola prv\u00fdkr\u00e1t predstaven\u00e1 v pr\u00edstupov\u00fdch bodoch predch\u00e1dzaj\u00facej gener\u00e1cie Cisco Aironet s\u00e9rie 2800 a 3800 a uk\u00e1zala sa ako ve\u013emi \u00faspe\u0161n\u00e1 v praxi. Pr\u00edstupov\u00fd bod C9120 vytv\u00e1ra <b>4 priestorov\u00e9 pr\u00fady<\/b> na r\u00e1diu. <\/p>\n<p><img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/83416d913125830ac7a107b3e77e465c.jpg\" style=\"display:block;margin: 0 auto;\" \/> Existuj\u00fa varianty s vn\u00fatorn\u00fdmi a vonkaj\u0161\u00edmi ant\u00e9nami, jedna z ant\u00e9n \u2013 pre profesion\u00e1lnu in\u0161tal\u00e1ciu, je to robustn\u00e1 \u00fazko zameran\u00e1 ant\u00e9na pre \u0161peci\u00e1lne zlo\u017eit\u00fa situ\u00e1ciu, napr\u00edklad na \u0161tadi\u00f3noch alebo v priestoroch s vysok\u00fdmi stropmi.<\/p>\n<p>Z funkci\u00ed Cisco Catalyst 9130, pop\u00edsan\u00fdch vy\u0161\u0161ie, Catalyst 9120 podporuje: Cisco RF ASIC, FRA, inteligentn\u00fd konektor pre Smart Antenna, \u0161irok\u00e9 kan\u00e1ly na 160 MHz, Intelligent Capture, integrovan\u00e9 BLE 5 (ako aj Zigbee), podporu kontajnerov.<\/p>\n<p>Rozdiely: multi-gigabitov\u00fd port s v\u00fdkonom 2.5 Gb\/s. <\/p>\n<p><i>Najpr\u00edstupnej\u0161ie (doposia\u013e!) a predsa ve\u013emi zauj\u00edmav\u00e9 z poh\u013eadu v\u00fdkonu a funkci\u00ed \u2013 pr\u00edstupov\u00fd bod Cisco Catalyst s\u00e9rie 9115. <\/i><\/p>\n<h2>Pr\u00edstupov\u00fd bod Cisco Catalyst s\u00e9rie 9115 Wi-Fi 6 <\/h2>\n<p>\n<img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/9929269fdf1b89b801ab8d96d0a1e8a7.jpg\" style=\"display:block;margin: 0 auto;\" \/> Hlavn\u00fdm rozdielom tohto pr\u00edstupov\u00e9ho bodu je pou\u017eitie be\u017en\u00fdch \u010dipsetov v odvetv\u00ed. <br \/>\nPrinc\u00edp fungovania \u2013 4x4 na 5 GHz a 4x4 na 2.4 GHz. K dispoz\u00edcii s\u00fa varianty s vn\u00fatorn\u00fdmi a vonkaj\u0161\u00edmi ant\u00e9nami. <\/p>\n<p>Z funkci\u00ed, pop\u00edsan\u00fdch pre star\u0161ie modely s\u00e9rie Catalyst, model 9115 podporuje: Intelligent Capture, integrovan\u00fd BLE 5 a multigigabitov\u00fd port s priepustnos\u0165ou 2,5 Gb\/s. <\/p>\n<p><i>Kolekcia nov\u00fdch pr\u00edstupov\u00fdch bodov by nebola kompletn\u00e1 bez bezdr\u00f4tov\u00e9ho kontrol\u00e9ra Cisco Catalyst s\u00e9rie 9800.<\/i><\/p>\n<h2>Cisco Catalyst 9800 Wireless LAN Controllers <\/h2>\n<p>\nS\u00e9ria kontrol\u00e9rov C9800 sa vyzna\u010duje nieko\u013ek\u00fdmi d\u00f4le\u017eit\u00fdmi vylep\u0161eniami:<\/p>\n<ul>\n<li>Zv\u00fd\u0161en\u00e1 dostupnos\u0165 \u2013 <b>aktualiz\u00e1cie softv\u00e9ru<\/b> na kontrol\u00e9ri a pr\u00edstupov\u00fdch bodoch, pripojenie nov\u00fdch pr\u00edstupov\u00fdch bodov <b>prebiehaj\u00fa bez preru\u0161enia sie\u0165ovej slu\u017eby.<\/b>. <\/li>\n<li>Bezpe\u010dnos\u0165 \u2013 podporuje funk\u010dnos\u0165 <b>detekcie \u0161kodliv\u00e9ho softv\u00e9ru v \u0161ifrovanom prenosu (ETA)<\/b>, ako aj cel\u00fd rad funkci\u00ed zabudovanej bezpe\u010dnosti, ktor\u00e9 zabezpe\u010duj\u00fa, \u017ee zariadenie nie je napadnut\u00e9 a je t\u00fdm, za koho sa vyd\u00e1va. <\/li>\n<li>Kontrol\u00e9r je postaven\u00fd na opera\u010dnom syst\u00e9me Cisco IOS XE, ktor\u00fd predpoklad\u00e1 s\u00fabor <b>API na integr\u00e1ciu s tret\u00edmi syst\u00e9mami<\/b> a realiz\u00e1ciu nov\u00fdch \u00farovn\u00ed automatiz\u00e1cie. Automatiz\u00e1cia \u00faloh spr\u00e1vy siete sa v s\u00fa\u010dasnosti pova\u017euje za ve\u013emi aktu\u00e1lnu \u00falohu, preto programovate\u013enos\u0165 prech\u00e1dza \u010dervenou ni\u0165ou v\u0161etk\u00fdmi produktmi pre podnikov\u00e9 siete Cisco. Ako pr\u00edklad pou\u017eitia API si m\u00f4\u017eeme predstavi\u0165 interakciu kontrol\u00e9ra so syst\u00e9mom spr\u00e1vy IT slu\u017eieb (ITSM), do ktor\u00e9ho kontrol\u00e9r posiela analytiku o klientsk\u00fdch zariadeniach a pr\u00edstupov\u00fdch bodoch, a sp\u00e4\u0165 dost\u00e1va schv\u00e1lenie \u010dasov\u00fdch slotov na aktualiz\u00e1ciu softv\u00e9ru. P\u00edsaniu skriptov napom\u00e1ha program <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.cisco.com\/\">Cisco DevNet<\/a><\/noindex>, ktor\u00fd zah\u0155\u0148a popisy API, \u0161kolenia, sandbox a profesion\u00e1lnu komunitu na podporu t\u00fdch, ktor\u00ed p\u00ed\u0161u k\u00f3dy pre zariadenia Cisco.<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/61cd3a6c475af72025b90a985b8d775a.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nDostupn\u00e9 modely: <\/p>\n<ul>\n<li>v hardv\u00e9ri \u2013 to s\u00fa Cisco C9800-80 a C9800-40 s uplinkmi 80 a 40 Gb\/s, a kompaktn\u00e1 varianta pre mal\u00e9 siete Cisco C9800-L s uplinkom 20 Gb\/s,<\/li>\n<li>softv\u00e9rov\u00e9 varianty Cisco C9800-CL, nasadite\u013en\u00e9 v s\u00fakromnom a verejnom cloude, na prep\u00edna\u010di Catalyst 9K alebo na pr\u00edstupovom bode v variante C9800 Embedded Wireless Controller.<\/li>\n<\/ul>\n<p>\nPre existuj\u00face siete je d\u00f4le\u017eit\u00e9, \u017ee nov\u00e9 kontrol\u00e9ry podporuj\u00fa 2 predch\u00e1dzaj\u00face gener\u00e1cie pr\u00edstupov\u00fdch bodov, preto ich mo\u017eno smelo zav\u00e1dza\u0165 a vykon\u00e1va\u0165 postupn\u00fa migr\u00e1ciu.<\/p>\n<p><img decoding=\"async\" alt=\"Novinky Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/67d90730ae81f6f51684cb5d4b106079.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<b><i>V bl\u00edzkej bud\u00facnosti sa uskuto\u010dnia hlbok\u00e9 sedenia o bezdr\u00f4tovom pr\u00edstupe v r\u00e1mci <noindex><a rel=\"nofollow\" href=\"http:\/\/cscomarathon.ru\/\">Marat\u00f3nu Cisco Enterprise Networking<\/a><\/noindex> \u2014 informovan\u00e9ho spolo\u010denstva profesion\u00e1lov v oblasti firemn\u00fdch siet\u00ed. Pridajte sa k n\u00e1m!<\/i><\/b><\/p>\n<p><b>\u010eal\u0161ia dokument\u00e1cia<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/cisco.webex.com\/cisco\/lsr.php?RCID=95413df49805435a8c27f86d557b1ce4\">Z\u00e1znam webin\u00e1ra \u00abWiFi6 a v\u0161etko, v\u0161etko, v\u0161etko: preh\u013ead noviniek bezdr\u00f4tov\u00fdch siet\u00ed od Cisco\u00bb<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/cisco\/blog\/500066\/\">Pre\u010do umel\u00e1 inteligencia pri nasaden\u00ed Wi-Fi 6?<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/wireless\/catalyst-9100ax-access-points\/nb-06-cat-9130-ser-ap-ds-cte-en.pdf\">Cisco Catalyst s\u00e9ria 9130<\/a><\/noindex> <\/li>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/wireless\/catalyst-9120ax-series-access-points\/datasheet-c78-742115.html\">Cisco Catalyst s\u00e9ria 9120<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/wireless\/catalyst-9100ax-access-points\/datasheet-c78-741988.html\">Cisco Catalyst s\u00e9ria 9115<\/a><\/noindex> <\/li>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/wireless\/catalyst-9800-series-wireless-controllers\/nb-06-cat9800-wirel-cont-data-sheet-ctp-en.html\">Cisco Catalyst 9800-40 Wireless Controller<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/wireless\/catalyst-9800-series-wireless-controllers\/nb-06-cat9800-80-wirel-mod-data-sheet-ctp-en.html\">Cisco Catalyst 9800-80 Wireless Controller<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"http:\/\/www.cisco.com\/c\/en\/us\/products\/collateral\/wireless\/catalyst-9800-series-wireless-controllers\/datasheet-c78-742434.html\">Cisco Catalyst 9800-L Wireless Controller<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=V5qLv0BtBcM&amp;t=20s\">Video \u00abZ\u00e1klady Wi-Fi 6: Kapacita je nov\u00fd metr\u00bb (angl.)<\/a><\/noindex><\/li>\n<\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/cisco\/blog\/503326\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0423\u0436\u0435 \u0433\u043e\u0434 \u043a\u0430\u043a \u043c\u044b \u0441\u043b\u0443\u0448\u0430\u0435\u043c \u043e \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u0430\u0445 \u0440\u0435\u0432\u043e\u043b\u044e\u0446\u0438\u043e\u043d\u043d\u043e\u0433\u043e \u0441 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0442\u043e\u0447\u043a\u0438 \u0437\u0440\u0435\u043d\u0438\u044f \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430 Wi-Fi 6. \u0420\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0430\u044f \u043d\u043e\u0440\u043c\u0430\u0442\u0438\u0432\u043d\u0430\u044f \u0431\u0430\u0437\u0430 \u043f\u043e\u0434 \u044d\u0442\u043e\u0442 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442 \u043f\u0440\u043e\u0445\u043e\u0434\u0438\u0442 \u0441\u0442\u0430\u0434\u0438\u0438 \u0441\u043e\u0433\u043b\u0430\u0441\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u0447\u0435\u0440\u0435\u0437 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0432\u0441\u0442\u0443\u043f\u0438\u0442 \u0432 \u0437\u0430\u043a\u043e\u043d\u043d\u0443\u044e \u0441\u0438\u043b\u0443, \u0441\u043e\u0437\u0434\u0430\u0432 \u0443\u0441\u043b\u043e\u0432\u0438\u044f \u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u0441\u0432\u044f\u0437\u0438. \u042f \u0441\u0444\u043e\u043a\u0443\u0441\u0438\u0440\u0443\u044e\u0441\u044c \u043d\u0430 \u0442\u043e\u043c, \u0447\u0442\u043e \u043f\u043e\u043c\u0438\u043c\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430 \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442 \u0432\u0435\u0434\u0443\u0449\u0438\u0439 \u0432\u0435\u043d\u0434\u043e\u0440 \u0432 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u043a\u043e\u0440\u043f\u043e\u0440\u0430\u0442\u0438\u0432\u043d\u044b\u0445 \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0439, \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":82829,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-82828","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0423\u0436\u0435 \u0433\u043e\u0434 \u043a\u0430\u043a \u043c\u044b \u0441\u043b\u0443\u0448\u0430\u0435\u043c \u043e \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u0430\u0445 \u0440\u0435\u0432\u043e\u043b\u044e\u0446\u0438\u043e\u043d\u043d\u043e\u0433\u043e \u0441.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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