{"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\/hr\/blog\/administrirovanie\/svezhie-fishechki-cisco-wi-fi-6","title":{"rendered":"Svje\u017ee novosti Cisco Wi-Fi 6","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/25541729b3e0b7084767e9d819318b31.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nVe\u0107 godinu dana slu\u0161amo o prednostima revolucionarnog tehnolo\u0161kog standarda Wi-Fi 6. Hrvatska regulativa za ovaj standard prolazi kroz faze uskla\u0111ivanja i za nekoliko mjeseci \u0107e stupiti na snagu, stvaraju\u0107i uvjete za certificiranje komunikacijske opreme.<\/p>\n<p>Fokusirat \u0107u se na ono \u0161to osim standarda nudi vode\u0107i dobavlja\u010d u podru\u010dju korporativnih be\u017ei\u010dnih mre\u017ea, tvrtka u kojoj radim ve\u0107 gotovo 12 godina \u2013 Cisco. Upravo ono \u0161to izlazi iz okvira standarda zaslu\u017euje posebnu pa\u017enju, jer se tu pojavljuju zanimljive mogu\u0107nosti.<\/p>\n<p>Budu\u0107nost Wi-Fi 6 ve\u0107 sada izgleda obe\u0107avaju\u0107e: <\/p>\n<ul>\n<li><b>Wi-Fi je najpopularnija tehnologija be\u017ei\u010dnog pristupa<\/b> po broju kori\u0161tenih ure\u0111aja. Relativno jeftin \u010dipset omogu\u0107uje ugradnju u milijune jeftinih IoT ure\u0111aja, \u0161to dodatno poti\u010de njegovo \u0161irenje. U ovom trenutku ve\u0107 desetci razli\u010ditih krajnjih ure\u0111aja podr\u017eavaju 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>novost o razvoju Wi-Fi 6 u opsegu 6 GHz<\/b><\/a><\/noindex> je doista bez presedana. FCC dodjeljuje dodatnih 1200 MHz za besplatnu upotrebu, \u0161to zna\u010dajno pro\u0161iruje mogu\u0107nosti Wi-Fi 6, kao i budu\u0107ih tehnologija, poput ve\u0107 raspravljanog Wi-Fi 7. Mogu\u0107nost jam\u010denja performansi aplikacija, u kombinaciji s dostupno\u0161\u0107u \u0161ireg spektra, doista otvara ogromne perspektive. Svaka zemlja ima svoje regulative, a u Hrvatskoj zasad nema vijesti o osloba\u0111anju 6 GHz, no nadamo se da globalni pokret ne\u0107e pro\u0107i nezapa\u017eeno i za nas. <noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/li>\n<li>u vezi s Wi-Fi 6 odvija se sna\u017ena <b>aktivnost u suradnji s mobilnim mre\u017eama 5G<\/b>, na primjer, inicijativa Open Roaming, koja obe\u0107ava nove zanimljive usluge koje djeluju neprimjetno kroz razli\u010dite mre\u017ee za korisnike. Pristup pru\u017eanju usluga preko mobilnih i Wi-Fi mre\u017ea ostvarivan je vi\u0161e puta, no nikada se jo\u0161 nije oti\u0161lo tako daleko u tom smjeru. <\/li>\n<\/ul>\n<p><\/p>\n<h2>Cisco Catalyst pristupne to\u010dke serije 9100 Wi-Fi 6<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/348e0ff4854e73a4e9dc38b91324112b.jpg\" style=\"display:block;margin: 0 auto;\" \/> Pristupne to\u010dke novog standarda razlikuju se po dizajnu. Cijela serija izgleda sli\u010dno, s razlikama samo u veli\u010dini. To\u010dke koriste jedinstveni nosa\u010d, pa ih je lako zamijeniti.<\/p>\n<p><b>Sve Cisco Wi-Fi 6 pristupne to\u010dke povezuje: <\/b><\/p>\n<ul>\n<li>prisutnost Wi-Fi 6 certifikacije <\/li>\n<li>podr\u0161ka za 802.11ax u oba opsega \u2013 2.4GHz i 5GHz. <\/li>\n<li>podr\u0161ka za OFDMA u uplink i downlink<\/li>\n<li>podr\u0161ka za MU-MIMO u uplink i downlink za istovremenu interakciju s grupom klijentskih ure\u0111aja uz odvojene prostorne tokove<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/e9fc47d05d6a8befcec63d2da1db4a4f.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<ul>\n<li> Vrijednost <b>BSS bojanje<\/b> u HD scenarijima te\u0161ko je precijeniti. Ova dugo o\u010dekivana tehnologija, posu\u0111ena iz mobilnih mre\u017ea, izvrsno se pokazuje u scenarijima s visokom gusto\u0107om, kada se u blizini nalaze radio ure\u0111aji koji koriste istu radiju.\n<p>BSS bojanje \u2013 to je sposobnost pristupne to\u010dke da grupira svoje klijente, slu\u0161aju\u0107i samo svoje i ignoriraju\u0107i strane. Kao rezultat, pove\u0107ava se u\u010dinkovitost kori\u0161tenja etera, jer se eter ne smatra zauzetim kada ga koriste strani klijenti i pristupne to\u010dke. Ranije u HD scenarijima kori\u0161tene su usmjerene antene i mehanizam RX-SOP. Me\u0111utim, BSS bojanje znatno nadma\u0161uje ove metode u u\u010dinkovitosti. Prag kolizijskog domena na razini -82dBm mo\u017ee pokriti do 100 metara, a prag od 72dBm, kada je komunikacija jo\u0161 uvijek u\u010dinkovita, znatno je manji. Kao rezultat, klijenti, \u010duju\u0107i druge, \u0161ute i ne transmitiraju.<\/li>\n<li><b>Ciljano vrijeme bu\u0111enja<\/b> \u2013 planiranje rasporeda izlaska u eter s ure\u0111ajima umjesto ranije kori\u0161tenog kolizijskog metoda Listen-Before-Talk. Ure\u0111aj se mo\u017ee staviti u stanje mirovanja na dulje vrijeme, \u010dak i do nekoliko godina, i u\u0161tedjeti resurse baterije i etersko vrijeme, \u0161to je ranije zahtijevalo redovite servisne komunikacije.<\/li>\n<li>Tehnologije<b> ugra\u0111ene sigurnosti<\/b> omogu\u0107uju provjeru da je klijentski ure\u0111aj zaista onaj za koga se predstavlja, da nitko nije manipulirao njegovim operativnim sustavom i da se ne predstavlja kao drugi s ciljem provaljivanja u mre\u017eu.<\/li>\n<li>Podr\u0161ka za Cisco Embedded Wireless Controller, softver <b>be\u017ei\u010dnog kontrolera koji radi izravno na pristupnoj to\u010dki<\/b>. EWC osigurava upravljanje pristupnim to\u010dkama bez potrebe za kupnjom i odr\u017eavanjem zasebnog be\u017ei\u010dnog kontrolera. Ovo rje\u0161enje je idealno za distribuirane mre\u017ee i organizacije s ograni\u010denim IT resursima. Uz EWC, mre\u017eu mo\u017eete pokrenuti u samo nekoliko koraka izravno iz mobilne aplikacije. Funkcionalnosti EWC ponavljaju pro\u0161irene mogu\u0107nosti punog kontrolera be\u017ei\u010dnog pristupa klase enterprise.<\/li>\n<li><b>Proaktivan pronalazak kvarova<\/b> i automatizacija upravljanja mre\u017eom osigurani su implementacijom Cisco DNA arhitekture. Pristupne to\u010dke dostavljaju dubinsku analitiku o stanju radijskog spektra, mre\u017ee i korisni\u010dkih ure\u0111aja u DNA Centar. Kao rezultat, mre\u017ea se sama dijagnosticira i prikazuje anomalije, omogu\u0107uju\u0107i proaktivan pristup rje\u0161avanju problema, \u010dak i prije nego \u0161to klijent nazove s pritu\u017ebom. Upravljanje pristupom provodi se za grupe korisnika uzimaju\u0107i u obzir kontekst povezivanja \u2013 tip ure\u0111aja, razinu sigurnosti veze, tra\u017eenu aplikaciju, ulogu korisnika itd\u2026 Time \u0161to ovako segmentiramo i ograni\u010davamo pristup zna\u010dajno pove\u0107avamo sigurnost be\u017ei\u010dne mre\u017ee. <\/li>\n<li><b>Optimizirano kori\u0161tenje s Apple i Samsung ure\u0111ajima<\/b> (i popis \u0107e se pro\u0161iriti). U pro\u0161losti je Cisco osiguravao optimizirano Wi-Fi povezivanje samo za Apple ure\u0111aje. Optimizacija se sastojala u uskla\u0111ivanju implementacije Wi-Fi komunikacija izme\u0111u mre\u017ene infrastrukture i krajnjih ure\u0111aja za optimizaciju povezivanja ure\u0111aja s mre\u017eom \u2013 odabir najbli\u017ee i najmanje optere\u0107ene pristupne to\u010dke, brzi roaming, prioritet aplikacije u be\u017ei\u010dnoj mre\u017ei od trenutka stavljanja paketa u red za prijenos u radijski spektar na mobilnom ure\u0111aju. Sada je ovo partnerstvo pro\u0161ireno i ure\u0111aji Samsung tako\u0111er u\u017eivaju u prednostima optimalnog povezivanja.<\/li>\n<\/ul>\n<p>\n<i>Zvijezda portfelja \u2013 pristupna to\u010dka Cisco Catalyst 9130 Series Access Point. Ova pristupna to\u010dka je namijenjena velikim korporacijama koje aktivno koriste IoT. Ovo je najpouzdanija, najproduktivnija, najsigurnija i najinteligentnija pristupna to\u010dka.<\/i><\/p>\n<h2>Cisco Catalyst serija 9130 Wi-Fi 6<\/h2>\n<p>\nC9130 koristi 4 Wi-Fi radija, koji se mogu transformirati u 5 kada se 8x8 radio u opsegu 5GHz koristi u na\u010dinu rada dva radija 4x4. Ova podjela se naziva Flexible Radio Assignment (FRA), ona omogu\u0107ava pristupnoj to\u010dki da dinami\u010dki odlu\u010duju u kojem re\u017eimu je najbolje raditi pri trenutnom optere\u0107enju i smetnjama. Po defaultu, pristupna to\u010dka radi u re\u017eimu 2x radija \u2013 <b>8x8 u 5GHz i 4x4 u 2.4GHz<\/b>. Me\u0111utim, pri pove\u0107anju optere\u0107enja mre\u017ee ili visokim smetnjama, kada bi bilo u\u010dinkovitije koristiti u\u017ee kanale, to\u010dka se mo\u017ee prebaciti na radni na\u010din tri radio sustava i pove\u0107ati u\u010dinkovitost mre\u017ee za povezivanje ve\u0107eg broja ure\u0111aja ili se prilagoditi trenuta\u010dnoj slici smetnji. <\/p>\n<p>Tradicionalno, Cisco razvija vlastiti \u010dipset \u2014 <b>Cisco RF ASIC<\/b> \u2014 za vrhunska be\u017ei\u010dna rje\u0161enja. Ova ideja proiza\u0161la je kada su zadaci analize radio spektra na zajedni\u010dkom radiju po\u010deli oduzimati zna\u010dajno vrijeme od usluge kupcima. Cisco RF ASIC ima dodatni radio za otkrivanje smetnji, optimalno radio planiranje, <b>zadatke IPS<\/b> \u2014 apsolutno nu\u017ene za osiguranje sigurnosti u velikim korporacijama, za odre\u0111ivanje lokacije klijenata. Kada se zadatci analize spektra presele na dodijeljeni radio, odmah primje\u0107ujemo pove\u0107anje u\u010dinkovitosti pristupne to\u010dke od otprilike 25%.<br \/>\n<b>Multigigabitni priklju\u010dak<\/b> s u\u010dinkom od 5 Gb\/s omogu\u0107ava prijenos prikupljenog prometa bez uskih grla. <\/p>\n<p><b>Intelligent Capture stalno testira mre\u017eu <\/b>i prenosi u Cisco DNA Center rezultate dubinske analize, otkriva vi\u0161e od 200 anomalija, analizira promet na razini paketa, djeluju\u0107i kao ugra\u0111eni mre\u017eni administrator. To se posti\u017ee bez smanjenja u\u010dinkovitosti usluge klijentima.<\/p>\n<p><img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/7eba2db48aedf4d6880329523285b80a.jpg\" style=\"display:block;margin: 0 auto;\" \/> Pristupna to\u010dka Cisco Catalyst 9130 \u2014 prva u industriji radi u na\u010dinu <b>8x8 s vanjskim antenama<\/b>. Za povezivanje takve posebne antene koristi se poseban inteligentni konektor, koji je prekriven \u017eutom kapicom na fotografiji. Vanjska antena omogu\u0107ava realizaciju slo\u017eenog radio dizajna u scenarijima s visokom gusto\u0107om \u2013 na stadionima, u u\u010dionicama itd. Poznati LED indikator pristupne to\u010dke tako\u0111er se nalazi i na vanjskoj anteni, \u0161to omogu\u0107ava brzo ocjenjivanje statusa rada opreme na terenu. Zanimljivo je da je tipi\u010dna uredska antena ovaj put izvedena u istoj estetici kao i to\u010dka \u2013 pogledajte fotografiju u nastavku i poku\u0161ajte prona\u0107i 3 razlike! <\/p>\n<p>Podr\u017eavaju se naj\u0161iri kanali \u2014 160MHz. <\/p>\n<p><img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/315ba39f06932c3ea80fb09d26292052.jpg\" style=\"display:block;margin: 0 auto;\" \/> 5e radio u pristupnoj to\u010dki \u2014 to je <b>Bluetooth Low Energy (BLE) 5<\/b> za kori\u0161tenje u IoT pri\u010dama, na primjer, za pra\u0107enje kretanja ozna\u010denog BLE beacons opreme i ljudi ili navigaciju unutar prostora. To\u010dka tako\u0111er podr\u017eava povezivanje protokola serije 802.15.4, na primjer <b>Zigbee <\/b>na primjer, za rad s elektroni\u010dkim etiketama Imagotag. <\/p>\n<p>Osim toga, IoT pri\u010da podr\u017eava <b>raspore\u0111ivanje kontejnera za aplikacije direktno na pristupnoj to\u010dki<\/b>, \u0161to mo\u017ee biti vrlo korisno s istim elektroni\u010dkim etiketama.<\/p>\n<p><i>Druga u nizu je pristupna to\u010dka Cisco Catalyst 9120. Njezina funkcionalnost je pomalo ograni\u010dena u odnosu na Cisco Catalyst 9130, jer nije zvijezda, ve\u0107 zvjezdica. No dostupna funkcionalnost je sve \u0161to je potrebno srednje velikoj korporaciji. Koristi istu hardversku platformu kao Cisco Catalyst 9130 i najpopularnija je pristupna to\u010dka za kori\u0161tenje u korporacijama.<\/i><\/p>\n<h2>Pristupna to\u010dka Cisco Catalyst serije 9120 Wi-Fi 6<\/h2>\n<p>\nRadio to\u010dke C9120 radi na principu <b>4\u00d74 + 4\u00d74<\/b>, s mogu\u0107nostima uklju\u010divanja oba radija u 5 GHz radi pove\u0107anja performansi ili rada u standardnoj varijanti \u2013 u 5 GHz i 2.4 GHz (funkcionalnost FRA). Funkcionalnost FRA prvi put je predstavljena u pristupnim to\u010dkama prethodne generacije Cisco Aironet serija 2800 i 3800 i dobro se pokazala na terenu. Pristupna to\u010dka C9120 formira <b>4 prostorna protoka<\/b> na radiju. <\/p>\n<p><img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/83416d913125830ac7a107b3e77e465c.jpg\" style=\"display:block;margin: 0 auto;\" \/> Postoje opcije s unutarnjim i vanjskim antenama, jedna od antena \u2013 za profesionalnu instalaciju, to je mo\u0107na usmjerena antena za specijalne slo\u017eene situacije, na primjer stadione, prostore s visokim stropovima.<\/p>\n<p>Od funkcionalnosti Cisco Catalyst 9130, opisane gore, Catalyst 9120 podr\u017eava: Cisco RF ASIC, FRA, pametan konektor za Smart Antenna, \u0161iroke kanale od 160MHz, Intelligent Capture, integrirani BLE 5 (tako\u0111er Zigbee), podr\u0161ku za kontejnere.<\/p>\n<p>Razlike: multi-gigabitni port performansi 2.5 Gbps. <\/p>\n<p><i>Najdemokratskija (za sada!) i ipak vrlo zanimljiva sa stajali\u0161ta performansi i zna\u010dajki \u2013 to\u010dka Cisco Catalyst serije 9115. <\/i><\/p>\n<h2>Pristupna to\u010dka Cisco Catalyst serije 9115 Wi-Fi 6 <\/h2>\n<p>\n<img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/9929269fdf1b89b801ab8d96d0a1e8a7.jpg\" style=\"display:block;margin: 0 auto;\" \/> Glavna razlika ove pristupne to\u010dke je kori\u0161tenje \u010dipseta normalnih za industriju. <br \/>\nRadna shema \u2013 4x4 u 5 GHz i 4x4 u 2.4 GHz. Dostupne su opcije s unutarnjim i vanjskim antenama. <\/p>\n<p>Iz funkcionalnosti opisanih za starije modele, serija Catalyst 9115 podr\u017eava: Inteligentno snimanje, integrirani BLE 5, multi-gigabitni port s propusno\u0161\u0107u od 2,5 Gbps. <\/p>\n<p><i>Kolekcija novih pristupnih to\u010daka ne bi bila potpuna bez be\u017ei\u010dnog kontrolera Cisco Catalyst serije 9800.<\/i><\/p>\n<h2>Cisco Catalyst 9800 be\u017ei\u010dni LAN kontroleri. <\/h2>\n<p>\nSeriju kontrolera C9800 odlikuje niz va\u017enih pobolj\u0161anja:<\/p>\n<ul>\n<li>Pove\u0107ana dostupnost \u2013 <b>a\u017euriranja softvera<\/b> na kontroleru i pristupnim to\u010dkama, povezivanje novih pristupnih to\u010daka <b>izvode se bez prekida mre\u017ene usluge.<\/b>. <\/li>\n<li>Sigurnost \u2013 podr\u017eava funkcionalnost <b>otkrivanja zlonamjernog softvera u enkriptiranom prometu (ETA),<\/b>kao i \u010ditav niz funkcionalnosti ugra\u0111ene sigurnosti, koja omogu\u0107uje potvrdu da ure\u0111aj nije hakiran i da je ono \u0161to predstavlja. <\/li>\n<li>Kontroler je izgra\u0111en na operativnom sustavu Cisco IOS XE, koji predvi\u0111a skup <b>API-ja za integraciju s tre\u0107im sustavima<\/b> i implementaciju novih razina automatizacije. Automatizacija zadataka upravljanja mre\u017eom \u010dini se trenutno iznimno va\u017enom zada\u0107om, stoga programabilnost prote\u017ee se kroz sve proizvode za korporativne mre\u017ee Cisco. Kao primjer kori\u0161tenja API-ja mo\u017ee se zamisliti interakcija kontrolera sa sustavom upravljanja IT uslugama (ITSM), u koji kontroler \u0161alje analitiku o klijentskim ure\u0111ajima i pristupnim to\u010dkama, dok od njega prima odobrenje za vremenske slotove za izvo\u0111enje a\u017euriranja softvera. Pisanje skripti olak\u0161ava program <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.cisco.com\/\">Cisco DevNet<\/a><\/noindex>, koji uklju\u010duje opise API-ja, obuke, sandbox i profesionalnu zajednicu u podr\u0161ku onima koji pi\u0161u kodove za Cisco opremu.<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/61cd3a6c475af72025b90a985b8d775a.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nDostupni modeli: <\/p>\n<ul>\n<li>u hardveru \u2013 to su Cisco C9800-80 i C9800-40 s uplinkovima od 80 i 40 Gbps, respektivno, i kompaktna varijanta za manje mre\u017ee Cisco C9800-L s uplinkom od 20 Gbps,<\/li>\n<li>programske varijante Cisco C9800-CL, raspore\u0111ene u privatnom i javnom oblaku, na prekida\u010du Catalyst 9K ili na pristupnoj to\u010dki u varijanti C9800 Embedded Wireless Controller.<\/li>\n<\/ul>\n<p>\nZa postoje\u0107e mre\u017ee va\u017eno je da novi kontroleri podr\u017eavaju 2 prethodne generacije pristupnih to\u010daka, pa ih se mo\u017ee sigurno implementirati i provoditi postupnu migraciju.<\/p>\n<p><img decoding=\"async\" alt=\"Svje\u017ee novosti Cisco Wi-Fi 6\" src=\"\/wp-content\/uploads\/2020\/05\/67d90730ae81f6f51684cb5d4b106079.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<b><i>Uskoro \u0107e se odr\u017eati duboke sesije o be\u017ei\u010dnom pristupu u okviru <noindex><a rel=\"nofollow\" href=\"http:\/\/cscomarathon.ru\/\">Maratona Cisco Enterprise Networking.<\/a><\/noindex> \u2014 informirane zajednice profesionalaca u korporativnim mre\u017eama. Pridru\u017eite nam se!<\/i><\/b><\/p>\n<p><b>Dodatna dokumentacija<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/cisco.webex.com\/cisco\/lsr.php?RCID=95413df49805435a8c27f86d557b1ce4\">Zapis \u0432\u0435\u0431\u0438\u043d\u0430\u0440\u0430 \u00abWiFi6 i sve sve sve: pregled noviteta be\u017ei\u010dnih mre\u017ea od Cisco\u00bb<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/cisco\/blog\/500066\/\">Za\u0161to je umjetna inteligencija va\u017ena prilikom implementacije 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 serija 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 serija 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 serija 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 be\u017ei\u010dni kontroler<\/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 be\u017ei\u010dni kontroler<\/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 be\u017ei\u010dni kontroler<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=V5qLv0BtBcM&amp;t=20s\">Video \u00abOsnovne karakteristike Wi-Fi 6: Kapacitet kao nova metrika\u00bb (eng.)<\/a><\/noindex><\/li>\n<\/ul>\n<p>Izvor: <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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