{"id":11143,"date":"2025-09-15T11:21:28","date_gmt":"2025-09-15T11:21:28","guid":{"rendered":"https:\/\/csiag.eu\/?p=11143"},"modified":"2025-09-15T11:31:02","modified_gmt":"2025-09-15T11:31:02","slug":"tikla-tehnologiju-komutatori-un-kabeli","status":"publish","type":"post","link":"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/","title":{"rendered":"T\u012bkla tehnolo\u0123ija - komutatori un kabe\u013cu instal\u0101cija"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Satura r\u0101d\u012bt\u0101js<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Netzwerk-Kabel\" >T\u012bkla kabelis<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Abschirmung\" >Ekran\u0113\u0161ana<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Klassifizierung_CAT\" >Klasifik\u0101cija (CAT)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Glasfaser_vs_Kupfer\" >Optisk\u0101 \u0161\u0137iedra pret vara \u0161\u0137iedru<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Preisfrage\" >Jaut\u0101jums par cenu<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Hub_vs_Switch\" >Centrmezgls pret komutatoru<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Hub\" >Insults<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Switch\" >P\u0101rsl\u0113dziet<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Ports\" >Ostas<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Switches_%E2%80%93_unmanaged\" >Komutatori - (ne)p\u0101rvald\u012bti<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Hersteller_von_Switches\" >Sl\u0113d\u017eu ra\u017eot\u0101js<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Cisco\" >Cisco<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Ubiquiti\" >Ubiquiti<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Las\u012b\u0161anas laiks<\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">protokols<\/span><\/span>\n<p class=\"wp-block-paragraph\">Sl\u0113d\u017eiem un kabe\u013ciem ir galven\u0101 loma t\u012bkla tehnolo\u0123ij\u0101. Turpm\u0101k apl\u016bkotas at\u0161\u0137ir\u012bbas un izv\u0113les krit\u0113riji, kas j\u0101\u0146em v\u0113r\u0101.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Netzwerk-Kabel\"><\/span>T\u012bkla kabelis<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Abschirmung\"><\/span>Ekran\u0113\u0161ana<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u012bkla kabe\u013ci ir veidoti k\u0101 \u010detru p\u0101ru sav\u012bti vienk\u0101r\u0161ie kabe\u013ci ar kop\u012bgu vara pinumu, lai ekran\u0113tu \u0101r\u0113jos trauc\u0113jumu laukus (S\/FTP - <em><strong>S<\/strong>creened <strong>F<\/strong>e\u013c\u013cots <strong>T<\/strong>wisted <strong>P<\/strong>gaiss<\/em>). Vijums nov\u0113r\u0161 iek\u0161\u0113ji radu\u0161os interferences laukus.<br>Kabe\u013cus ar atsevi\u0161\u0137iem vadu p\u0101riem, kas papildus ekran\u0113ti ar p\u012bti, sauc par S\/STP kabe\u013ciem (<em><strong>S<\/strong>creened <strong>S<\/strong>hielded <strong>T<\/strong>wisted<strong> P<\/strong>gaiss<\/em>). <br>FTP kabe\u013ciem (<em><em><strong>F<\/strong>e\u013c\u013cots <strong>T<\/strong>wisted <strong>P<\/strong>gaiss<\/em><\/em>), vara pinuma viet\u0101 tiek izmantota ar alum\u012bniju p\u0101rkl\u0101ta folija.<br>Visos variantos t\u0101 sauktais dren\u0101\u017eas vads kalpo k\u0101 zem\u0113juma vads.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">UTP kabe\u013ci (<em><strong>U<\/strong>eekran\u0113ts <strong>T<\/strong>wisted <strong>P<\/strong>gaiss<\/em>), kuriem nav ekran\u0113juma, un t\u0101p\u0113c tiem nav divvadu savienojuma.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Klassifizierung_CAT\"><\/span>Klasifik\u0101cija (CAT)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CAT1 l\u012bdz CAT6(A) kategorijas nav iek\u013cautas, jo t\u0101s vairs neatbilst m\u016bsdienu pras\u012bb\u0101m attiec\u012bb\u0101 uz joslas platumu, ja tiek pras\u012bts 10 Gbit\/s Ethernet vai liel\u0101ks.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CAT7 vadu p\u0101ri ir atsevi\u0161\u0137i ekran\u0113ti. Tie atbilst \u0161\u0101d\u0101m pras\u012bb\u0101m <a href=\"https:\/\/de.wikipedia.org\/wiki\/IEEE_802.3an\" target=\"_blank\" rel=\"noopener\">IEEE 802.3an<\/a>var izmantot l\u012bdz 600 MHz, CAT7A - l\u012bdz 1000 MHz un datu p\u0101rraides \u0101trumu l\u012bdz 10 Gbit\/s 10GBASE-T lietojumos.<br>Maksim\u0101lais kabe\u013ca garums ir 100 m pie nomin\u0101l\u0101 p\u0101rraides \u0101truma.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Visliel\u0101ko datu p\u0101rraides \u0101trumu pa\u0161laik nodro\u0161ina CAT8.2 kategorijas kabe\u013ci, kuru joslas platums ir 2 Gbit\/s un datu p\u0101rraides \u0101trums 40 Gbit\/s attiec\u012bgi 25 GBASE-T un 40 GBASE-T lietojumiem.<br>Izmantojot 40GBASE-T, kabe\u013ca garums ir ierobe\u017eots l\u012bdz 30 m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Glasfaser_vs_Kupfer\"><\/span>Optisk\u0101 \u0161\u0137iedra pret vara \u0161\u0137iedru<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vara kabe\u013cu, \u012bpa\u0161i CAT8, veiktsp\u0113ja tagad ir sal\u012bdzin\u0101ma ar optisko \u0161\u0137iedru kabe\u013cu veiktsp\u0113ju. Tom\u0113r ir viena at\u0161\u0137ir\u012bba, ko var realiz\u0113t tikai ar vara kabe\u013ciem, proti, PoE (<em><strong>P<\/strong>ower <strong>o<\/strong>ver <strong>E<\/strong>thernet<\/em>), elektroener\u0123ijas padeve pat\u0113r\u0113t\u0101jiem, piem\u0113ram, kamer\u0101m, izmantojot Ethernet kabeli.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ja PoE nav nepiecie\u0161ams, tendence ir optisko \u0161\u0137iedru izmanto\u0161ana, lai gan ar to saist\u012bt\u0101s darb\u012bbas, piem\u0113ram, kontaktdak\u0161u savienojumu mont\u0101\u017ea, ir daudz sare\u017e\u0123\u012bt\u0101kas un ir nepiecie\u0161ami \u012bpa\u0161i instrumenti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Preisfrage\"><\/span>Jaut\u0101jums par cenu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Cenu at\u0161\u0137ir\u012bba starp CAT7(A) un CAT8(.1\/.2) ir niec\u012bga ar 10%. J\u016bs varat apr\u0113\u0137in\u0101t aptuveni 10 eiro par 3 m CAT7 un aptuveni 11 eiro par CAT8.1.<br>Tom\u0113r ir svar\u012bgi atcer\u0113ties, ka ar\u012b infrastrukt\u016brai, piem\u0113ram, komutatoriem, ir j\u0101atbilst klasifik\u0101cijas pras\u012bb\u0101m, lai tie nek\u013c\u016btu par datu pl\u016bsmas sastr\u0113gumu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hub_vs_Switch\"><\/span>Centrmezgls pret komutatoru<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Centrmezgli un komutatori tiek izmantoti, lai sadal\u012btu ien\u0101ko\u0161o datu pl\u016bsmu, piem\u0113ram, no mar\u0161rut\u0113t\u0101ja, izmantojot pieejamos piesl\u0113gvietu savienojumus uz galiek\u0101rt\u0101m, piem\u0113ram, datoriem, printeriem, skeneriem, kamer\u0101m vai cit\u0101m t\u012bkla ier\u012bc\u0113m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hub\"><\/span>Insults<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Centr\u0101le vienm\u0113r\u012bgi sadala ien\u0101ko\u0161o datu pl\u016bsmu pa vis\u0101m piesl\u0113gviet\u0101m. Savienotie abonenti sa\u0146em datu pl\u016bsmu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Switch\"><\/span>P\u0101rsl\u0113dziet<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Sl\u0113dzis analiz\u0113 sa\u0146emt\u0101s datu pl\u016bsmas galveni. Atpaz\u012bt\u0101 MAC adrese nosaka m\u0113r\u0137a ier\u012bci. Ja MAC adrese netiek atpaz\u012bta, tas nos\u016bta datu paketi uz vis\u0101m ost\u0101m. Tikl\u012bdz attiec\u012bg\u0101 m\u0113r\u0137a ier\u012bce atbild, t\u0101 nos\u016bta savu MAC adresi, ko komutators ievada sav\u0101 CAM (<em><strong>C<\/strong>ontent <strong>A<\/strong>dressable <strong>M<\/strong>emory<\/em>), ar\u012b SAT tabula (<em><strong>S<\/strong>ource-<strong>A<\/strong>kleita -<strong>T<\/strong>iesp\u0113jams<\/em>) ir ievad\u012bts. Tas noz\u012bm\u0113, ka paketes var uzreiz p\u0101rs\u016bt\u012bt uz pareizo galam\u0113r\u0137a adresi, neizmantojot MAC adresi.<br>Tie\u0161a pie\u0161\u0137ir\u0161ana, izmantojot MAC adresi, nov\u0113r\u0161 datu pake\u0161u sadursmes un nodro\u0161ina pilndupleksu sazi\u0146u, kas optimiz\u0113 datu caurlaides sp\u0113ju.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Komutatori var izveidot ar\u012b virtu\u0101los LAN (<em>VLAN<\/em>) un sadal\u012bt datu pl\u016bsmu da\u017e\u0101dos lo\u0123iskajos t\u012bklos, t\u0101d\u0113j\u0101di apstr\u0101d\u0101jot tos atsevi\u0161\u0137i vienu no otra.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ports\"><\/span>Ostas<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Piesl\u0113gvietu skaits ir da\u017e\u0101ds, no 4, 8, 16, 24 l\u012bdz pat 48 piesl\u0113gviet\u0101m, viss ir pieejams tirg\u016b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u0101p\u0113c vispirms ir j\u0101ieraksta visas ier\u012bces, kas tiks piesl\u0113gtas komutatoram, izmantojot LAN.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lai galiek\u0101rt\u0101m, kas tiks apg\u0101d\u0101tas ar PoE, j\u0101\u0146em v\u0113r\u0101 ener\u0123ijas pat\u0113ri\u0146\u0161. Tas ir t\u0101p\u0113c, ka visu PoE piesl\u0113gvietu summa nosaka nepiecie\u0161amo kop\u0113jo komutatora baro\u0161anas avota jaudu un l\u012bdz ar to ar\u012b cenu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Piem\u0113ram, 16 piesl\u0113gvietu komutators var nodro\u0161in\u0101t 12 piesl\u0113gvietas, kas nav PoE piesl\u0113gvietas, un 4 PoE piesl\u0113gvietas. T\u0101p\u0113c ir svar\u012bgi p\u0101rbaud\u012bt, cik PoE piesl\u0113gvietu un ar k\u0101du jaudu faktiski ir pieejamas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0145emot v\u0113r\u0101 parasti augo\u0161o t\u012bkla infrastrukt\u016bru, ir j\u0101\u0146em v\u0113r\u0101 zin\u0101ma piesl\u0113gvietu un PoE piesl\u0113gvietu skaita rezerve.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Switches_%E2%80%93_unmanaged\"><\/span>Komutatori - (ne)p\u0101rvald\u012bti<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Daudzi ra\u017eot\u0101ji dal\u0101s tirg\u016b. Manupr\u0101t, vienm\u0113r ir ieteicams izv\u0113l\u0113ties ra\u017eot\u0101ju, kas akt\u012bvi darbojas uz\u0146\u0113m\u0113jdarb\u012bbas nozar\u0113 un kam ir liela pieredze \u0161aj\u0101 tirgus segment\u0101.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">J\u0101no\u0161\u0137ir t\u0101 saukt\u0101s <em>p\u0101rvald\u012bts<\/em> un <em>neapsaimniekots<\/em> Sl\u0113d\u017ei. Tikai <em>p\u0101rvald\u012bts<\/em> Sl\u0113d\u017ei ir konfigur\u0113jami. Pat ja individu\u0101lam lietot\u0101jam s\u0101kum\u0101 konfigur\u0113jam\u012bba reti kad ir svar\u012bga, k\u0101 tas parasti notiek dz\u012bv\u0113, laika gait\u0101 piepras\u012bjums pieaug un nepiecie\u0161am\u012bba p\u0113c konfigur\u0113\u0161anas iesp\u0113jas k\u013c\u016bst paredzama.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Konfigur\u0101cijas vienk\u0101r\u0161\u012bba samazin\u0101s, pieaugot profesionalit\u0101tei un ar to saist\u012btajai administrat\u012bvai sare\u017e\u0123\u012bt\u012bbai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tom\u0113r sl\u0113dzis vienm\u0113r \"darbojas\" sav\u0101 r\u016bpn\u012bcas konfigur\u0101cij\u0101. Tas noz\u012bm\u0113, ka pagaid\u0101m nav nepiecie\u0161ama nek\u0101da konfigur\u0113\u0161ana, lai gan t\u0101 nav oblig\u0101ta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0160aj\u0101 zi\u0146\u0101 tagad var pa\u013cauties uz <em>p\u0101rvald\u012bts<\/em> sl\u0113d\u017ei.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hersteller_von_Switches\"><\/span>Sl\u0113d\u017eu ra\u017eot\u0101js<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Manupr\u0101t, izv\u0113les agonija ir samazin\u0101ta l\u012bdz diviem ra\u017eot\u0101jiem. Ikviens, kam ir simp\u0101tijas pret Cisco, bez \u0161aub\u0101m izv\u0113l\u0113sies Cisco. Ikviens, kur\u0161 v\u0113l nav aizspriedumains, kura r\u012bc\u012bb\u0101 nav bezgal\u012bgs bud\u017eets un kur\u0161 nav biznesa profesion\u0101lis, kad runa ir par t\u012bklu veido\u0161anu, m\u0101c\u0113s nov\u0113rt\u0113t Ubiquiti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Abiem ra\u017eot\u0101jiem kop\u012bgs ir tas, ka liel\u0101kie komutatori (da\u017eos gad\u012bjumos no 8 vai 16 piesl\u0113gviet\u0101m) parasti nodro\u0161ina aug\u0161upsaites piesl\u0113gvietas (SFP\/SFP+ ar 16 Gbit\/s vai Enhanced Quad-Small Form-factor Pluggable ar 40 Gbit\/s (QSFP+)), izmantojot optisk\u0101s \u0161\u0137iedras savienojumus, parasti 2 vai 4 no tiem.<br>QSFP-DD (Double Density) atbalsta l\u012bdz 56 GBit\/s un 400 Gbit\/s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Maksim\u0101lais kabe\u013ca garums aug\u0161upsaites piesl\u0113gviet\u0101m saska\u0146\u0101 ar iepriek\u0161 min\u0113tajiem standartiem ir 550 m (multimode) vai 10 km (singlemode LX), vai 40 km (singlemode EX) un 80 km (singlemode ZX) atkar\u012bb\u0101 no \u0161\u0137iedras tipa. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CWDM un DWDM modu\u013ci \u013cauj veikt pat 80 vai 120 km att\u0101lumus, ja vien ir pieejama atbilsto\u0161a p\u0101rraides jauda un uztver\u0161anas jut\u012bba.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cisco\"><\/span>Cisco<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco, iesp\u0113jams, ir vispaz\u012bstam\u0101kais ra\u017eot\u0101js. Neprofesion\u0101lus lietot\u0101jus bie\u017ei vien attur administr\u0113\u0161ana, kas aptver gandr\u012bz visas iesp\u0113jas un t\u0101p\u0113c ir \u013coti sare\u017e\u0123\u012bta. Profesion\u0101\u013cu vid\u0113 Cisco ir neaizst\u0101jams un kvazi-standarts.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SG un CBS (<em>Cisco biznesa sl\u0113dzis<\/em>) kalpo priv\u0101tiem lietot\u0101jiem, piem\u0113ram, maziem un vid\u0113jiem uz\u0146\u0113mumiem, Cisco Catalyst ir paredz\u0113ts r\u016bpnieciskiem lietot\u0101jiem, bet Cisco Nexus - t\u012bkla strukt\u016br\u0101m, kur\u0101m nepiecie\u0161ama augsta m\u0113rogojam\u012bba un atbilsto\u0161a veiktsp\u0113ja.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ubiquiti\"><\/span>Ubiquiti<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ubiquiti ir ra\u017eot\u0101js, kas s\u0101kotn\u0113ji darboj\u0101s ne tikai profesion\u0101laj\u0101 sektor\u0101, bet ar\u012b WLAN un radioreleju komponentu jom\u0101, un pied\u0101v\u0101 pat\u0113r\u0113t\u0101jiem pieejamu kl\u0101stu ar profesion\u0101l\u0101m tehnolo\u0123ij\u0101m no biznesa sektora par pie\u0146emam\u0101m cen\u0101m.<br>To raksturo ar\u012b 24\/7 tie\u0161saistes RealTime atbalsts, ko var izsaukt no kontroliera grafisk\u0101s saskarnes un kam var piesl\u0113gties ar\u012b att\u0101lin\u0101ti. Sesijas \u017eurn\u0101li tiek ierakst\u012bti un p\u0113c sesijas beig\u0101m ir pieejami pa e-pastu. Tas dod iesp\u0113ju p\u0113c tam detaliz\u0113ti atk\u0101rtot darb\u012bbas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">UniFi un Edge ir Ubiquiti pied\u0101v\u0101t\u0101s noda\u013cas pat\u0113r\u0113t\u0101ju un uz\u0146\u0113mumu tirgiem. Abu l\u012bniju priek\u0161roc\u012bba ir visaptvero\u0161a t\u012bkla vizualiz\u0101cija un centraliz\u0113ta, specializ\u0113ta p\u0101rvald\u012bba, izmantojot UniFi CloudKey Controller vai UniFi DreamMachine (UDM), \u012bpa\u0161i kop\u0101 ar UniFi Camera System (UniFi Protect) vai UniFi DreamRouter (UDR).<br>Visi Pro vai Enterprise varianti atbalsta papla\u0161in\u0101tas 3. sl\u0101\u0146a funkcijas, piem\u0113ram, VLAN.<\/p>","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Las\u012b\u0161anas laiks<\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">protokols<\/span><\/span>In der Netzwerktechnik nehmen Switches und die Verkabelung zentrale Funktionen ein. Was zu beachtende Unterschiede und Auswahlkriterien betrifft, soll nachfolgend er\u00f6rtert werden. Netzwerk-Kabel Abschirmung Netzwerkkabel sind als 4-paarig verdrillte Einzelkabel mit gemeinsamem Kupfer-Geflecht zur Abschirmung externer St\u00f6rfelder ausgef\u00fchrt (S\/FTP &#8211; Screened Foiled Twisted Pair). Die Verdrillung eliminiert intern auftretende St\u00f6rfelder.Kabel mit einzeln zus\u00e4tzlich mit Geflecht&hellip;&nbsp;<a href=\"https:\/\/csiag.eu\/lv\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/\" rel=\"bookmark\">Las\u012bt vair\u0101k \"<span class=\"screen-reader-text\">T\u012bkla tehnolo\u0123ija - komutatori un kabe\u013cu instal\u0101cija<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[2553],"tags":[],"class_list":["post-11143","post","type-post","status-publish","format-standard","hentry","category-netzwerk-technik"],"modified_by":"Achim Goerner","_links":{"self":[{"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/posts\/11143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/comments?post=11143"}],"version-history":[{"count":0,"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/posts\/11143\/revisions"}],"wp:attachment":[{"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/media?parent=11143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/categories?post=11143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/csiag.eu\/lv\/wp-json\/wp\/v2\/tags?post=11143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}