{"id":446,"date":"2020-10-01T12:37:16","date_gmt":"2020-10-01T10:37:16","guid":{"rendered":"http:\/\/vita.sk.vps202.nameserver.sk\/?post_type=product&#038;p=446"},"modified":"2026-10-16T19:34:23","modified_gmt":"2026-10-16T17:34:23","slug":"online-kurz-pocitacove-siete-v-voip","status":"publish","type":"product","link":"https:\/\/www.vita.sk\/cs\/online-kurz-pocitacove-siete-v-voip\/","title":{"rendered":"Online kurz Po\u010d\u00edta\u010dov\u00e9 Siete V. VoIP"},"content":{"rendered":"<p>Online kurz Po\u010d\u00edta\u010dov\u00e9 Siete V. VoIP je pre v\u00e1s ide\u00e1lny, ak chcete porozumie\u0165 hlasovej komunik\u00e1cii cez IP siete a nau\u010di\u0165 sa diagnostikova\u0165 probl\u00e9my ovplyv\u0148uj\u00face kvalitu telefonovania. <strong>Ide o certifikovan\u00fd online kurz na po\u010d\u00edta\u010dov\u00e9 siete a VoIP.<\/strong> VoIP a internetov\u00e1 telef\u00f3nia prep\u00e1jaj\u00fa prenos hlasu s d\u00e1tovou infra\u0161trukt\u00farou, ktorej vlastnosti ovplyv\u0148uj\u00fa priebeh hovoru. Spolo\u010dne si vysvetl\u00edme v\u00fdznam kapacity pripojenia, \u00falohu signaliza\u010dn\u00e9ho protokolu SIP a princ\u00edp priameho dovolania prostredn\u00edctvom DID. Zorientujeme sa v z\u00e1kladn\u00fdch pojmoch a uk\u00e1\u017eeme si ich s\u00favislosti s fungovan\u00edm hlasov\u00fdch slu\u017eieb. Kurz nadv\u00e4zuje na z\u00e1kladn\u00e9 znalosti po\u010d\u00edta\u010dov\u00fdch siet\u00ed a vyu\u017eijete ho pri technickej podpore, spr\u00e1ve infra\u0161trukt\u00fary aj komunik\u00e1cii s poskytovate\u013emi telef\u00f3nnych slu\u017eieb.<\/p>\n<p>&nbsp;<\/p>\n<p>Pri praktickej pr\u00e1ci sa zameriame na meranie priepustnosti, latencie a vyhodnocovanie kvality sie\u0165ov\u00e9ho pripojenia. Nau\u010d\u00edme sa pou\u017e\u00edva\u0165 diagnostick\u00e9 pr\u00edkazy v CMD, uklada\u0165 ich v\u00fdstupy a porovn\u00e1va\u0165 z\u00edskan\u00e9 v\u00fdsledky. Rozl\u00ed\u0161ime Quality of Service (QoS) a Quality of Experience (QoE), aby sme vedeli prepoji\u0165 technick\u00e9 parametre siete so sk\u00fasenos\u0165ou pou\u017e\u00edvate\u013ea po\u010das hovoru. Obozn\u00e1mime sa s n\u00e1strojmi LAN Speed Test a Visualware, prostred\u00edm Cisco Unified Communications Manager a tvorbou sie\u0165ov\u00fdch sch\u00e9m v draw.io. N\u00e1sledne si vysvetl\u00edme modely OSI a TCP\/IP, rozdiely medzi TCP a UDP a princ\u00edp nadviazania TCP spojenia pomocou handshake. Pomocou Wiresharku budeme sk\u00fama\u0165 zachyten\u00fa sie\u0165ov\u00fa komunik\u00e1ciu a h\u013eada\u0165 s\u00favislosti medzi protokolmi a priebehom prenosu. Dopln\u00edme orient\u00e1ciu v Cisco certifik\u00e1ci\u00e1ch, technickej dokument\u00e1cii a \u0161tudijn\u00fdch zdrojoch.<\/p>\n<p>&nbsp;<\/p>\n<p>VoIP a internetov\u00e1 telef\u00f3nia n\u00e1m poskytuj\u00fa praktick\u00fd priestor na prepojenie sie\u0165ovej te\u00f3rie s rie\u0161en\u00edm probl\u00e9mov pou\u017e\u00edvate\u013eov. Pri precvi\u010dovan\u00ed odpor\u00fa\u010dame zaznamen\u00e1va\u0165 podmienky merania a porovn\u00e1va\u0165 v\u00fdsledky pri r\u00f4znom za\u0165a\u017een\u00ed siete. Takto si vytvor\u00edme preh\u013eadnej\u0161\u00ed postup pri preverovan\u00ed oneskoren\u00e9ho, preru\u0161ovan\u00e9ho alebo nestabiln\u00e9ho hovoru. \u0160tudujete online, v sloven\u010dine a vlastn\u00fdm tempom. Z\u00edskate ro\u010dn\u00fd pr\u00edstup, materi\u00e1ly na stiahnutie, pr\u00edru\u010dku, prezent\u00e1ciu a \u0165ah\u00e1ky. Vedomosti si over\u00edme v priebe\u017enom a z\u00e1vere\u010dnom teste a po \u00faspe\u0161nom absolvovan\u00ed z\u00edskate certifik\u00e1t VITA. Ak sa chcete skuto\u010dne nau\u010di\u0165 rozumie\u0165 VoIP technol\u00f3gi\u00e1m, analyzova\u0165 sie\u0165ov\u00fa komunik\u00e1ciu a vyhodnocova\u0165 kvalitu hlasov\u00fdch slu\u017eieb, tak toto je ide\u00e1lny online kurz pre v\u00e1s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V online kurze Po\u010d\u00edta\u010dov\u00e9 Siete V. VoIP sa nau\u010d\u00edme rozumie\u0165 internetovej telef\u00f3nii, protokolu SIP a parametrom ovplyv\u0148uj\u00facim kvalitu hovorov. Precvi\u010d\u00edme si sie\u0165ov\u00fa diagnostiku v CMD, anal\u00fdzu komunik\u00e1cie vo Wiresharku a rozl\u00ed\u0161ime QoS a QoE.","protected":false},"author":4,"featured_media":6263,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[48,47,73],"product_tag":[1252,1368,1885,1886,1887,1888,1889,1890,1891,205,206],"class_list":{"0":"post-446","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-online-kurzy-pocitacove-siete","7":"product_cat-online-kurzy-cisco-a-siete","8":"product_cat-bez-kategorie","9":"product_tag-wireshark","10":"product_tag-sietova-diagnostika","11":"product_tag-voip","12":"product_tag-internetova-telefonia","13":"product_tag-sip","14":"product_tag-did","15":"product_tag-qos","16":"product_tag-qoe","17":"product_tag-cisco-unified-communications-manager","18":"product_tag-cisco-a-siete","19":"product_tag-pocitacove-siete","21":"first","22":"instock","23":"sale","24":"virtual","25":"sold-individually","26":"taxable","27":"purchasable","28":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v25.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Online kurz Po\u010d\u00edta\u010dov\u00e9 siete - VoIP 2026 | VITA<\/title>\n<meta name=\"description\" content=\"Online kurz Po\u010d\u00edta\u010dov\u00e9 siete VOIP v\u00e1s nau\u010d\u00ed pracova\u0165 s protokolom VoIP a s protokolmi TCP a UDP, spozn\u00e1te v\u00fdznam skratiek RTP, RTCP, cRTP \u010di SCCP. \u2705\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vita.sk\/online-kurz-pocitacove-siete-v-voip\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Online kurz Po\u010d\u00edta\u010dov\u00e9 Siete V. 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