{"id":489,"date":"2026-06-17T10:25:22","date_gmt":"2026-06-17T08:25:22","guid":{"rendered":"https:\/\/www.it-resell.com\/blog\/glossar\/isis-protocol\/"},"modified":"2026-06-17T10:25:22","modified_gmt":"2026-06-17T08:25:22","slug":"isis-protocol","status":"publish","type":"glossar","link":"https:\/\/www.it-resell.com\/blog\/glossar\/isis-protocol","title":{"rendered":"IS-IS Routing"},"content":{"rendered":"<p><strong>IS-IS (Intermediate System to Intermediate System)<\/strong> ist ein Link-State-Routing-Protokoll, das \u2014 \u00e4hnlich wie OSPF \u2014 die Dijkstra-Algorithmus-basierte K\u00fcrzester-Pfad-Berechnung nutzt. Ein wesentlicher Vorteil ist, dass IS-IS auf Data-Link-Ebene l\u00e4uft und somit nativ mit IPv4, IPv6 und MPLS umgehen kann, ohne separate Protokoll-Instanzen. Internet-Exchange-Points und gro\u00dfe Telekommunikationsanbieter (AT&#038;T, BT) bevorzugen IS-IS wegen seiner Skalierbarkeit.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Link-State-Routing-Protokoll, besonders in Provider-Netzwerken verbreitet.<\/p>\n","protected":false},"template":"","meta":{"kurzdefinition":"Link-State-Routing-Protokoll, besonders in Provider-Netzwerken verbreitet.","synonyme":"","verwandte_begriffe":"","shop_ziel":"","stufe":""},"produktbereich":[],"hersteller":[],"produkttyp":[],"thema":[],"class_list":["post-489","glossar","type-glossar","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/glossar\/489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/glossar"}],"about":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/types\/glossar"}],"wp:attachment":[{"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/media?parent=489"}],"wp:term":[{"taxonomy":"produktbereich","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/produktbereich?post=489"},{"taxonomy":"hersteller","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/hersteller?post=489"},{"taxonomy":"produkttyp","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/produkttyp?post=489"},{"taxonomy":"thema","embeddable":true,"href":"https:\/\/www.it-resell.com\/blog\/wp-json\/wp\/v2\/thema?post=489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}