What is IS-IS?
{{IPstack}} '''Intermediate System to Intermediate System''' ('''IS-IS''') is a [[routing|routing protocol]] used in larger office networks and parts of the [[Internet]]. It quickly decides how [[Information|data]] gets from one place to another on a network or the Internet.<ref>{{cite book|last=Gredler|first=Hannes|title=The complete IS-IS routing protocol|url=https://archive.org/details/completeisisrout00gred_989|year=2005|publisher=Springer|isbn=1-85233-822-9|pages=[https://archive.org/details/completeisisrout00gred_989/page/n15 1]|author2=Goraiski, Walter}}</ref> ==Related pages== * [[Shortest Path Bridging]] * [[Border Gateway Protocol]] == References == {{reflist}} {{Tech-stub}} [[Category:Internet protocols]]