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...[[routing]], as opposed to [[virtual circuit]] packet switching. Datagram routing allow new paths to be decided on a per-packet basis, although this rarely h ...s, the [[locality of networks|scope]] of addresses is global to the entire routing environment, while data units in a virtual circuit system (e.g., [[MPLS]] o

A major revision of the [[Open Shortest Path First]] interior routing protocol, principally to let it carry both [[Internet Protocol version 4]]

...around the limitations of [[routing]] technology of the time, a move to [[routing protocol]]s that could usefully distribute CIDR information, and, with diff ...omputers; there were no [[personal computer]]s, [[local area network]], or routing within organizations.

...>A widely used [[Internet operations]] tool that can show the hop-by-hop [[routing]] to a destination, as opposed to the simple reachability of [[ping]]; it c

{{rpl|Routing convergence}}

...02.3]], but replaces the [[Internet Protocol Suite|TCP/IP]] end-to-end and routing protocols with their InfiniBand equivalents.

==Datagram routing== In what was historically called the datagram paradigm, but now often simply routing, every packet may contain complete source and destination information such

{{seealso|Routing/Related Articles}} for other concepts in the design of routed networks ...s rid of it as quickly as possible. Hot potato is also called closest exit routing, and does minimize the workload required to route the information.

...trics, but also the additional MPLS information that is used to refine the routing table computation. The [[Internet Engineering Task Force]] (IETF) intends t | title= Routing Extensions in Support of Generalized Multi-Protocol Label Switching (GMPLS)

...take, or must not take. Control plane functions, such as participating in routing protocols, run in the control element.<ref name=rfc3746>{{citation ...lled a routing information base (RIB), or, more commonly and informally, a routing table. Minimally, the RIB contains a list of ordered pairs of <destination,

...ions to the [[OSPF]] version 2 (i.e., for [[Internet Protocol version 4]]) routing protocol, intended to provide information for route computation that is opt

{{r|Routing}}

...is the number of bits, starting on the left, to be considered in making [[routing]] decisions

{{r|Routing protocol scalability}}

...ne of implementing and operating large, [[Internet Protocol]] (IP) based [[routing|routed]] networks such as the public [[Internet]] and secure IP networks (e

{{r|Routing policy}}

{{r|Routing}}

{{r|Routing}}

...s to it, take the one with the lowest metric. Especially for BGP exterior routing, and in an increasing number of complex enterprise networks, the idea of po ...finitions. Technically, they cover more than simple ''reachabilility'' and routing metric, but also cover economics, security, availability, and operational m

{{r|Routing}}