The aim of this article is to discuss the importance of Recursive Lookup in BGP. First of all we need to understand the purpose of the recursion method and find some evidence of its use in everyday life. Recursion is based on self-reference and can be found in many...
RFC 7311 defines an optional non-transitive BGP attribute called the Accumulated IGP Metric Attribute (AIGP). As we know, IGP stands for Interior Gateway Protocol and represents a group of routing protocols that run within a single administrative domain. IGP selects...
Quality of Service (QoS) refers to a collection of technologies that networking devices use to apply different treatment to packets as they pass through the devices. There are several QoS techniques for this, such as classification and marking, shaping and policing,...
We have recently posted the BGP Route Aggregation eBook that discusses the benefits of route aggregation and explains the various optional parameters associated with the aggregate-address command. In short, route-aggregation is the process of grouping a large address...
The unstable route whose availability alters repeatedly is called a flap. When flaps occur, an excessive number of BGP UPDATE messages are sent to BGP peers which in turn increases the load of the peers and excessively consumes CPU power. The goal of BGP route...
