Tags Posts tagged with "bgp"

bgp

BGP LU

This blog post discusses BGP Labeled Unicast (BGP-LU) which is used in multi-regional networks to carry the label information. While the RFC3107 “Carrying Label...

The aim of this article is to discuss the importance of Recursive Lookup in BGP. First of all we need to understand the purpose...

IGP Interior Gateway Protocol and BGP Border Gateway Protocol

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...

QoS Policy and its propagation via BGP (QPPB)

Quality of Service (QoS) refers to a collection of technologies that networking devices use to apply different treatment to packets as they pass through...

BGP Conditional Route Injection

We have recently posted the BGP Route Aggregation eBook that discusses the benefits of route aggregation and explains the various optional parameters associated with...

BGP route dampening

The unstable route whose availability alters repeatedly is called a flap. When flaps occur, fexcessive number of BGP UPDATE messages are sent to BGP...

BGP attribute filter

The BGP Attribute Filter feature enables BGP speakers to take a certain action based on the presence of a specified path attribute inside the...

BGP Optimal Route Reflection

Full iBGP Mesh and Route Reflection To avoid loops in a Full iBGP Mesh, BGP routers are only allowed to learn prefixes over iBGP from...

BGP and NAT

Network Address Translation (NAT) was originally described in RFC 1631. Although initially presented as a short term solution for preventing the IPv4 addresses depletion,...

The BGP advertisement of a prefix with new attributes replaces the previous announcement of that prefix. This behavior is known as an Implicit Withdraw,...


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