Basic of BGP routing Protocol – A Two Napkin Protocol – Part 1
A 30-year-old protocol that still has its value: - BGP protocol. It is also called the Two Napkin Protocol (Not an official name). If I look at a bit of the history of this protocol then in 1989 when Kirk …
Basic of BGP routing Protocol – A Two Napkin Protocol – Part 2
Jan 10, 2025 · Basic of BGP routing Protocol – A Two Napkin Protocol – Part 2 This series focuses on the BGP routing protocol and will be presented across multiple articles due to the depth and length of …
BGP - Understanding Inbound Traffic Engineering
Understanding of the BGP Best-Path selection process In order to show the various options that you have to try an manipulate how traffic enters your network I will be using the following topology.
BGP Zero to Hero Part 8, BGP filtering methods - Cisco Learning Network
Oct 1, 2022 · The BGP Prefix-Based Outbound Route Filtering feature uses Border Gateway Protocol (BGP) outbound route filter (ORF) send and receive capabilities to minimize the number of BGP …
I am a little bit new to the BGP family. Is this a good explanation of ...
Dec 28, 2024 · In networking, BGP refers to the Border Gateway Protocol, which is used to exchange routing information between different autonomous systems (AS), while eBGP (External BGP) is a …
BGP Zero to Hero Part 9, AS-Path Attribute Manipulation
BGP Replace Autonomous System Numbers (ASNs) feature is a BGP policy on the router that allows replacing any of the configured AS number with its own AS. Many AS numbers can be specified to …
BGP Zero to Hero Part 7, BGP Communities - Cisco Learning Network
Feb 7, 2022 · ' BGP standard communities using numeric values In the previous lab, we used ACL to identify routes then match them in a route map then assign one of the four standard well-known …
BGP Active State - Cisco Learning Network
So if you keep repeatedly trying "show ip bgp summary", you will see the active state. An authentication problem would also lead the router to transition to an active state.
BGP Zero to Hero Part 3 , iBGP Scaling - Cisco Learning Network
In this example, the route map named bgp-to-rib denies all routes Router (config)# router bgp 100 Router (config-router-af)# table-map bgp-to-rib filter Specifies a route map that filters what goes into …
BGP Zero to Hero Part 2 , Attributes and Best Path Selection Algorithm
A network in the BGP table with a next hop address of 0.0.0.0 means that the network is locally originated via redistribution of Interior Gateway Protocol (IGP) into BGP, or via a network or …