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Chapter A BGP tutorial on site

BGP tutorial can be downloaded(in pdf), but also read on site.

Download it here or plz browse it on the site.

Chapter A is published. It  highlights various global notions on BGP, which are a necessity to understand. This is in order to be able to design and configure the network described in this study case, which aims to deliver IP transit services to customer, and uses multihoming connectivity to several ISPs.

The general points of BGP in this chapter are related to a way of thinking within an ISP environment. People can overview it, but it is recommended to read it accurately if they do not practice BGP administration every day.

The notions described :

  • peering agreements
  • BGP attribute
    • local preference
    • bgp communities
    • as-prepend
  • Next-hop
  • ebgp loop prevention and ibgp loop prevention
  • recursive lookup mechanism
  • BGP most used commands line (cisco)
  • BGP basic multihoming template