• BGP allowas-in

    By default, a BGP speaker will reject any updates if it sees its own ASN in the AS_path attribute. This is to prevent any routing loops.  However, some scenarios require the router to accept the prefixes with the same ASN.  For example, there could be an MPLS cloud from a service provider that connects multiple…

  • AWS Public Peering

    Recently I encountered a scenario where the client had a requirement to connect to AWS public services via direct connect.  The requirement was to have multiple sites on MPLS that connect to a Global WAN provider platform via a Cisco 8KV VNF router. The service provider connects to AWS for direct connect. All the sites…

  • Hello !!

    Working in Network and Security Operations is very interesting, everyday there is a new problem to fix, technology throws curve balls with rapid changes in how organizations deliver services and how the operations and architecture team work align to these changes. This blog is to share the knowledge gained from over the years managing data…