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Month: January 2018

BGP design options for EVPN in Data Center Fabrics

BGP design options for EVPN in Data Center Fabrics

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Ivan Pepelnjak described his views regarding BGP design options for EVPN-based Data Center Fabrics in this article. In comments to following blog post we briefly discussed sanity of eBGP underlay + iBGP overlay design option and come to conclusion that we disagree on this subject. In this blog post I try to summarize my thoughts about this design options. Let’s start with the basics – what’s the idea behind underlay/overlay design? It’s quite simple – this is logical separation of…

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List of EVPN and DC-related RFCs

List of EVPN and DC-related RFCs

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In this post I try to collect links to all interesting RFCs and drafts related to DC, EVPN and network overlays. Some of this documents are complete industry standards, some are drafts aiming to become such standarts, and others are just informational documents, often already outdated and forgotten, but despite this still interesting and useful. So don’t forget to pay attention to time frame each particular document was created and updated.   RFC 7209 – Requirements for Ethernet VPN (EVPN) This…

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