1. ExpressRoute lets you extend your on-premises networks into the Microsoft cloud over a private connection with the help of a connectivity provider.

flowchart LR
CustomerNetwork --> PartnerNetwork --> ExpressRouteCircuit --> MSFTEdge

2. Private but not encrypted
3. Has redundant connections i.e. [[202404071304 Resiliency Overview|resiliency]]

ExpressRoute Peering Locations or MeetMe

ExpressRoute fast path

• A key component for private peering at the gateways that run in the net which have numerous functions
  • BGP
  • Part of the data path from the MSEE at the peering location to the target resource
• Fastpath removes the gateways as part of the data path enabling higher throughput

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references:

ExpressRoute overview Peering Locations