Prerequisites to configure routed overlay networks

A reliable underlay IP network and a Layer 2 EVPN multihoming network are prerequisites for configuring a BGP EVPN VXLAN-enabled fabric core network.

For configuration guidelines for underlay and Layer 2 multihoming, refer to

• EVPN Multihoming for Non-Fabric Networks, Cisco Catalyst 9300 Series Switches

• EVPN Multihoming for Non-Fabric Networks, Cisco Catalyst 9400 Series Switches

• EVPN Multihoming for Non-Fabric Networks, Cisco Catalyst 9500 Series Switches

• EVPN Multihoming for Non-Fabric Networks, Cisco Catalyst 9600 Series Switches