Layer 2 Switching - Cisco Nexus 7000 Series Configuration Manual

Layer 2 Switching

The focus of this feature is the VXLAN+OTV interoperation and OTV+BDI function on a Nexus 7000 or
7700 Series border leaf switch with an M3 line card, and the traffic flow between servers in these and a legacy
datacenter. Topology information:
Note Support for this feature is limited to 3 OTV datacenter sites, for the 8.2(1) release.
• Topology 1 displays 3 datacenters, DC-1, DC-2 and DC-3. DC-1 and DC-2 have VXLAN BGP EVPN
• Topology 2 displays 3 datacenters, DC-1, DC-4 and DC-3. DC-1 has VXLAN BGP EVPN and CE pods,
Layer 2 Switching
Layer 2 traffic is transported between the datacenters through the border leaf switches (in DC-1 and DC-2)
and OTV devices (in DC-3 and DC-4) at the site border, over the IP WAN.
Cisco Nexus 7000 Series NX-OS VXLAN Configuration Guide
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and CE pods, with VXLAN and OTV (with Bridge Domain Interface [BDI]) configurations) on the
Virtual Port Channel (vPC) pair border leaf switches (BL 1 and BL 2, BL 3 and BL 4). DC-3 is a legacy
OTV site with OTV switches in separate VDCs (OTV1 and OTV2) at the border.
with VXLAN and OTV (with BDI) enabled on the vPC border leaf switch pair. DC-4 is a OTV+BDI
one box solution with configurations implemented on the vPC border switch pair. DC-3 is a legacy OTV
site.
VXLAN BGP EVPN and OTV Interoperation