Cisco Cisco Dynamic Fabric Automation for OpenStack Leaflet
Prior to migration, the inter-VLAN traffic from Host 1 on VLAN10 goes through Layer 3 hops up through
the spine to get to Host 2 on VLAN11.
the spine to get to Host 2 on VLAN11.
Figure 7: Figure: Premigration Inter-VLAN Multi-Hop
During migration to the Cisco DFA fabric, the inter-VLAN traffic from Host 1 on VLAN 10 takes a single
hop through a single leaf node where a Layer 3 lookup is performed and traffic is routed to Host 2 on VLAN
hop through a single leaf node where a Layer 3 lookup is performed and traffic is routed to Host 2 on VLAN
Cisco Dynamic Fabric Automation Migration Guide
OL-31503-01
13
Migration Overview
Traffic Flow Before and After Migration