Table 4: Configure Spine Switch 1 and Spine Switch 2 for Optimized Layer 2 Multicast for IPv4 and IPv6, with Ingress Replication Configuring Optimized Layer 2 Overlay Multicast Example 2: Configuring Optimized Layer 2 Overlay Multicast with Ingress Replication for IPv4 and IPv6 Spine Switch 1 Spine Switch 2 Configuring Optimized Layer 2 Overlay Multicast 31