MPLS
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Supports next-hop-based dynamic tunnels with IPv6 in the underlay network (PTX10002-36QDD)—You can encapsulate IPv4 and IPv6 packets inside the IPv6 packets between two IPv6 nodes. This encapsulation mechanism helps to create next-hop-based dynamic tunnels with IPv6 in the underlay network.
[See Next-Hop-Based Dynamic Tunnels and show dynamic-tunnels database.]