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A Reminder Q-mode packets (e.g. Queries) use a special encapsulation to probe the network Routers need to pull the packet out of the forwarding path to allow GIST to take up the handshake In the specification, the Q-mode packets (for current MRMs) use a RAO to help the router do this interception This is basically the same as RSVP (for IPv4 and IPv6) |