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in case we thought about the attacker as the host side, how would we update its protocol stack?
Another concern is related to encapsulating Attribute Identifier (AID) in each packet to ingress and egress the network. What would be the overhead over the network due to this?
Also, the solution modifies 802.1x protocol and extended the OpenFlow protocol...would that be practical if we consider this approach as the solution the unauthenticated access to the SDN network problem?
Finally, there is a minimum of two switches needed authentication and forwarding switches,...would that solution be scalable?
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