KeithV

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  1. This is some nice debugging work; and you hit the real world vs the ideal protocol. You can check on Wikipedia for the protocol: https://en.wikipedia.org/wiki/Dynamic_Host_Configuration_Protocol In short the network stack should ignore the second offer, but the internal state machine follows the protocol and in a response to a request the state machine expects an ACK. DHCP is an open UDP protocol where not only can UDP packets be dropped, but the server can offer the same IP address to multiple machines up to and until he ACKs a request; so at anytime in the discovery, offer, re