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Netprog 2002  TCP/IP
Netprog 2002  TCP/IP
Ethernet
•Multi-access (shared medium).
•Every Ethernet interface has a unique 48 bit address (a.k.a. hardware address).
•Example:   C0:B3:44:17:21:17
•The broadcast address is all 1’s.
•Addresses are assigned to vendors by a central authority.