3. Definitions

Define the following for referring to the values put in the TYPE field of the Ethernet packet header:

• ether_type$XEROX_PUP
• ether_type$DOD_INTERNET
• ether_type$CHAOS

and a new one:

• ether_type$ADDRESS_RESOLUTION

Also define the following values (to be discussed later):

• ares_op$REQUEST (= 1, high byte transmitted first)
• ares_op$REPLY (= 2)

and:

• ares_hrd$Ethernet (= 1)