Computer Networking
Which of the following describe the DHCP Discover message?1. It uses FF:FF:FF:FF:FF:FF as a layer 2 broadcast.2. It uses UDP as the Transport layer protocol.3. It uses TCP as the Transport layer protocol.4. It does not use a layer 2 destination address.

4 only
1 and 2
3 and 4
1 only

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Computer Networking
HDLC (High-level Data Link Control) is

a very common bit-oriented data link protocol issued by ISO.
a method access control technique for multiple-access transmission media
network access standard for connecting stations to a circuit-switched network
a method of determining which device has access to the transmission medium at any time
None of these

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