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Unformatted text preview: a CRC. Which is done rst by the sender: bit stung or the CRC? Explain. 3. Why is there an address eld in the HDLC header? After all, the HDLC is a point-to-point protocol. 4. Give three examples of unnumbered control frames in HDLC. Why are they called unnumbered? 5. What is the purpose of the protocol eld in PPP? 1...
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This note was uploaded on 10/10/2010 for the course ECE 6607 taught by Professor Staff during the Fall '09 term at Georgia Institute of Technology.
- Fall '09