27. The TCP and UDP protocols both exist at what layer of the OSI model? 28. The frame header at the Data Link layer includes hardware addresses of the source and destination NICs. What is another name for this address? 29. In the TCP/IP model, what layer is considered so simple that it is ignored entirely?
27. The TCP and UDP protocols both exist at what layer of the OSI model? 28. The frame header at the Data Link layer includes hardware addresses of the source and destination NICs. What is another name for this address? 29. In the TCP/IP model, what layer is considered so simple that it is ignored entirely?
Test-Bank-for-Network-Guide-to-Networks-8th-Edition-by-West.docx