Week 4 not graded answer key

Week 4 not graded answer key - Week 4 ungraded answer key...

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Week 4 ungraded answer key Chap 5. 3. What are the parts of TCP/IP and what do they do? Who is the primary user of TCP/IP? TCP performs packetizing: breaking the data into smaller packets, numbering them, ensuring each packet is reliably delivered, and putting them in the proper order at the destination. IP performs routing and addressing. IP software is used at each of the intervening computers through which the message passes; it is IP that routes the message to the final destination. The TCP software only needs to be active at the sender and the receiver, because TCP is only involved when data comes from or goes to the application layer. TCP/IP is the network layer protocol now used on the Internet. It is also the world’s most popular network layer protocol, used by almost 70 percent of all backbone, metropolitan, and wide area networks. TCP/IP is commonly combined with Ethernet. 7. What is a subnet and why do networks need them? Each organization must assign the IP addresses it has received to specific computers on its networks. In general, IP addresses are assigned so that all computers on the same local area network have a similar addresses. For example, suppose a university has just received a set of Class B addresses starting with 128.184.x.x. It is customary to assign all the computers in the same LAN numbers
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This note was uploaded on 03/11/2011 for the course CIS 589 taught by Professor Dave during the Spring '11 term at Keller Graduate School of Management.

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Week 4 not graded answer key - Week 4 ungraded answer key...

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