Networking And Protocols

Week 2 Homework 1. What are the four layers of the infection control protocol/IP model? coat layer, channelise Layer, earnings layer, and the Networking Interface layer 2. Which layer of the TCP/IP model bear upon requests from hosts to make accepted a association is made to the appropriate port? The Application layer 3. What are well known ports? Port amount 1 1023 are considered well know ports 4. Identify the port human activitys for the by-line applications. a. Telnet 23 b. HTTP 80 c. FTP 20, 21 d. DNS 53 e. DHCP 67, 68 5. Define the finding of a connection oriented protocol. possess an example. It means it establishes the network connection, manages the info transferred, and terminates the connection. An example of this is a windowpane size of zero is advertised, the vector will not carry any further entropy until it receives an acknowledgment with a nonzero window value. 6. What three packets are transfer between two hosts when establishing a TCP connection? SYN, SYN ACK, ACK 7. What is the purpose of a sequence number (SEQ=) in TCP data packets?

The sequence number is employ to keep track of the data packets being transferred from Host A to Host B 8. Explain how a host knows whether a data packet was not received. The TCP/IP protocol is used what is called a 3 dash handshake victimisation the 3 steps or layers SYN, SYN ACK, ACK, viz. ACK is involved in this step. 9. Describe how a TCP connection is terminated? ACK the tertiary step of the ICP/IP protocol is the process that terminates the connection. 10. Wh at is a connectionless protocol? Give an exa! mple. UDP User Dataprogram Protocol is a connectionless protocol. An example is an Internet audio feed.If you want to get a full essay, hallow it on our website: OrderEssay.net

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