Ccna Chapter 4

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er 41.

ccna 1 chapter 4 answers 100% 2011
Refer to the exhibit. What two pieces of information can be determined from the output that is shown? (Choose two.)
The local host is using three client sessions.
The local host is using web sessions to a remote server.
The local host is listening for TCP connections using public addresses.
The local host is using well-known port numbers to identify the source ports.
The local host is performing the three-way handshake with 192.168.1.101:1037. 2. After a web browser makes a request to a web server that is listening to the standard port, what will be the source port number in the TCP header of the response from the server?
13
53
80
1024
1728

3. Which information is found in both the TCP and UDP header information?
sequencing
flow control
acknowledgments
source and destination 4. Which is an important characteristic of UDP?
acknowledgement of data delivery
minimal delays in data delivery
high reliability of data delivery
same order data delivery 5.

ccna 1 chapter 4 answers 100% 2011
Refer to the exhibit. Host A is using FTP to download a large file from Server 1. During the download process, Server 1 does not receive an acknowledgment from Host A for several bytes of transferred data. What action will Server 1 take as a result?
create a Layer 1 jam signal
reach a timeout and resend the data that needs to be acknowledged
send a RESET bit to the host
change the window size in the Layer 4 header 6.

ccna 1 chapter 4 answers 100% 2011
Refer to the exhibit. In line 7 of this Wireshark capture, what TCP operation is being performed?
session establishment
segment retransmit
data transfer
session disconnect 7.

ccna 1 chapter 4 answers 100% 2011
Refer to the exhibit. The initial TCP exchange of data between two hosts is shown in the exhibit. Assuming an initial sequence number of 0, what sequence number will be included in Acknowledgment 2 if Segment 6 is lost?
2
3
6
1850
3431
3475 8. Why is flow control used for...
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