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1. Find the IP addresses of www.google.com and www.yahoo.com2. Modify the hosts file to map www.google.com to yahoo's IP address and try to do a google search. Remove the modification to the host file and repeat.3. Find the domain name of 128.252.160.200 (reverse the address and add.in-addr.arpa)4. Find the owner of fccollege.edu.pk domain5. Find route from your computer to www.google.com6. Find the MAC address of your computer7. Print your ARP cache table. Find a server on your local network. Change its ARP entry in your computer to point to your computer's MAC address. Print new ARP cache table. Now use the service and see what happens.8. Print your routing table and explain each line (up to line #20 if too many)9. What is the number of packets sent with "destination unreachable"10. Find the location of 128.252.166.147 (use ipaddresslocation.org)
Explain four different types of wireless technologies in a 350- to 700-word paper in APA format. Describe the characteristics and properties of each signal type, and how each can be used.
Design a switched network to compliment your routed network. Each department will require five switches that will plug into the router cards.
If you have a class B network and want to divide it into subnets, each with 126 hosts, which subnet mask should you use? What are the four addresses (broadcast and network number) for the network starting at 131.204.18?
You have been hired by a small company to install backbone to connect four 100base-T Ethernet LANs (each using one 24-port hub) and to give a connection to Internet. Develop simple backbone and determine total cost.
Write about SSH or OpenSSH server services discussion questions
Is Nmap able to recognize operating system running on each system? Is there any Nmap feature which can be utilized to guess OS of host?
Segmentation of a file and forming FTP datagrams: Read first 'x' number of bytes and use them as part of payload section of an FTP datagram. Encapsulate the FTP datagram into TCP datagram (generation of TCP packets)
As security manager at XYZ Corporation, you are responsible for managing intrusion detection environment. If you were given the ability to build the environment from scratch, would you use network based IDS, host based IDS, or a combination?
What would be needed along with precautionary measures, and an overview of how the Internet works for the organization's office administration.
A computer system provides protection using the Bell-LaPadula policy. How would a virus spread if: The virus were placed on the system at system low (the compartment that all other compartments dominate)?
Assuming that switches user store-and-forward packet switching, what is the total end-to-end delay to send a packet of length L? (Ignore queuing, propagation delay, and processing delay.)
Assume that no packet or acknowledgement are dropped. Assume that A sends a packet to C and waits for its acknowledgement to come back from C. How long does it take until A gets that acknowledgement?
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