CPE 401/601 Computer Communication Networks

Spring 2012

Lab 1: Establishing a Local Area Network with a Router

Due on Wednesday, Feb 15 at 1:00 pm

Complete the 1st lab posted on WebCampus and when applicable insert snapshots of your configuration to answer in-lab questions.

Post-lab Questions

  1. What is the difference between a switch and a router?
  2. Write the syntax for an ifconfig command that seths the IP address of the interface eth0 to 192.168.5.5/16 with broadcast address 192.168.255.255.
  3. How does a router determine whether datagrams to a particular host can be directly delivered through one of its interfaces?
  4. What is the default maximum TTL value used by traceroute when sending UDP datagrams?
  5. What is the difference between a network IP address and a network prefix?
  6. What is the network prefix of IP address 192.168.5.5/24?
  7. Explain the role of port numbers in TCP and UDP.
  8. How do TCP and UDP decide the maximum size of a datagram?
  9. Are domain names case sensitive? Is there any constraint on the length of domain names?
  10. What are advantages of using a thread instead of a process?

What to turn in A soft-copy of your results and answers to the questions to be uploaded to WebCampus.