LD02: AWS EC2 due Tue 05 Sep 14:45

Preparation for Lab Day

Set up an AWS Account
Visit https://aws.amazon.com/ and click the “Create an AWS Account” button to get started. You will need a credit/debit card but you will not be charged until you start using services. Most of the services we use this semester will be free or quite inexpensive.

Start by reading/skimming http://www.zytrax.com/tech/protocols/ip-classes.html. Jot down your answers to these questions and bring them to lab day:
  1. Suppose a computer lab has a number of computers that are allocated IPv4 addresses via DHCP and the addresses are in the range to How would you express this range of addresses using CIDR notation?
  2. Suppose you are using one of the computers in the aforementioned lab and you issue the ifconfig command which indicates that the IP number of the computer your are currently using is Then, using the same computer you open a browser and enter this search string: “What's my ip?” Suppose the search engine reports your IP as Explain why this might happen.

Lab Day

Begin working through the instructions given for Homework #2