Introduction to DNS:
In this exercise you become familiar with several concepts:
- Tracerouter command
- Visual Route
- DNS server tracing
- DNS Cache
- Class exercise: download dns_sime_query and answer the questions we discussed in class
- Complete the DNS Lab and answer all the questions.
- Read the slides on DNS Root Nameservers
- Read Part I of the DNS exercise. Complete part II and answer all the questions. You can obtain a trail version of VisualRoute. You can also use traceroute command. This is an easy tutorial on Netstat.