EECS 122, Lecture 4
Domain Name System
Naming
Decoupling
Original Name System
Scaling Problems
DNS Approach
Naming Hierarchy
Naming Conventions
Naming Example
DNS Components
Zones
Caching
DNS Resource Records
Address-related Types
Authority Record
Name Server Records
Other Records
An Example (nslookup):
Locally-satisfied DNS query:
Globally-satisfied DNS query:
Reverse Queries
Reverse Query Example
Bootstrapping
Negative Caching
DNS Protocol
DNS Lessons
Email: kfall@cs.berkeley.edu
Home Page: http://www-inst.eecs.berkeley.edu/~ee122