Dns-client-server

• DNS Server: supporting all types of queries and replies. Should be able to do both recursive and iterative queries. Caching to be implemented.
• Client like nslookup: as close as possible to the existing nslookup, all options, all functionality, use of the file /etc/resolv.conf

Installation:

1. Clone Respository

   $ git clone https://github.com/Nishant-Badgujar18/Dns-client-server.git
   

Run:

To compile and run the code

• Run the server in one terminal by typing the command 'python3 dns-server.py'. On the other terminal run client side commands one by one.

Features:

• Types of queries: a, aaaa, cname, ns, mx, ptr, any
• Inverse(reverse) queries
• Set a server other than the default.
• Set a port number other than the default.
• Set timeout for the request
• Set recursive or non-recursive queries
• Find the values of all parameters(server, port, timeout, query type, class)
• Caching of responses at the local dns server according to their time to live.

Authors

• Kalpesh Ahire (111903038)
• Nishant Badgujar (111903053)

Reference:

https://datatracker.ietf.org/doc/html/rfc2616