ip sniffer

[RocketMagicSingh]

i'm a final year engg student with information tech as my expertise and i am searching projects to undertake during the current year.
i need information on ip sniffer.
info relating to the basics and can i pursue the topic as a project?
if yes then i need to know the details of how i can pursue the topic and create a project, the requirements and the necessary data.
so if any1 has knowledge on the topic i request to inform me. i would be grateful for any help i receive.
thanking you
Bharat.