Transcript Snoop Lab - Uppsala University

Snoop Lab
• Exercise in examining network traffic
Workstation
Server
Workstation
Ethernet
Workstation
Workstation
Snoop Lab
• You will need, in advance, knowledge of:
– TCP header format
– IP header format
– Ethernet address format & ARP mechanics
• You will get:
– Understanding of the lower levels of the networking
stack
– Decode IP & TCP headers and examine their contents
– The ability to sniff your fellow student’s passwords
• You are encourage to work in pairs!
Snoop Lab
• Reading the following sections in Kurose
& Ross' book should be enough:
– The 802.3 MAC Sublayer Protocol, pp. 417 429, 437 - 440.
– The IP Protocol, pp. 300 - 321.
– The Address Resolution Protocol, pp. 409 415.
– TCP, chapter 3.