Comp 343/443-001 Week 7 notes

October 17

5-year sentence for IPv4 address theft

Facebook outage of 2021

DNS and CDNs

10¹²/day

DV alternatives

Link-State routing
    local network maps
    reliable flooding

Transport

UDP

• UDP basics
• UDP simplex talk
• fundamental transport issues
• TFTP

TCP

• End-to-end principle
• TCP header
• Connection establishment
• TCP simplex talk
• the TCP state diagram