# OSI Model

  • Layer 7 - HTTP, SSH, FTP
  • Layer 6 - TLS
  • Layer 5 - SMB, RPC
  • Layer 4 - TCP, UDP, QUIC - (segments) - (Port)
  • Layer 3 - IP, ICMP - (packets) - (IP)
  • Layer 2 - Ethernet, WiFi - (frames) - (MAC)
  • Layer 1 - Electrical signals - (bits)

# Resources

YT (opens new window)

Last Updated: 10/5/2022, 6:26:29 PM