beautypg.com

Layering means encapsulation – Siemens IEEE802.11 User Manual

Page 7

background image

WLAN-IEEE802.11 Tutorial (Maximilian Riegel), 021018-wlan-tutorial.ppt

Page 7

© Siemens, 2002

user data

appl. header

tcp header

application data

ip header

Ethernet

ip header

tcp header appl. header

user data

HTML

http

tcp

ip

802.2

TCP segment

IP datagramm

Ethernet frame

64 - 1500 bytes

14 bytes

20 bytes

20 bytes

Layering means encapsulation