Siemens IEEE802.11 - Manual (Page 7)

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