Operation Manual – 802.1x 
Quidway S3900 Series Ethernet Switches-Release 1510  Table of Contents
 
Huawei Technologies Proprietary 
i 
Table of Contents 
Chapter 1 802.1x Configuration ................................................................................................... 1-1 
1.1 Introduction to 802.1x ........................................................................................................ 1-1 
1.1.1 Architecture of 802.1x Authentication ..................................................................... 1-1 
1.1.2 The Mechanism of an 802.1x Authentication System............................................. 1-3 
1.1.3 Encapsulation of EAPoL Messages........................................................................ 1-3 
1.1.4 802.1x Authentication Procedure............................................................................ 1-6 
1.1.5 802.1x Timer ........................................................................................................... 1-9 
1.1.6 802.1x Implementation on an S3900 Series Switch ............................................. 1-10 
1.2 802.1x Configuration........................................................................................................ 1-12 
1.3 Basic 802.1x Configuration.............................................................................................. 1-13 
1.3.1 Prerequisites ......................................................................................................... 1-13 
1.3.2 Configuring Basic 802.1x Functions...................................................................... 1-13 
1.4 Timer and Maximum User Number Configuration........................................................... 1-14 
1.5 Advanced 802.1x Configuration....................................................................................... 1-16 
1.5.1 Prerequisites ......................................................................................................... 1-16 
1.5.2 Configuring Proxy Checking.................................................................................. 1-16 
1.5.3 Configuring Client Version Checking .................................................................... 1-17 
1.5.4 Enabling DHCP-triggered Authentication.............................................................. 1-17 
1.5.5 Configuring Guest VLAN....................................................................................... 1-18 
1.6 Displaying and Debugging 802.1x................................................................................... 1-18 
1.7 Configuration Example ....................................................................................................1-19 
1.7.1 802.1x Configuration Example.............................................................................. 1-19 
Chapter 2 HABP Configuration.................................................................................................... 2-1 
2.1 Introduction to HABP ......................................................................................................... 2-1 
2.2 HABP Server Configuration............................................................................................... 2-1 
2.3 HABP Client Configuration ................................................................................................2-2 
2.4 Displaying HABP................................................................................................................ 2-2