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How VLANs Ease Change and Movement 5-2
How VLANs Control Broadcast Traffic 5-2
How VLANs Provide Extra Security 5-2
An Example 5-2
VLANs and the Switch 5-3
The Default VLAN and Moving Ports From the Default
VLAN 5-3
Connecting VLANs to a Router 5-3
Connecting Common VLANs Between Switch Units
5-3
Using AutoSelect VLAN Mode 5-3
Using Non-routable Protocols 5-5
Using Unique MAC Addresses 5-5
Extending VLANs into an ATM Network 5-5
VLAN Configurations 5-5
Example 1 5-5
Example 2 5-6
Example 3 5-7
Setting Up VLANs on the Switch 5-8
Assigning a Port to a VLAN When Using Port VLAN
Mode 5-10
Specifying a Backbone Port 5-10
Specifying that a Port is a VLT Port 5-10
Setting Up VLANs Using AutoSelect VLAN Mode 5-11
Specifying Information About the VLAN Server 5-11
Specifying AutoSelect VLAN Mode 5-11
Spanning Tree Protocol 5-12
What is STP? 5-12
How STP Works 5-14
STP Initialization 5-14
STP Stabilization 5-14
STP Reconfiguration 5-14
An Example 5-15
STP Configurations 5-16
Enabling STP on the Switch 5-17
Configuring STP on the Switch 5-18
Configuring the STP Parameters of VLANs 5-18
Configuring the STP Parameters of Ports 5-20
RMON 5-22
What is RMON? 5-22
About the RMON Groups 5-23
Statistics 5-23
History 5-23
Alarms 5-23
Hosts 5-23
Hosts Top N 5-23
Matrix 5-24
Filter 5-24
Capture 5-24
Events 5-24
Benefits of RMON 5-25
How RMON Improves Your Efficiency 5-25
How RMON Allows Proactive Management 5-25
How RMON Reduces the Traffic Load 5-25
RMON and the Switch 5-26
RMON Features of the Switch 5-26
About Alarm Actions 5-28
About Default Alarm Settings 5-29
About the Audit Log 5-29
6
S
TATUS
M
ONITORING
AND
S
TATISTICS
Summary Statistics 6-2
Port Statistics 6-3
Port Traffic Statistics 6-4
Port Error Analysis 6-6
Status Monitoring 6-8