Cisco 3750G - Catalyst Integrated Wireless LAN Controller

34-25
Catalyst 3750 Switch Software Configuration Guide
OL-8550-02
Chapter 34 Configuring EtherChannels and Link-State Tracking
Configuring Link-State Tracking
Figure 34-6 Typical Link-State Tracking Configuration
Configuring Link-State Tracking
These sections describe how to configure link-state tracking ports:
• Default Link-State Tracking Configuration, page 34-26
• Link-State Tracking Configuration Guidelines, page 34-26
• Configuring Link-State Tracking, page 34-26
• Displaying Link-State Tracking Status, page 34-27
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Network
Layer 3 link
Server 1 Server 2 Server 3 Server 4
Distribution
switch 1
Distribution
switch 2
Switch A Switch B
Port
1
Port
5
Port
4
Port
3
Port
2
Port
2
Port
3
Port
4
Port
8
Port
7
Port
6
Port
5
Port
1
Port
6
Port
7
Port
8
Link-
state
group 2
Link-state
group 1
Link-state
group 1
Link-state
group 2
Link-state
group 2
Link-
state
group 1
Link-
state
group 1
Primary link
Secondary link
Link-
state
group 2