Information About Tracking Multiple Ports; Tracking Multiple Ports - Cisco MDS 9000 Series Configuration Manual

Configuring Port Tracking
Step 1
switch# configure terminal
Enters configuration mode.
Step 2 switch(config)# interface fc8/6
Configures the specified interface and enters the interface configuration submode. You can now configure tracked ports.
This link symbolizes the direct link (1) in .
Note
Step 3
switch(config-if)# port-track interface port-channel 1
Tracks interface fc8/6 with interface port-channel 1. When port-channel 1 goes down, interface fc8/6 is also brought
down.
This link symbolizes the ISL (2) in .
Note
switch(config-if)# no port-track interface port-channel 1
(Optional) Removes the port tracking configuration that is currently applied to interface fc8/6.

Information About Tracking Multiple Ports

You can control the operational state of the linked port based on the operational states of multiple tracked
ports. When more than one tracked port is associated with a linked port, the operational state of the linked
port will be set to down only if all the associated tracked ports are down. Even if one tracked port is up, the
linked port will stay up.
In Figure 23: Traffic Recovery Using Port Tracking, on page
link 1 be brought down. Direct link 1 will not be brought down if either 2 or 3 are still functioning as desired.
Figure 23: Traffic Recovery Using Port Tracking

Tracking Multiple Ports

To track multiple ports, perform these steps:
Step 1 switch# configure terminal
Enters configuration mode.
285, only if both ISLs 2 and 3 fail, will the direct
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Information About Tracking Multiple Ports
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