Configure Link Debounce time for all ports.
default link-debounce
link-debounce <0-300000>
no link-debounce
The default status is disabled for all ports when not initially configured. If you run the default link-debounce command, the default configuration is enabled with a value of 1,000 milliseconds. To return to the initial disabled state, you must run the no link-debounce command or set the Link Debounce timer to 0.
GigabitEthernet Configuration.
This command does not apply to all hardware platforms. For more information about feature support, see Fabric Engine Feature Support Matrix.