H3C MSR Series Command Reference Manual page 17

•
A long aging interval causes the MAC address table to retain outdated entries and fail to
accommodate the latest network changes.
•
A short aging interval results in removal of valid entries and unnecessary broadcasts that affect
the performance of the device.
Examples
# Set the aging timer for dynamic MAC address entries to 500 seconds.
<Sysname> system-view
[Sysname] mac-address timer aging 500
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