cpsIfSecureMacAddrAgingTime 1.3.6.1.4.1.9.9.315.1.2.1.1.5

The interval in which the interface is secured. After the expiration of the time, the corresponding cpsSecureMacAddressEntry from the cpsSecureMacAddressTable will be removed. If the value of this object is 0, the aging mechanism is disabled.