The status of the interface.
normal: no storm-control aciton is taken.
broadcastBlocked: broadcast packets is blocked.
multicastBlocked: multicast packets is blocked.
bothBlocked: both the broadcast and multicast packets are blocked.
shutdown: the interface is shutdown.
unicastBlocked: unicast packets is blocked.
allBlocked: broadcast multicast unicast packets is blocked.
bcmcBlocked: both the broadcast and multicast packets are blocked.
bcucBlocked: both the broadcast and unicast packets are blocked.
ucmcBlocked: both the unicast and multicast packets are blocked.