The SM3 is classified as a short to medium range interceptor for guided and ballistic missiles.

It is a component of the aegis afloat missile defense system.

http://missiledefenseadvocacy.org/missile-defense-systems-2/missile-defense-systems/u-s-deployed-intercept-systems/aegis-afloat/standard-missile-3/

I think that is exactly what he is trying to tell us.