The immediate policy is "no attack on IRan."
The ultimate interests of the US are "all options on the table."
This is political speak for "don't rule out an attack on Iran."
"Israel and the U.S. reportedly conduct frequent deliberations regarding the Iranian threat. It appears Israel would not give the U.S. prior notice of a decision to attack Iran, and the Americans, for their part, are not requesting such notice, as not be regarded as accomplices to a possible strike."
-This also might be a clue for Israel...