So, has he served his time or not? Yes, he has. The idea that he can be released, but not exercise freedom of speech or movement is ridiculous. It makes Israel look foolish. If he were really intent on passing on 30 year old secrets to foreigners, there are a million ways he could do it. They shouldn't have released him if they're going to keep up with this petulant, vindictive silliness.
Shin Bet arrests Meir Ettinger on suspicion of involvement with extremist Jewish group (Haaretz)
from the article: Vanunu convicted of violating order barring foreign contacts