This can be monitored by UN or Nato troops to ensure weapons are not smuggled. Both imports and exports as well as passengers. Anything less is just plain nonsense and stupid. There could be a designated sea transit corridor, a bit like the Berlin airlift, to allow the ships in and out. If Israel is serious about peace, this would be the start of setting up some infrastructure of a 2 state solution. If Israel disagrees, then it wants a one state solution.
U.S. says working on initiative to de-escalate Syria fighting, with focus on Aleppo (Reuters)
from the article: 'Viva Palestina' activists deliver tons of aid to Gaza Strip