No need to follow Israel's lead and descriminate by religion. So NATO forces of all religions are welcome. But Isreali forces are a different matter. The main protection that the Pals need is AGAINST incursions by Israel. So using Israeli troops to protect them against an Israeli attack would make them even more vulnerable to attack.
Three homemade bombs in Egypt's Alexandria wound two (AP)
from the article: Abbas: Jewish NATO soldiers could defend future Palestinian state