Increasing intelligence indicates:
Sources in the Israeli military say that Israel would bomb Unifil sites in southern Lebanon if Israeli warplanes are intercepted.Aljazeera 22.Oct.06
An Israeli newspaper, Maarif, reported on Sunday that the statements came after several European countries which have been putting pressure on Israel to stop its violation of Lebanese air space.
[...]
Peretz said on Sunday that the purpose of the United Nations Interim Force in Lebanon (Unifil), was to act against Hezbollah and not Israel.
"Unifil is meant to act against Hezbollah and not against Israel," he said.
"Israel's security is the most important objective."
On July 27, Israeli warplanes bombed a UN observation centre in southern Lebanon and killed four observers.
[...]
Israel launched its war on July 12 after Hezbollah seized two soldiers and killed eight others in cross-border raids.
The war killed more than 1,200 Lebanese, mostly civilians, and more than 160 Israelis, mostly soldiers.