military spokesperson, Lt. -Col.
He said the Russian presence there was in support of United Nations peacekeepers on the Golan Heights who, he said, had suspended their activities in the area in 2012 because their safety was endangered.
Israeli soldiers patrol the cease-fire line between Israel and Syria, as seen from the Israeli-occupied Golan Heights.
Most of the Golan Heights have been occupied by Israel since the 1967 war.
Meanwhile, in a major change to the pre-conflict 2011 status quo, Russian military police began deploying on the Syrian-held Golan and planned to set up eight observation posts in the area, the Defence Ministry in Moscow said. "Once the situation has been stabilized, these posts will be handed over to personnel from the Syrian government forces".
Syrian President Bashar al-Assad told his troops on Wednesday they were close to victory after inflicting a succession of defeats on rebels.
That message was conveyed by Israeli Prime Minister Benjamin Netanyahu to Russian President Vladimir Putin when they met in Moscow last month, a senior Israeli official said.
Lieberman said Israel will have "no cause to intervene or operate in Syrian territory" if Damascus respects the 1974 disengagement agreement between the two sides - and as long as Syria doesn't become a staging ground for Iranian forces to attack Israel or transfer arms to Hezbollah in Lebanon.
Syrian air defense forces at Mezzeh Military Airport say they engaged "hostile missiles" in the southwestern part of Damascus province late Thursday night local time, as reports of powerful explosions heard over the Syrian capital by numerous residents in the area, flooded social media. An initial assessment by Israel's military identified the gunmen as Islamic State militants, in what would mark a rare attempt by the Islamist militants to infiltrate Israel.
Israeli troops were on "high alert and readiness" following the strike.
Speaking to reporters Thursday, Brig. Syria said that the jet was conducting raids in Syrian airspace when it was engaged by Israeli forces.
Alexander Lavrentyev, Putin's envoy in Syria told state-controlled Sputnik news in Russia the Russian government was taking Israel's security needs in account and claimed the Russians had "managed to attain the pullout of Iranian units 85km from the Israeli border".