Russian President Vladimir Putin had a telephone conversation with Turkish President Recep Tayyip Erdogan, the Kremlin press service said.
"The sides continue to exchange views on key aspects of the crisis situation in Syria with a focus on developments in the Idlib de-escalation zone where frequent ceasefire violations by radical armed groups are carried out," the press service said.
Putin and Erdogan stressed "the importance of further close coordination of Russia’s and Turkey’s efforts, including between their defense ministries, on various aspects of Syrian settlement," the Kremlin said.
Apart from that, the two leaders discussed current issues of bilateral political and trade-and-economic relations and a number of international problems, and agreed to continue close contacts.