Although there were no immediate reports of major fighting, it remained too early to tell whether the plan would work.
The Syrian Government and the rebels have both signalled that they will comply, despite reservations. But neither side has publicly given an outright endorsement to the deal, announced in Geneva at the weekend by US Secretary of State John Kerry and Russian Foreign Minister Sergei Lavrov.
Halting the fighting is intended as just the first step in a series of measures including the delivery of humanitarian aid and culminating in new negotiations for a political solution to the conflict.
Whether the process will work depends to a large extent on whether Russia and the United States can bring pressure on their allies – the Government and the rebels, respectively – and whether Washington and Moscow are committed enough to make the deal stick. READ MORE OF THIS STORY
SOURCES: News Now/ http://www.nzherald.co.nz