Bogdanov said barriers would be built to prevent armed infiltration, adding that task forces would be responsible for ensuring security on the ground, according to ISNA.
There will also be demarcations of borders to stop the escalation, he added.
Russian foreign minister Sergey Lavrov said in mid-May that Moscow intends to expand the “de-escalation zones” established in four zones across Syria after an understanding was reached between the guarantor countries during the Astana Syria talks in Kazakhstan early in May.