Observers inside Iran say the government is disrupting vital communications links, including the internet and mobile-phone service in an effort to keep the opposition off guard. Opposition activists sometimes rely on text messages and the internet to coordinate demonstrations .Meanwhile, on several Web sites, Iran's opposition is urging supporters to turn out for a "peaceful anti-government protest."
Historically the Iranian government turns off all methods of communication during the days of rioting, however, in preparation for upcoming events of Feb 11, they have taken several measures in advance to through the opposition off guard.
Amnesty International is calling on the Iranian authorities to allow peaceful demonstrations, including by those opposed to the current government, on 11 February, the 31stanniversary of the Islamic Revolution in Iran. Various officials from the police and the judiciary have warned in recent days that anti-government demonstrations will not be tolerated
Eyewitnesses say security forces in Tehran are preparing for the worst by removing plastic trash cans that can be set ablaze and deploying loudspeakers in key locations to drown out opposition chant
Information mostly collected from Peyvand Iran News