CAIRO: Egypt's Vice President Omar Suleiman Tuesday cautioned against hasty political reforms as hundreds of thousands staged the biggest protest so far in the revolt against President Hosni Mubarak's rule.

Suleiman, recently appointed by Mubarak who made a series of

Concession recently after unprecedented anti-government protests, also said the government would not brook civil disobedience.

"Dialogue and understanding are the first way to achieve stability

-to exits the crisis peacefully, with a programme of continuous steps to solve all problems," official media quoted him as saying.

"The second, alternative way, would be a coup and we need to avoid hasty and uncalculated steps that produce more irrationality," Suleiman said the government would continue talking with different political faction and youth who spear-headed the protests, "affirming there will be no ending of the regime, nor a coup, because that means chaos," MENA reported.