Military sources said that over 100 militants penetrated into Pakistani side and killed six security men. They said the forces repulsed the attack, killing 14 militants.
Pakistan blames fugitive militant commander Maulvi Fazlullah, who it believes has been hiding in Nauristan province of Afghanistan , for launching attacks on Pakistani forces.
Maulvi Fazlullah feld Pakistan when army launched full fledged offensive in Swat.
Islamabad said it had been asking the Afghan government to take action against the militants, launching attacks in Pakistan.