Six soldiers were killed overnight when , Anatolia news agency reported.(AFP)

Seven soldiers were also wounded in the attack that targeted a military vehicle carrying troops for the changing of the guard, the report said.

Three of them were in a critical condition and were taken to a military hospital in the capital Ankara.

It was not immediately clear who was behind the attack that took place around 4:00 am (0100 GMT). Anatolia and other media reports described the assailants as “terrorists.”