In general, dogs such as the Tibetan Mastiff are not as much used to fight off wolves, but rather as a powerful deterrent to depredation on livestock. The presence of certain large breeds of herding/working dogs is generally sufficient to prevent wolves or other predators from attacking and taking sheep, cattle or other domestic stock. read more
It is possible for a Tibetan Mastiff to defeat a wolf. This strong, instinctively protective breed of dog is traditionally known to defend livestock, women, children and their masters' tents against wolves and also snow leopards and intruding humans. read more