// EnsureAddressBind checks if address is bound to the interface and, if not, binds it.  If the address is already bound, return true.
	EnsureAddressBind(address, devName string) (exist bool, err error)
	// UnbindAddress unbind address from the interface
	UnbindAddress(address, devName string) error
	// EnsureDummyDevice checks if dummy device is exist and, if not, create one.  If the dummy device is already exist, return true.

			return true, nil
		}
	}
	h.localAddresses[devName] = append(h.localAddresses[devName], address)
	return false, nil
}

// UnbindAddress is a mock implementation
func (h *FakeNetlinkHandle) UnbindAddress(address, devName string) error {
	if len(devName) == 0 {
		return fmt.Errorf("device name can't be empty")
	}
	if _, ok := h.localAddresses[devName]; !ok {

			return true, nil
		}
		return false, fmt.Errorf("error bind address: %s to interface: %s, err: %v", address, devName, err)
	}
	return false, nil
}

// UnbindAddress makes sure IP address is unbound from the network interface.
func (h *netlinkHandle) UnbindAddress(address, devName string) error {
	dev, err := h.LinkByName(devName)
	if err != nil {
		return fmt.Errorf("error get interface: %s, err: %v", devName, err)
	}