The traffic sign you referred to is known as "Note by verbal indication" (sign name: 1012-36).

This sign typically indicates that a driver should pay attention to verbal instructions or signals given by traffic guides or police officers on the road. It may appear at construction sites, during events, or in situations where traffic flow needs to be managed by personnel directing vehicles.

Drivers encountering this sign should be prepared to follow the directions given by the authorities, as they may need to alter their usual driving behavior to ensure safety and compliance with traffic regulations.

If you have any further questions or need more information about specific traffic rules, feel free to ask!