What is the meaning of the following traffic sign?

1. Cab station. Entry to the street in which this sign is posted is prohibited.
2. Start of cab station designated area.
3. Correct answer: End of Taxi station (rank) designated area.
4. Cab station. Stopping or parking of other vehicles is prohibited.

WhyThis sign marks the end of the area reserved as a taxi stand. Beyond it the normal stopping rules apply again.