The last three external telephone numbers dialed are stored automatically.
You can redial them simply by pressing a key.
The station number appears on your screen for two seconds and is then dialed. 

Press the key once to dial the number last dialed. 

Press the key twice to dial the next to the last number dialed. 

Press the key three times to dial the third-to-the-last number dialed. 

Displaying and dialing saved station numbers

Press the key.  

Press the "OK" dialog key within two seconds to confirm your choice.  

The next stored number is displayed. Press the "OK" dialog key to confirm four selection. 

Select and confirm.