To redial the last number called, simply press the redial soft-key twice.
To redial another number:
STEP 1 Press the redial soft-key and then select the desired number.
STEP 2 Optional) Press the edit soft-key to select a number and modify it (for example, to add an area code). When you’re done, press the ok softkey.
STEP 3 Lift the handset or press the dial soft-key to automatically dial the selected number. As easy as that!