21Configuration - AdjustementsChange directory numberThis function allows you to assign a directory number to your telephone which will beassociated with its IP address the first time you use your telephone.This function also allows you to change the directory number of an extension in orderto forward calls.1. Access the Configuration menu andselect Change directory number (seepage 20).2. Dial the directory number.3. Enter the code.4. Press the Confirm key.Change ringing tone1. Access the Configuration menu andselect Change ringing tone (seepage 20).2. Highlight the ringer melody of yourchoice.3. Press the interactive Test key to hear theringer selection.4. Press Confirm to confirm your choice.Adjust volume1. Access the Configuration menu andselect Adjust volume (see page 20).1. Adjust the volume using the + or - keys.ConfirmTestConfirm+ -