Chapter 18 Setting Preferences for Your Handheld328with your service provider or dial-in server. In addition, you can define a prefix,disable call waiting, and give special instructions for using a calling card.To enter your server phone number:1. Tap the Phone field.2. Enter the phone number for your service provider or dial-in server.3. If you need to enter a prefix or disable call waiting, skip to those procedures.Otherwise, press Function + Enter , or tap OK.Entering a prefixA prefix is a number that you dial before the telephone number to access an outsideline. For example, many offices require that you dial “9” before dialing a numberoutside the building.To enter a prefix:1. Tap the Dial prefix check box to select it.2. Enter the prefix.3. Press Function + Enter , or tap OK.Disabling call waitingCall waiting can cause your session to terminate if you receive a call while you areconnected. If your telephone has call waiting, you need to disable this featurebefore logging in to your service provider or dial-in server.Enter the phone number hereEnter yourprefix hereSelect thisbox if youneed to use aprefix