7Using Message Waiting Indicator to Telephone 98Sending an MWI Message 98Retrieving an MWI Message 98Deleting MWI Messages 99Cancelling an MWI Message 99Dialing a Call to a Remote Office 100Using Unique Extensions 100Using Site Codes 101Bridged Extensions 102Delayed Ringing 103Using Pulse Dialing 103Additional Applications 1058 FEATURE C ODESNBX Tones 107Feature Codes with 3Com Telephones 1083Com Business Telephone 109Using Feature Codes 1099 3C OM 3105 AND 1105 A TTENDANT C ONSOLES3Com Attendant Console 114Access Buttons 114Feature Buttons 114Attendant Console Labels 117Opening the 3105 Attendant Console Label Cover 117Complement Attendant Software 118Managing Calls 119A TELEPHONE INSTALLATION AND M AINTENANCEConnecting the Telephone 121Installing the 3102 Telephone Label Plate 123Attaching and Adjusting the Articulating Support Bracket 123Attaching and Adjusting the Fixed Support Bracket 125Low-Profile and High-Profile Positions 125Wall-Mount Position 126Security Wall-Mount Bracket 127