**Click the phone picture for the Quick Start Guide.** The default voicemail pin is 159357. Cisco 6851 - Gray Screen 4-line Device _[Cisco 6851 ][1]- Quick Start Guide_ [![][2]][3] Cisco 6871 - Colored Screen 6-line Device _[Cisco 6871 ][4]- Quck Start Guide _ [![][5]][6] **All phones include the following (nu…