• Off (dark): Line available
• Green steady: Line in use
• Red steady: Line in use by shared line
• Amber flashing: Line ringing

• Off (dark): Page not in focus
• Green steady: Page in focus
• Amber flashing: Page not in focus with one or more alerting or on-hold calls present on page

• 8851
• 8851NR
• 8861

Call coverage is critical for administrative assistants and others who must monitor and manage the status of calls. It requires the ability to instantly determine the status of numerous lines beyond those of the Cisco IP Phone 8851 8851NR and 8861 models.