Home | Help Topics | Phones and Voicemail | Cisco | Cisco 6800 What you need to know: Learn the basics of using your Cisco 6800 Series desk phone. MENU Introduction 1. Main Functions 2. Placing Calls 3. Answering Calls 4. Call Forward 5. Do Not Disturb 6. Voicemail 7. Call Hold 8. Three-Way Calling 9. Transfer 10. Consulted Transfer … Read More