Home | 6851 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 11. Direct Transfer to Voicemail 12. Call History 13. Park … Read More