How to use the Do Not Disturb (DND) Function on a Cisco 7841
Cisco 8865: How do I enable do not disturb (DND)?
Enable do not disturb on your Cisco 8800 desk phone
Enable do not disturb on your Cisco 6800/7800 desk phone
Cisco 7821: Do Not Disturb (DND)
Do Not Disturb (DND)
Cisco IP Phone 7962 Do Not Disturb
Cisco IP Phone 7970 Do Not Disturb
Cisco 8851: Do Not Disturb (DND)
Cisco 7811: Do Not Disturb (DND)
Cisco 8841: Do Not Disturb (DND)
Cisco IP Phone SPA504G - Do Not Disturb - Video Training
Cisco 7841: Do Not Disturb (DND)
Cisco 303 - Disabling Do Not Disturb
Cisco 303 - Enable Do Not Disturb
Cisco 8861: Do Not Disturb (DND)
Cisco - Do Not Disturb - AT&T Collaborate™ Tutorial
NEC DT800 Series | "Do Not Disturb" (DND) | MF Telecom Services
Dnd off cisco ip phone 504G