Cisco IP Phone Features
Features such as Speed Dialing, Call Forwarding, Conference Calls and more are available on the IP phones. To learn more about how to use these features, please see the OITFAQ article with the attached Cisco IP Phone Features document.
If you have any questions about your telephone or voicemail, please contact the Customer Support Center (CSC) Helpdesk (209.946.7400 or 
Email Helpdesk) or your local Technical Support Provider (TSP).