If I am changing classrooms, do I take my classroom phone? Posted in Landline 0 Likes 810 Views Yes, take your classroom phone to your new classroom. The extension and voicemail will move with the phone to your new classroom. Note: Do not take your classroom phone with you if you are moving to a new building. Related posts: Cisco Phone Extension and Voicemail Management Saving Outage Recordings for the Help Desk Phone Queue Using Cisco Webex for Phone Calls Cisco IP Phone Computer Connection Cisco IP Phone User Guides Help Desk Phone Options