The short answer is “yes of course”, Snom phones can be configured and used from anywhere, as long as some conditions are respected:
A lot of this needs to be changed accordingly with the company IT department and with the company that manages the phone system.
A part from that, there are different possibilities to configure a Snom phone to work from home
You can setup a VPN connection to the office or to reach the server side:
How To setup a VPN
If you need to reconfigure or redirect the phone without being able to get access to it, you can use our SRAPS server, this way you can pass down a new configuration without needing physical access to the device or a remote connection with every user.
How to use SRAPS