Snom 220 Manual page 60

Settings
VLAN
Id and Priority
Enter your VLAN ID (0..4095) and Priority (0..7) separated by a space
(e.g., "128 5").
DEBUG
LCServer
Specify the IP address of the remote LCServer if you want your phone
to connect to it. Normally, you would not need to set the LCServer
setting. It is for company internal development only.
SECURITY
Administrator Mode
This setting allows you to switch between User & Administrator modes
of the phone.
Administrator Password
In Administrator mode, you can set up the admin password through this
setting. A password can be an alphanumeric string of any length.
Administrator Password (Confirmation)
You have to confirm the password to ensure no typing errors have been
made.
Certificates
Upload Server Certificate
Here you can upload an own server certificate for secure https
communication.
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