About unmanaged phone configuration
Unmanaged phones are only compatible with BYOC Premises. Configuring unmanaged phones consists of two steps. First, you create a base settings configuration. Then, you create a phone and assign it a base settings configuration.
Generic SIP
Genesys Cloud provides support for unmanaged phones by providing a generic SIP profile that allows you to create a profile for phones that do not have an existing base settings configuration in Genesys Cloud.