Managed phones are phone models that you can configure through Genesys Cloud. Through the secure (HTTPS) Genesys Cloud provisioning process, the phone is sent the configuration which includes TLS (secure certificate exchange) and redundancy (primary and secondary SIP registrations). Managed phones have default base settings profiles set up in Genesys Cloud. Mutual authentication is standard with Genesys Cloud Voice and managed phones.
For more information, see Managed phones: models and features matrix.