* `notify_email`: Email used for notifications.
* `description`: The instance’s description, can be seen in nodeinfo and ``/api/v1/instance``.
* `limit`: Posts character limit (CW/Subject included in the counter).
+* `discription_limit`: The character limit for image descriptions.
* `chat_limit`: Character limit of the instance chat messages.
* `remote_limit`: Hard character limit beyond which remote posts will be dropped.
* `upload_limit`: File size limit of uploads (except for avatar, background, banner).
* `federation_incoming_replies_max_depth`: Max. depth of reply-to activities fetching on incoming federation, to prevent out-of-memory situations while fetching very long threads. If set to `nil`, threads of any depth will be fetched. Lower this value if you experience out-of-memory crashes.
* `federation_reachability_timeout_days`: Timeout (in days) of each external federation target being unreachable prior to pausing federating to it.
* `allow_relay`: Enable Pleroma’s Relay, which makes it possible to follow a whole instance.
-* `public`: Makes the client API in authenticated mode-only except for user-profiles. Useful for disabling the Local Timeline and The Whole Known Network.
+* `public`: Makes the client API in authenticated mode-only except for user-profiles. Useful for disabling the Local Timeline and The Whole Known Network. See also: `restrict_unauthenticated`.
* `quarantined_instances`: List of ActivityPub instances where private(DMs, followers-only) activities will not be send.
* `managed_config`: Whenether the config for pleroma-fe is configured in [:frontend_configurations](#frontend_configurations) or in ``static/config.json``.
* `allowed_post_formats`: MIME-type list of formats allowed to be posted (transformed into HTML).
### :restrict_unauthenticated
-Restrict access for unauthenticated users to timelines (public and federate), user profiles and statuses.
+Restrict access for unauthenticated users to timelines (public and federated), user profiles and statuses.
* `timelines`: public and federated timelines
* `local`: public timeline
- * `federated`
+ * `federated`: federated timeline (includes public timeline)
* `profiles`: user profiles
* `local`
* `remote`
* `local`
* `remote`
+Note: setting `restrict_unauthenticated/timelines/local` to `true` has no practical sense if `restrict_unauthenticated/timelines/federated` is set to `false` (since local public activities will still be delivered to unauthenticated users as part of federated timeline).
## Pleroma.Web.ApiSpec.CastAndValidate