# Running configuration This is the reloadable part of the configuration. *halon-policyd* loads the reloadable configuration from `/etc/halon/policyd-app.yaml`. It is described by, and can be validated with, the [policyd-app.schema.json](http://lbovet.github.io/docson/index.html#https://docs.halon.io/json-schemas/policyd/1.1/policyd-app.schema.json). ## Authentication directives The authentication settings for the HTTP [HTTP API](api.html.md). ### authentication.apikeys[] The API keys to allow. ## IP directives ### ips{} The IP addresses. ### ips{}.groupings[] The groupings. ### ips{}.groupings[].grouping The name of the grouping. **Required** ### ips{}.groupings[].mode The mode. Can be either `AUTO` or `MANUAL`. **Required** ### ips{}.groupings[].paused Indicates whether the grouping is paused for that IP address. The default is `false`. ### ips{}.groupings[].start IP warmup start configuration for the grouping. **Required** ### ips{}.groupings[].start.date The date when the IP warmup starts for the grouping. **Required** ### ips{}.groupings[].start.volume The starting volume for IP warmup for the grouping. ### ips{}.groupings[].end IP warmup end configuration for the grouping. ### ips{}.groupings[].end.date The date goal when the IP warmup should reach the target volume for the grouping. ### ips{}.groupings[].end.volume The target volume for IP warmup for the grouping. ### ips{}.groupings[].algorithm The rate-limiting algorithm for the grouping. Can be either `tokenbucket` or `fixedwindow`. ### ips{}.groupings[].interval The rate-limiting interval (in seconds). The default is 86400 seconds (1 day). ### ips{}.groupings[].schedule[] The schedules. ### ips{}.groupings[].schedule[].day The day number. **Required** ### ips{}.groupings[].schedule[].messages The amount of messages to attempt to send out. **Required** ### ips{}.groupings[].properties{} The custom properties to add to the policies that are created.