---
title: conf/aptimizer/scopes
slug: ps/help/en_us/vtm/config/confaptimizerscopes
docTags: 
createdAt: 2026-08-02T08:50:32.315Z
---

Priority should be higher than that of virtual servers

| Key                 | Description                                                                                                                                                                    |
| ------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| canonical\_hostname | If the hostnames for this scope are aliases of each other, the canonical hostname will be used for requests to the server.<br />Value type: string<br />Default value: \<none> |
| hostnames           | The hostnames to limit acceleration to.<br />Value type: list<br />Default value: \<none>                                                                                      |
| root                | The root path of the application defined by this application scope.<br />Value type: string<br />Default value: "/"                                                            |