Usage Overview

You can purchase an AAD instance and connect your services to the instance. The widely covering defense rules provided by AAD will protect your services from massive DDoS attacks.

Usage Overview shows the usage overview of AAD.

**Table 1** Usage Overview
Step	Description
Connecting services to AAD	For details, see Connecting Domain Name Website Services to Advanced Anti-DDoS.
Configuring protection policies	AAD provides abundant and comprehensive protection rules. You can configure protection policies based on your service requirements. For details, see Configuring a Protection Policy.
Enabling alarm notifications	After the alarm notification is enabled, you will receive alarm notifications if your IP address is under a DDoS attack. For details, see Enabling Alarm Notifications.
Managing instances	View instance information, upgrade protection bandwidth and service bandwidth, and modify elastic protection bandwidth. For details, see Managing Instances.
Managing domain names	View domain name information, update certificates, modify resolution lines, change origin server IP addresses, and modify domain name service configurations. For details, see Managing Domain Names.
Monitoring	You can set alarms based on monitoring metrics, black hole, scheduling events, and attack events to learn about the protection status of AAD in a timely manner. For details, see Monitoring.
Auditing	AAD related operations are recorded for later query, audit, and backtrack operations. For details, see Auditing.