<p>The following figure describes the relationships between DH and other cloud services.&nbsp;</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20202107104658-1a119a5a98e4.png" style="height:525px; width:725px" /></p> <table border="1" cellpadding="0" cellspacing="0" style="width:0px"> <tbody> <tr> <td style="background-color:#ededed"> <p><strong>Cloud service</strong></p> </td> <td style="background-color:#ededed"> <p><strong>Relationship description</strong></p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Virtual Private Cloud (VPC)</p> </td> <td style="vertical-align:top"> <p>You need to create a DH in a VPC. You can control access to the VPC through security groups, and connect an ECS instance to the Internet through services such as the NAT gateway and ELB.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Elastic Compute Service (ECS)</p> </td> <td style="vertical-align:top"> <p>You can create dedicated ECSs on the DH. The dedicated ECS is a basic cloud computing service provided by Ping An Cloud.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Elastic Block Storage (EBS)</p> </td> <td style="vertical-align:top"> <p>EBS provides elastic block storage devices for dedicated instances. After creating a dedicated instance, you can increase the number and expand the storage capacity of hard disks as needed. You can also create snapshots of disk data to restore historical data at any time.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Argus</p> </td> <td style="vertical-align:top"> <p>You can view the real-time performance indicators, monitoring charts, and alarm records through Argus, or customize configurations and alarm information for key resources to learn about the status of resources, ensuring the stable operation of business.</p> </td> </tr> </tbody> </table>