docsuhostOverviewOverview Introduction What is UHost Product Advantages Feature Overview UHost Regions and Availability Zones Machine Type and CPU Platform Order Composition Quota Instance Selection Features Features Hot Upgrade Disk Image Network Intranet Elastic Public IP Monitor Purchasing Guide Purchasing Guide Configuration Change Renewal Recycle Getting Started Common Precautions Create the first host Operation Guide Common Operation Navigation UHost Network Disk Image Custom Image Use Packer to create custom images Use Packer to create and import local images Image Upload Copy Image Metadata and Custom Data Metadata Custom Data Key Pair Isolationgroup Tip