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When creating a virtual gateway, select the transit VPC created in step 2 and add the VPC network segment of the real-time migration resource group in addition to the subnet of the transit VPC for the local subnet.
The server was acting as a gateway or proxy and received an invalid request from the remote server. 503 ServiceUnavailable The requested service is invalid.
API Gateway API Gateway provides API hosting services through the API gateway, covering the full life-cycle management of API release, management, O&M, and sales.
Figure 5 Creating a project Import the .jar files in the API Gateway Java SDK. Choose java-sdk-demo, right-click, and choose Build Path > Add External Archives from the shortcut menu. Figure 6 Importing the .jar files Select all .jar files in the \libs directory.
DataService provides API hosting services through API Gateway, including API publishing, management, O&M, and sales. It helps you implement microservice aggregation, frontend and backend separation, and system integration in an easy, quick, cost-effective, and low-risk manner.
