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Error Code Structure Format { "code": "DNS.0001", "message": "Internal error." } Error Code Description If an error code starting with APIGW is returned after you call an API, rectify the fault by referring to the instructions provided in API Gateway Error Codes.
The request fails because the returned response is invalid. 503 Service Unavailable The request fails because the system is abnormal. 504 Gateway Timeout Gateway times out.
This includes but is not limited to virtual networks, the OS of virtual machine hosts and guests, virtual firewalls, API Gateway, advanced security services, all types of cloud services, tenant data, identity accounts, and key management.
In the Gateway and DNS Information area, view the DNS server addresses used by the ECS.
Choose one from the following CIDR blocks: 10.0.0.0/8–24 172.16.0.0/12–24 192.168.0.0/16–24 192.168.0.0/16 Name (default subnet) Subnet name Subnet CIDR Block (default subnet) Network range of the subnet, which must be within the VPC 192.168.0.0/24 Gateway Gateway address of the subnet
