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Ensure that the AK and SK Are Correct SMS.0203 Connection from Source Server to API Gateway Timed Out SMS.0204 Insufficient Permissions.
SMS.0203 Connection from Source Server to API Gateway Timed Out Symptom When you started the Agent, the error "SMS.0203 Connection from source server to API Gateway timed out" was reported.
What Should I Do If the Source Server Failed to Connect to API Gateway Due to Busy Network? How Do I Reestablish a Connection Between the Migration Agent and the SMS Service? What Should I Do If the Migration Progress Is Suspended or Slow?
Ensure that the AK and SK Are Correct SMS.0203 Connection from Source Server to API Gateway Timed Out SMS.0204 Insufficient Permissions.
The gateway corresponding to 0.0.0.0 is the default gateway. Gateway The gateway IP address. Iface The network interface. As shown in the preceding figure, if the source server has multiple default gateways, the Agent may fail to obtain the default gateway information.
Minimum length: 0 characters Maximum length: 255 characters gateway Yes String The gateway. Minimum length: 0 characters Maximum length: 255 characters mtu No Integer The NIC MTU. This parameter is mandatory for Linux.
Minimum length: 0 characters Maximum length: 255 characters gateway Yes String The gateway. Minimum length: 0 characters Maximum length: 255 characters mtu No Integer The NIC MTU. This parameter is mandatory for Linux.
Check whether you enter the correct AK and SK of the target platform account and whether the account is frozen. 400 SMS.0203 Connection from source server to API Gateway timed out. Connection from source server to API Gateway timed out.
Minimum length: 0 characters Maximum length: 255 characters cidr Yes String The subnet gateway/mask. Minimum length: 0 characters Maximum length: 255 characters ip No String The server IP address.
Ensure that the following network requirements are met: The source server can connect to the Huawei Cloud API Gateway over TCP port 443. For more information, see Connecting Source Servers to Huawei Cloud API Gateway.
Ensure that the following network requirements are met: The source server can connect to the Huawei Cloud API Gateway over TCP port 443. For more information, see Connecting Source Servers to Huawei Cloud API Gateway.
Minimum length: 0 characters Maximum length: 255 characters cidr String The subnet gateway/mask. Minimum length: 0 characters Maximum length: 255 characters ip String The server IP address. If this parameter is not specified, the system will automatically assign an IP address.
Minimum length: 0 characters Maximum length: 255 characters cidr Yes String The subnet gateway/mask. Minimum length: 0 characters Maximum length: 255 characters ip No String The server IP address.
The server is acting as a gateway or proxy and receives an invalid request from a remote server. 503 ServiceUnavailable The requested service is invalid.
Available in all regions Creating a Migration Template Creating a Server Template Error Codes If an error code starting with APIGW is returned after you call an API, you can rectify the fault by referring to the instructions provided in API Gateway Error Codes.
Minimum length: 0 characters Maximum length: 255 characters gateway String The gateway. Minimum length: 0 characters Maximum length: 255 characters mtu Integer The NIC MTU. This parameter is mandatory for Linux.
Figure 1 SMS networking Connecting the Source Server to Huawei Cloud API Gateway The Agent installed on the source server must communicate with Huawei Cloud services IAM, ECS, EVS, IMS, VPC, SMS, OBS, and DNS during the migration.
Minimum length: 0 characters Maximum length: 255 characters cidr String The subnet gateway/mask. Minimum length: 0 characters Maximum length: 255 characters ip String The server IP address. If this parameter is not specified, the system will automatically assign an IP address.
