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What Are the Differences Between Using a Public NAT Gateway and Using an EIP for an ECS? Public NAT gateways support both SNAT and DNAT and allow multiple ECSs to share EIPs. An EIP bound to an ECS cannot be used by any other ECSs. If both SNAT and EIP are configured for an ECS, the
How Do I Migrate ECS Data Across Regions Using CSBS? Context A user has an ECS with only one system disk in CN South-Guangzhou. To implement cross-region DR and fast service deployment in a different region, the user needs to create a same ECS with the same data in that region. In
Can I Add Yearly/Monthly ECS Instances to an AS Group? Yes. Currently, AS automatically creates pay-per-use ECS instances by default, but you can also add yearly/monthly or pay-per-use instances manually if needed. Parent topic: Instance
Will the System Bind a New EIP or an Existing One a Newly Added ECS Instance? During scale-out actions, the system automatically buys and assigns an EIP to each newly added instance. Parent topic: Instance
Can I Add Yearly/Monthly ECS Instances to an AS Group? Yes. Currently, AS automatically creates pay-per-use ECS instances by default, but you can also add yearly/monthly or pay-per-use instances manually if needed. Parent topic: Instance
Will the System Bind a New EIP or an Existing One a Newly Added ECS Instance? During scale-out actions, the system automatically buys and assigns an EIP to each newly added instance. Parent topic: Instance
[Notice] Adjustment on the EOS Date of Huawei Cloud RDS for MySQL 5.7 Release Date This notice is released on March 27, 2025. EOS Date Adjustment Huawei Cloud adjusted the end-of-service (EOS) date of RDS for MySQL 5.7 to October 31, 2028. Scope All regions Impact You have more time
How Can I Map the Private IP Address of an ECS to a Domain Name? You can configure PTR records to allow end users to query domain names based on IP addresses. To map the private IP address of an ECS to a domain name, you must create a private zone and add a PTR record to the zone.
Accessing Other Cloud Services from ECS Using Temporary Access Keys of an Agency You can create an agency to delegate access to services offered by Huawei Cloud. This example shows how to create an agency and delegate permissions to Huawei Cloud Elastic Cloud Server (ECS), a scalable
Why Cannot the Total ECS Quota Be Less Than the Number of Existing ECSs? The total ECS quota is the total number of hosts that are authorized to receive detections. When buying SecMaster, ensure that the total ECS quota is greater than or equal to the total number of hosts under the
Why Can't HCE Obtain an IPv6 Address After IPv6 Is Enabled for an ECS? Background After IPv6 is enabled for ECS NICs on the ECS console, HCE cannot obtain an IPv6 address because DHCP is not correctly configured for the OS. Symptoms IPv6 has been enabled on the ECS console, and an
What Are the Impacts If I Do Not Pre-configure an ECS Used to Create a Private Image? Before using an ECS or external image file to create a private image, you need to pre-configure the ECS or the source VM of the image file. If you do not perform the pre-configuration, there are
How Do I Delete Redundant Network Connections from a Windows ECS? Method 1 Press Win+R. In the displayed dialog box, enter regedit and press Enter to open the registry editor. Modifying a registry may cause a system startup failure. So, back up the registry before modifying it. Open
Why Did I Fail to Install Guest OS Drivers on a Windows ECS? Possible causes: Your image file was exported from a VMware VM, and VMware Tools was not uninstalled or not completely uninstalled. You have downloaded Guest OS drivers of an incorrect version for your Windows ECS. The disk
Migrating the System and Data Partitions of a Windows Server to Separate Disks of a Huawei Cloud ECS Overview A Huawei Cloud ECS consists of one system disk and several data disks, as shown in Figure 1. An on-premises server may have the system partition and other partitions located
[Notice] Adjustment on the EOS Date of Huawei Cloud RDS for MySQL 5.7 Release Date This notice is released on March 27, 2025. EOS Date Adjustment Huawei Cloud adjusted the end-of-service (EOS) date of RDS for MySQL 5.7 to October 31, 2028. Scope All regions Impact You have more time
(Advanced) Using ECS as an NFS Server to Isolate Resources of Multiple Users Application Scenario FunctionGraph functions can be mounted to SFS file systems or NFS shared paths shared by ECSs. In multi-user scenarios, ECSs can be used to effectively manage resources of multiple users
How Do I Configure Policy-Based Routes for an ECS with Multiple Network Interfaces? Background If a cloud server has multiple network interfaces, the primary network interface can communicate with external networks by default, but the extended network interfaces cannot. To enable
Why Are There Intermittent Interruptions When a Local Host Accesses a Website Built on an ECS? Symptom After you build a website on an ECS, some users occasionally are unable to access the website through the local network. Troubleshooting Check the local network of the user. If the
Why Can't My ECS Access the Internet Even After an EIP Is Bound? Symptom An ECS with an EIP bound cannot access the Internet. Troubleshooting Checking Whether EIPs Are Blocked or Frozen Check whether the EIP is blocked. For details, see How Do I Unblock an EIP? Check whether the EIP
