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How Can I Retain a Session on a Windows ECS? Scenarios This section describes how to configure a Windows ECS so that its remote desktop connection will not be automatically disconnected. Procedure The following uses an ECS running Windows Server 2008 as an example. Choose Start >
Creating an IAM Agency for the ECS Where SAP HANA Is Located Before configuring Backint Agent, you need to create an agency for the ECS where the SAP HANA database is located to obtain the temporary AK and SK. The procedure is as follows: 1. Log in to the public cloud management console
Binding a Premium BGP EIP to an ECS to Enable Internet Access Scenarios Premium BGP provides fast and high-quality public network lines between Chinese mainland and the rest of the world. BGP is used to interconnect with lines of multiple mainstream carriers. Public network connections
Configuring Private Domain Names for ECSs for Smooth ECS Switchover Overview Scenario If one of your ECSs is malfunctioning and you need to use the backup ECS, but you have not configured private domain names for the two ECSs, you have to change the private IP address in the code
Using a Private Key to Obtain the Login Password of Windows ECS A password is required when you log in to a Windows ECS. First, obtain the administrator password generated during the initial installation of the ECS from the private key file downloaded when you create the ECS. The
Why Does the Download Speed of My ECS Is Slow? If the download speed of an ECS is slow, check the following: Bandwidth limit exceeded: Your used bandwidth exceeds its limit and the limiting policy of the bandwidth takes effect, causing packet loss and slowing down the access. You
Accessing OBS over Intranet by Using obsutil on a Linux ECS obsutil is a command line tool that can run Windows, macOS, and Linux operating systems. This section describes how to configure an intranet DNS server for a Huawei Cloud Linux ECS to access OBS over the intranet. You need
What Browser Version Is Required to Remotely Log In to an ECS? When you use a browser to remotely log in to an ECS, ensure that the browser version meets the requirements listed in Table 1. Table 1 Browser version requirements Browser Version Google Chrome 31.0-75.0 Mozilla Firefox
How Does an ECS Defend Against DDoS Attacks? What Is a DDoS Attack? Denial of Service (DoS) attacks, also known as flood attacks, intend to exhaust the network or system resources on the target computer, causing service interruption or suspension. Consequently, legitimate users fail
How Do I Upload Files to My ECS? Windows File transfer tool Install a file transfer tool, such as FileZilla on both the local computer and the Windows ECS and use it to transfer files. For details, see How Can I Use FTP to Transfer Files from a Local Windows Computer to a Windows
How Long Does It Take to Reinstall an ECS OS? Generally, the process of reinstalling the OS of an ECS takes about 1 to 2 minutes to complete. On the ECS console, stop the ECS and choose More > Manage Image > Reinstall OS in the Operation column. During this process, the ECS is in
Why Cannot My ECS OS Start Properly? Check the image based on which the ECS was created. If the image is a public one, this issue is not caused by private image sources. Figure 1 Image type Click Apply for Server and check whether the same ECS can be created. If not, this image may
Why Does a Forcibly-Stopped Linux ECS Fail to Be Restarted? Symptom When you try to restart a forcibly-stopped Linux ECS, the ECS failed to be restarted, as shown in Figure 1. Figure 1 Restart failure Possible Causes As shown in Figure 1, the ECS cannot be restarted because the file
How Long Does It Take to Change an ECS OS? To change an ECS OS, do as follows: Stop the ECS. Choose More > Manage Image > Change OS. This operation takes about 1 to 4 minutes. During this process, the ECS is in Changing OS state. Figure 1 Changing an OS Parent topic: OS Change
How Can I Upgrade the Kernel of a Linux ECS? Scenarios If the kernel of a Linux ECS has stability or performance issues such as system breakdown, freezing, and memory leakage, or new kernel functions are required, you can upgrade the OS kernel. Constraints Upgrading the OS kernel
Why Can't My Linux ECS Obtain Metadata? Symptom The security group of the Linux ECS has been configured based on the prerequisites in Obtaining Metadata in the outbound direction, but the ECS still cannot obtain the metadata through the route with the destination of 169.254.169.254
Why Does the NVIDIA Kernel Crashes on a GPU-accelerated ECS? Symptom A GPU-accelerated ECS crashed during running. After the ECS was restarted, no NVIDIA driver stack logs were recorded. Figure 1 Stack log information Possible Causes The ECS kernel crashed due to an official NVIDIA
Why Can't I Log In to My Windows ECS? Symptom A Windows ECS fails to be logged in to due to some reasons. For example, the network is abnormal, the firewall does not allow access to the local port for accessing the remote desktop, or the ECS vCPUs are overloaded. This section describes
Can an ECS Without an EIP Bound Access the Internet? Yes. You can use the NAT Gateway service to allow ECSs in a VPC to access the Internet using an EIP. The SNAT function provided by the NAT Gateway service allows the ECSs in a VPC to access the Internet without requiring an EIP.
How Can I Change the Resolution of a Windows ECS? Scenarios You can change the resolution of Windows ECSs. Solution 1: Using VNC The operations of changing an ECS resolution vary according to the Windows OS. This section uses the Windows Server 2016 Standard 64-bit edition as an example
