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        • Can I Select Another OS During ECS OS Reinstallation? - Elastic Cloud Server

          Can I Select Another OS During ECS OS Reinstallation? - Elastic Cloud Server

          Can I Select Another OS During ECS OS Reinstallation? No. You can only use the original image of the ECS to reinstall the OS. If you want to use a new OS image, change the OS. For details, see Changing the OS. Parent topic: OS Change

          Help > Elastic Cloud Server > FAQs > OS Change
        • What Should I Do If the ECS Resources to Be Purchased Are Sold Out? - Elastic Cloud Server

          What Should I Do If the ECS Resources to Be Purchased Are Sold Out? - Elastic Cloud Server

          What Should I Do If the ECS Resources to Be Purchased Are Sold Out? When you are purchasing ECSs, the selected specifications may be sold out. In this case, the specifications cannot be purchased in the current region or AZ. Instance specifications vary in different regions and AZs

          Help > Elastic Cloud Server > FAQs > ECS Creation
        • How Can I Obtain the Permission to Remotely Log In to a Windows ECS? - Elastic Cloud Server

          How Can I Obtain the Permission to Remotely Log In to a Windows ECS? - Elastic Cloud Server

          How Can I Obtain the Permission to Remotely Log In to a Windows ECS? Symptom When you connect a remote desktop to a Windows ECS, the system prompts that you need to be granted the right to sign in through Remote Desktop Services. Figure 1 Remote login right missing. Solution Open

          Help > Elastic Cloud Server > FAQs > Remote Login > Remote Login Errors on Windows
        • How Can I Recover a Windows ECS with an Abnormal Virtualization Driver? - Elastic Cloud Server

          How Can I Recover a Windows ECS with an Abnormal Virtualization Driver? - Elastic Cloud Server

          How Can I Recover a Windows ECS with an Abnormal Virtualization Driver? Background An error occurs in the virtualization driver on a Windows ECS because of improper running of Tools. To ensure proper ECS running, handle this issue by following the instructions provided in this section

          Help > Elastic Cloud Server > FAQs > ECS Failure
        • Why Do I Fail to Connect to a Linux ECS Using WinSCP? - Elastic Cloud Server

          Why Do I Fail to Connect to a Linux ECS Using WinSCP? - Elastic Cloud Server

          Why Do I Fail to Connect to a Linux ECS Using WinSCP? Symptom Connecting to a Linux ECS using WinSCP fails, while using SSH tools like Xshell succeeds. Figure 1 Connection error using WinSCP Root Cause If you can connect to a Linux ECS using SSH tools, the SSH tools run properly.

          Help > Elastic Cloud Server > FAQs > File Upload/Data Transfer
        • Why Does a Linux ECS with a SCSI Disk Attached Fails to Be Restarted? - Elastic Cloud Server

          Why Does a Linux ECS with a SCSI Disk Attached Fails to Be Restarted? - Elastic Cloud Server

          Why Does a Linux ECS with a SCSI Disk Attached Fails to Be Restarted? Symptom For a Linux ECS with a SCSI disk attached, if you have enabled automatic SCSI disk attachment upon ECS startup in /etc/fstab and the disk drive letter (for example, /dev/sdb) is used, the ECS fails to restart

          Help > Elastic Cloud Server > FAQs > Disk Partition, Attachment, and Expansion
        • How Can I Obtain the Key Pair Used by My ECS? - Elastic Cloud Server

          How Can I Obtain the Key Pair Used by My ECS? - Elastic Cloud Server

          How Can I Obtain the Key Pair Used by My ECS? Symptom You have created multiple key pairs, and you are trying to find the key pair to log in to the target ECS. Procedure Log in to the management console. Click in the upper left corner and select your region and project. Under Compute

          Help > Elastic Cloud Server > FAQs > Password and Key Pair
        • Why Does Login to My ECS Using the Reset Password Fail? - Elastic Cloud Server

          Why Does Login to My ECS Using the Reset Password Fail? - Elastic Cloud Server

          Why Does Login to My ECS Using the Reset Password Fail? Scenarios You cannot use the new password that you set to log in to the ECS. Ensure that the one-click password reset plug-in is not blocked by security software. Otherwise, the one-click password reset function is unavailable

          Help > Elastic Cloud Server > FAQs > Password and Key Pair
        • Resetting the Password for Logging In to a Linux ECS Without the Password Reset Plug-in Installed - Elastic Cloud Server

          Resetting the Password for Logging In to a Linux ECS Without the Password Reset Plug-in Installed - Elastic Cloud Server

          Resetting the Password for Logging In to a Linux ECS Without the Password Reset Plug-in Installed Scenarios If the password reset plug-in is not installed on a Linux ECS or a password reset does not take effect, you can reset the password following the instructions provided in this

          Help > Elastic Cloud Server > FAQs > Password and Key Pair
        • How Do I Troubleshoot an Unresponsive Website Hosted on My ECS? - Elastic Cloud Server

          How Do I Troubleshoot an Unresponsive Website Hosted on My ECS? - Elastic Cloud Server

          How Do I Troubleshoot an Unresponsive Website Hosted on My ECS? Symptom Websites running on an ECS might become unreachable for multiple reasons. Check whether the configurations of network, port, firewall, or security group of the ECS are correct. Fault Locating If an error is displayed

          Help > Elastic Cloud Server > FAQs > Website or Application Inaccessible
        • Should I Choose Windows OS or Linux OS for My ECS? - Elastic Cloud Server

          Should I Choose Windows OS or Linux OS for My ECS? - Elastic Cloud Server

          Should I Choose Windows OS or Linux OS for My ECS? Difference Between Windows OS and Linux OS The following table shows the difference between Windows OS and Linux OS. Select an OS based on your service requirements. Table 1 Differences OS Developer Language Database Windows ASP.NET

          Help > Elastic Cloud Server > FAQs > ECS Creation
        • How Can I View and Modify Kernel Parameters of a Linux ECS? - Elastic Cloud Server

          How Can I View and Modify Kernel Parameters of a Linux ECS? - Elastic Cloud Server

          How Can I View and Modify Kernel Parameters of a Linux ECS? This document describes common Linux kernel parameters and how to view and modify them. Modify the kernel parameters only if the parameter settings affect your services. If the parameter settings must be modified, perform

          Help > Elastic Cloud Server > FAQs > Network Configuration
        • What Should I Do If Emails Configured on an ECS Cannot Be Sent? - Elastic Cloud Server

          What Should I Do If Emails Configured on an ECS Cannot Be Sent? - Elastic Cloud Server

          What Should I Do If Emails Configured on an ECS Cannot Be Sent? Solution For the emails sent using the browser: When you use a browser to log in to your mailbox, HTTP is used, and the default port number is 80. However, SMTP is used between email servers. If you use a browser to send

          Help > Elastic Cloud Server > FAQs > ECS Failure
        • How Can I Install a GUI on an ECS Running CentOS 6? - Elastic Cloud Server

          How Can I Install a GUI on an ECS Running CentOS 6? - Elastic Cloud Server

          How Can I Install a GUI on an ECS Running CentOS 6? Scenarios To provide a pure system, the ECSs running CentOS 6 do not have a GUI installed by default. You can install a GUI on such ECSs as needed. Constraints Before installing a GUI on an ECS, ensure that the idle memory is greater

          Help > Elastic Cloud Server > FAQs > OS
        • Resetting the Password for Logging In to a Windows ECS Without the Password Reset Plug-in Installed - Elastic Cloud Server

          Resetting the Password for Logging In to a Windows ECS Without the Password Reset Plug-in Installed - Elastic Cloud Server

          Resetting the Password for Logging In to a Windows ECS Without the Password Reset Plug-in Installed Scenarios If the password reset plug-in is not installed on a Windows ECS or a password reset does not take effect, you can reset the password following the instructions provided in

          Help > Elastic Cloud Server > FAQs > Password and Key Pair
        • How Can I Install a GUI on an ECS Running CentOS 7? - Elastic Cloud Server

          How Can I Install a GUI on an ECS Running CentOS 7? - Elastic Cloud Server

          How Can I Install a GUI on an ECS Running CentOS 7? Scenarios You want to install a GUI on an ECS running CentOS 7 series. Constraints Before installing a GUI on an ECS, ensure that the idle memory is greater than or equal to 2 GB. Otherwise, the GUI installation may fail or the ECS

          Help > Elastic Cloud Server > FAQs > OS
        • Why Is the ECS IP Address Lost After the System Time Changes? - Elastic Cloud Server

          Why Is the ECS IP Address Lost After the System Time Changes? - Elastic Cloud Server

          Why Is the ECS IP Address Lost After the System Time Changes? Symptom After the system time changes, an exclamation mark (!) is displayed for the NIC, and the ECS cannot connect to the Internet. Scenarios The operations described in this section apply to ECSs running CentOS 7 or EulerOS

          Help > Elastic Cloud Server > Troubleshooting > Configuring the Network
        • What OSs Are Supported If I Want to Install Docker on a Linux ECS? - Elastic Cloud Server

          What OSs Are Supported If I Want to Install Docker on a Linux ECS? - Elastic Cloud Server

          What OSs Are Supported If I Want to Install Docker on a Linux ECS? If you want to install Docker on your Linux ECS, ensure that the OS of your ECS is supported by Docker. Table 1 lists the OSs supported by Docker. Table 1 OSs supported by Docker OS Version Location CentOS CentOS 7

          Help > Elastic Cloud Server > Troubleshooting > Linux ECS Issues
        • Why Is the IP Address Lost After the System Time of an ECS Is Modified? - Elastic Cloud Server

          Why Is the IP Address Lost After the System Time of an ECS Is Modified? - Elastic Cloud Server

          Why Is the IP Address Lost After the System Time of an ECS Is Modified? Symptom After the system time of an ECS is modified, its IP address is lost. Possible Cause The time range you modified exceeds the DHCP lease time. The default DHCP lease time set when you create a subnet is

          Help > Elastic Cloud Server > Troubleshooting > Linux ECS Issues
        • How Do I Troubleshoot an Unresponsive Website Hosted on My ECS? - Elastic Cloud Server

          How Do I Troubleshoot an Unresponsive Website Hosted on My ECS? - Elastic Cloud Server

          How Do I Troubleshoot an Unresponsive Website Hosted on My ECS? Symptom Websites running on an ECS might become unreachable for multiple reasons. Check whether the configurations of network, port, firewall, or security group of the ECS are correct. Fault Locating If an error is displayed

          Help > Elastic Cloud Server > Troubleshooting > General Issues
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