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Logging in to Linux Instances (Remote Login)

Last updated: 2022-07-11 16:47:21

    Overview

    This document takes PuTTY as an example to describe how to log in to a Linux instance from Windows by using remote login software.

    Applicable OS

    Windows

    Authentication Method

    Password or Key

    Prerequisites

    • You must already have the admin account and password (or key) to log in to the instance.
    • If you use a system default password to log in to the instance, go to Message Center to obtain the password first.
    • If you forgot your password, please reset your instance password.
    • A public IP has been purchased and obtained for your CVM instance, and port 22 is open (this is open by default for CVM purchased with quick configuration).

    Directions

    1. Download the Windows remote login software, PuTTY.
    2. Double-click putty.exe to open the PuTTY client.
    3. In the PuTTY Configuration window, enter the following content, as shown below:

      Configure parameters as follows:
    • Host Name (or IP address): the public IP of the CVM. Log in to the CVM console to obtain the public IP from the instance list and details pages.
    • Port: the port of the CVM, which must be “22”.
    • Connection type: select SSH.
    • Saved Sessions: enter the session name, such as test.
      After configuring Host Name, configure and save Saved Sessions. You can double-click the session name saved under Saved Sessions to log in to CVM.
    1. Click Open to enter the PuTTY interface. The login as: command prompt appears.
    2. Enter the username after login as: and press Enter.
    3. Enter the password after Password and press Enter.
      The entered password is not displayed by default, as shown below:

      Once logged in, you can see the information about the CVM to which you are currently logged in on the left of the command prompt.

    Subsequent Operations

    After logging in to the CVM, you can build a personal website or forum or perform other operations. For more information, see:

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