Logging into Linux Instance via Remote Login Tools

Last updated: 2020-02-12 09:41:09

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Scenario

This document takes PuTTY software as an example to describe how to log in to a Linux instance by using remote login software on a local computer with a Windows system.

Applicable local OS

Windows

Authentication Method

Password or Key

Prerequisites

  • You must already have the admin account and password (or key) for logging into the instance.
  • A public IP has been purchased and obtained for your CVM instance, and port 22 is open (this is open by default for CVMs purchased with quick configuration).

Steps

Logging in with a password

  1. Download the Windows remote login software, PuTTY.
    How to get PuTTY: Click here
  2. Double click putty.exe to open the PuTTY client.
  3. In the PuTTY Configuration window, enter the following content. This is shown in the following figure:

    Parameters are as follows:
    • Host Name (or IP address): The public IP of the CVM (log in to the CVM Console to obtain the public IP in the list and details pages).
    • Port: The port of the CVM. This must be set to 22.
    • Connect type: Select SSH.
    • Saved Sessions: Enter the session name, such as test.
      After configuring the Host Name, configure Saved Sessions and save it. You can double click the session name saved under Saved Sessions to directly log into the CVM from now on.
  4. Click Open to enter PuTTY interface. login as: appears.
  5. Enter the user name after login as: and press Enter.
  6. Enter the password after Password and press Enter.
    Information about the CVM that you are currently logged in to will appear on the left of the command prompt. This is shown in the following figure:

Logging in with a key

  1. Download the Windows remote login software, PuTTY.
    Download putty.exe and puttygen.exe software. To obtain PuTTy, click here.
  2. Double click puttygen.exe to open the PuTTY Key client.
  3. Click Load, select and open the saved path of the downloaded private key. This is shown in the following figure:
    For example, select and open the private key file that has the file name david.
  4. In the PuTTY Key Generator window, enter the key name and the encrypted private key password. Click Save private key. This is shown in the following figure:
  5. In the pop-up window, select the path where the key will be saved. In the file name field, enter Key Name.ppk, and click Save. For example, save the david private key file as david.ppk key file. This is shown in the following figure:
  6. Double click putty.exe to open the PuTTY client.
  7. In the left sidebar, select Connection > SSH > Auth, to enter the Auth configuration interface.
  8. Click Browse, select and open the saved path of the key. This is shown in the following figure:
  9. Switch to the Session configuration interface. Configure the CVM’s IP, port, and connection type. This is shown in the following figure:
    • Host Name (IP address): The public IP of the CVM. Log in to the CVM Console to obtain the public IP in the list and details pages.
    • Port: Port of the CVM, which must be 22.
    • Connect type: Select SSH.
    • Saved Sessions: Enter the session name, such as test.
      After configuring the Host Name, configure Saved Sessions and save it. You can double click the session name saved under Saved Sessions to directly log into the CVM from now on.
  10. Click Open to initiate the login request.

Subsequent Operations

After logging into the CVM, you can build a personal website or forum on Tencent Cloud CVM or perform other operations. For more information, see the following: