This topic describes how to store remote attachments from PHPWind to OSS.


  • OSS is activated and a bucket whose ACL is Public Read is created.
    • For more information about how to activate OSS, see Activate OSS.
    • For more information about how to create a bucket, see Create buckets.
  • A PHPWind forum is built.

Background information

The website remote attachment function allows you to directly store uploaded attachments to a remote storage server, which is usually a remote FTP server. Currently, Discuz! forums, PHPWind forums, and WordPress websites support the remote attachment function.

PHPWind8.7 is used for this topic.


  1. Log on to the PHPWind website with an administrator account.
  2. On the management page, choose Global > Upload Settings > Remote Attachments.
  3. Click the FTP Settings tab and configure parameters.
    Configuration item Description
    Enable FTP uploads Specifies whether to enable FTP uploads. Select Enable.
    Website attachment URL Specifies the public endpoint of the bucket. The format is http://BucketName.Endpoint. In this example, the bucket resides in the China (Hangzhou) region, and the bucket name is test-hz-jh-002. Therefore, the URL is For more information about endpoints, see OSS domain names.
    FTP server Specifies the IP address that runs ossftp. We recommend that you set this parameter to
    FTP server port number Specifies the port number of the FTP server. The default value is 2048.
    Remote upload directory Specifies the remote upload directory for attachments. We recommend that you set this parameter to a period (.) to create a directory for attachments in the root directory of the bucket.
    FTP account Specifies the FTP account in AccessKeyID/BucketName format. Note that the forward slash (/) is a delimiter and does not indicate an alternative.
    FTP password Specifies the FTP password AccessKey secret.
    FTP timeout (seconds) Specifies the FTP timeout period. Set the value to 10. If no result is returned within 10 seconds, the system returns a timeout response.
  4. Post a new article to verify whether the configuration is successful.
    1. Upload an image attachment to the article.
    2. Right-click the image and choose Open Link in New Tab from the shortcut menu.