add flv mime type to IIS

Adding .flv MIME type in IIS

1) Select the site to configure in IIS, right click and select "Properties"
2) Under HTTP Headers Tab, select "File Types" under the MIME Map section and select "New Type"
3) Type ".flv" as the associated extension and "video/x-flv" as the content type.
4) Select "OK" and you're ready to fly!
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原文地址：https://www.cnblogs.com/yang_sy/p/1266104.html