若一個對外網站，只提供使用者瀏覽，並不需要帳號、密碼驗證，請 問是否仍需購買 【External Connector 授權】?

問題描述：

若一個對外網站，只提供使用者瀏覽，並不需要帳號、密碼驗證，請 問是否仍需購買 【External Connector 授權】?

解決方法：

解答: 如果純粹只是提供對外網站的服務，沒有跟後端的主機進行身分驗證，則不需要購買External Connector 授權。

如果是對外電商網站包含Web應用程式的服務 (例如: 商品購物車)，透過Web AP主機進行身分驗證並存取後台的DB資料庫主機內容，那就需要購買External Connector 授權，請您參考以下的範例及說明。

參考文件:

Licensing How To: When do I need a Client Access License (CAL)?

https://blogs.technet.microsoft.com/volume-licensing/2014/03/10/licensing-how-to-when-do-i-need-a-client-access-license-cal/

Licensing brief: Multiplexing—Client Access License (CAL) requirements

https://www.microsoft.com/en-us/licensing/learn-more/brief-multiplexing-cals.aspx

Licensing brief: Base and Additive Client Access Licenses: An explanation

https://www.microsoft.com/en-us/licensing/learn-more/brief-base-additive-cal.aspx

以下提供購買External Connector 授權的說明，相關的參考案例請參考以下連結。

參考文件:

Client Access Licenses and Management Licenses

https://www.microsoft.com/en-us/licensing/product-licensing/client-access-license.aspx#tab=1

Requirement of External Connector for public websites with authentication involved

http://www.webhostingtalk.com/showthread.php?t=1439375

Licenses required for public facing web server with SQL backend?

https://community.spiceworks.com/topic/448771-licenses-required-for-public-facing-web-server-with-sql-backend

External Connector Licensing

http://www.microsoftlicensereview.com/?tag=external-connector-licensing