IIS 網站寫入 UNC

[IIS]如何設定Asp.net網站存取共享資料夾
Using UNC path for Storing and Retrieving Files in ASP Net
如何在ASP.NET網站讀取不同主機的檔案-網路芳鄰方式

Granting write permissions to a networked UNC folder for ASP.NET under IIS 7.5 and Windows Server 2008 R2