看圖片,好像是:
Event ID 257 — PXE Provider Support
http://technet.microsoft.com/en-us/library/cc726644(v=ws.10).aspx
重複移除開開關關好像都沒有作用?可能是:
Event ID 257 — WDSServer Service Availability
http://technet.microsoft.com/en-us/library/cc726557(v=ws.10).aspx
或者是:
Hotfix Download
http://support.microsoft.com/default.aspx?scid=kb;en-us;2121690&sd=rss&spid=14134
一步一步試試吧。