You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers，configuring Windows Server 2008 Terminal services and network application services， and configuring aweb services infrastructure. You have the Web Server （IIS） server role installed on two servers. The twoservers are respectively named S01 and S02. Windows Server 2008 is run by the servers. Your companyhas a Web site named www.wiikigo.com hosted on S01. The Web site is due for maintenance. The Webcontent must be available during maintenance. You create a mirror Web site located on S02. The www.wiikigo.com site needs to be configured to redirect requests to S02. What action should you perform first？（）

• A、The appcmd set config /section：httpRedirect /enabled：false command should be run.
• B、The appcmd set config /section：httpRedirect /enabled：true command should be run.
• C、The appcmd set site /site.name：wiikigo /+bindings.[protocol=’http’，www1.wiikigo.com] command shouldbe run.
• D、The appcmd set site /site.name：wiikigo /-bindings.[protocol=’http’，www.wiikigo.com] command should be run.