Certkiller .com has a main office and a branch office. Certkiller .com’s network consists of a single Active Directory forest. Some of the servers in the network run Windows Server 2008 and the rest run Windows server 2003. 
You are the administrator at Certkiller .com. You have installed Active Directory Domain Services （AD DS） on a computer that runs Windows Server 2008. The branch office is located in a physically insecure place. It has not IT personnel onsite and there are no administrators over there. You need to setup a Read-Only Domain Controller （RODC） on the Server Core installation computer in the branch office. What should you do to setup RODC on the computer in branch office（）

Certkiller .com boosts a two-node Network Load Balancing cluster which is called web. CK1 .com. The purpose of this cluster is to provide load balancing and high availability of the intranet website only. With monitoring the cluster， you discover that the users can view the Network Load Balancing cluster in their Network Neighborhood and they can use it to connect to various services by using the name web. CK1 .com. 
You also discover that there is only one port rule configured for Network Load Balancing cluster. 
You have to configure web. CK1 .com NLB cluster to accept HTTP traffic only.  Which two actions should you perform to achieve this objective（）