Your company has two offices. The network consists of a single Active Directory domain. You have two domain controllers named DC2 and DC3. All servers run Windows Server 2003 Service Pack 2 （SP2）.You verify the IP configuration of Server1 as shown in the following Command Prompt window. You need to ensure that Server1 can locate a domain controller if a single server fails. 
Which IP configuration should you change on Server1？（）

Your company has two offices. All servers run Windows Server 2003 Service Pack 2 （SP2）.You need to ensure that Server1 can communicate with Web servers on the Internet. 
Which default gateway should you assign to Server1？（）