Your network consists of a single Active Directory domain named nwtraders.com. All network servers run Windows Server 2003 Service Pack 2 (SP2).The relevant IP configuration for the network is configured as shown in the following table. DC1 contains an Active Directory-integrated zone for nwtraders.com.From Server2, you run the Ping 172.26.26.11 command and receive a request timed out error message. From Server2, you run the Ping 172.16.16.129 command and receive a reply. You need to ensure that you can join Server2 to the nwtraders.com domain. 
What should you do?（） 

Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 (SP2).You have a member server named Server1 that is configured as a DHCP server.You install a new stand-alone server named Server2 in the same subnet as Server1. You install the DHCP service on Server2.You need to ensure that Server2 can assign IP configurations to clients on the subnet.
What should you do first?（）