单项选择题 Your network consists of a single Active Directory domain. You have a DHCP server named DHCP1 that runs Windows Server 2003 Service Pack 2 (SP2).All client computers run Windows XP Service Pack 3 (SP3). All client computers are configured as DHCP clients.You change the IP address on DHCP1.Users report that they cannot connect to the network. You verify that the client computers do not receive an IP address configuration from DHCP1. You need to ensure that the client computers receive an IP address configuration from DHCP1.  What should you do on DHCP1?（）

单项选择题 Your network consists of a single Active Directory domain and a single network segment. All client computers are configured to receive their IP configurations automatically. You deploy two DHCP servers named Server1 and Server2. Each DHCP server has one scope. Users report IP address conflicts.You need to ensure that clients receive unique addresses.  What should you do on Server1 and Server2?（）

单项选择题 You have a single network segment. All servers run Windows Server 2003 Service Pack 2 (SP2). You have a DHCP server named Server1. Client computers receive IP addresses from Server1.You add a second network segment separated by a RFC 1542-compliant router.You need to ensure that computers in the new network segment can receive their IP configurations from Server1.  You make the appropriate configuration changes on the router.  What should you do on Server1?（）