单项选择题
A. On DHCP1, configure a DHCP Relay Agent.
B. On DHCP1, install the Routing role service.
C. On RRAS1, configure a DHCP Relay Agent.
D. On RRAS1, install the Routing role service.
多项选择题 Your company has a single active directory domain. The company has a main office and three branch offices. The domain controller in the main office runs windows 2008 server and provides DNS for the main office and all of the branch offices.Each branch office runs windows server 2008. Users in the branch offices report that it takes a long time to access network resources. You confirm that there are no problems with WAN connectivity or bandwidth. You need to ensure that users in the branch offices are able to access network resources as quickly as possible. Which two actions should you perform? （）
单项选择题 our company has four DNS servers that run windows 2008. Each server has a static ip address. You need to prevent dhcp from assigning the addresses of the DNS servers to DHCP clients. What should you do?（）
单项选择题 Your network contains a DHCP server named DHCP1. You have a DHCP reservation for a computer named Computer1.You add a DNS server option to the reservation.You need to ensure that Computer1 immediately receives the new option.What should you do？（）