单项选择题
A.Restart DHCP1.
B.Configure a scope on DHCP1.
C.Activate the scope on DHCP1.
D.Authorize DHCP1 in the Active Directory domain.
单项选择题 ouhaveaWindowsServer2008computerthathasanIPaddressof172.16.45.9/21.TheserverisconfiguredtouseIPv6addressing.YouneedtotestIPv6communicationtoaserverthathasanIPaddressof172.16.40.18/21.Whatshouldyoudofromacommandprompt？（）
多项选择题 YournetworkusesIPv4.YouinstallaserverthatrunsWindowsServer008atabrachoffice.Theserverisconfiguredwithtwonetworkinterfaces.Youneedtoconfigureroutingontheserveratthebranchoffice.Whichtwoactionsshouldyouperform？（）
单项选择题 Your company is designing its network. The network will use an IPv6 prefix of 2001:DB8:BBCC:0000::/53. You need to identify an IPv6 addressing scheme that will support 2000 subnets. Which network mask should you use？（）