单项选择题
Your company has a main office and a branch office. The main office has a domain controller named DC1 that hosts a DNS primary zone. The branch office has a DNS server named SRV1 that hosts a DNS secondary zone. All client computers are configured to use their local server for DNS resolution. You change the IP address of an exisiting server named SRV2 in the main office. You need to ensure SRV1 reflects the change immediately. What should you do？（）
A. Restart the DNS Server service on DC1
B. Run the dnscmd command by using the /zonerefresh option on DC1
C. Run the dnscmd command by using the /zonerefresh option on SRV1
D. Set the refresh interval to 10minutes on the Start Of Authority （SOA） record.
相关考题
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单项选择题
Your company has a single Active Directory domain.The domain has servers that run Windows Server 2008 R2. You have a server named NAT1 that functions as a NAT server.You need to ensure that administrators can access a server named RDP1 by using Remote Desktop Protocol (RDP).What should you do？（）
A. Configure NAT1 to forward port 389 to RDP1.
B. Configure NAT1 to forward port 1432 to RDP1.
C. Configure NAT1 to forward port 3339 to RDP1.
D. Configure NAT1 to forward port 3389 to RDP1. -
单项选择题
Yourcompanyhasamainofficeandtwobranchoffices.DomaincontrollersinthemainofficehostanActiveDirectory-integratedzone.TheDNSserversinthebranchofficehostasecondaryzoneforthedomainandusethemainofficeDNSserversastheirDNSmasterserversforthezone.Thecompanyaddsanewbranchoffice.YouaddamemberservernamedBranch3andinstalltheDNSserviceontheserver.Youconfigureasecondaryzoneforthedomain.Thezonetransferfails.YouneedtoconfigureDNStoprovidezonedatatotheDNSserverinthenewbranchoffice.Whatshouldyoudo？（）
A.Run dnscmd using the ZoneResetMasters option
B.Run dnscmd by using the ZoneResetSecondaries option
C.Add the new DNS server to the Zone Transfers tab on one of the DNS servers in the main office
D.Add the new DNs server to the DNSUpdateProxy Global security group in Active Directory Users and Computers -
单项选择题
Your company has a single Active Directory domain. The company network is protected by a firewall.Remote users connect to your network through a VPN server by using PPTP.When the users try to connect to the VPN server, they receive the following error message :Error 721:The remote computer is not responding.You need to ensure that users can establish a VPN connection.What should you do？（）
A. Open port 1423 on the firewall.
B. Open port 1723 on the firewall.
C. Open port 3389 on the firewall.
D. Open port 6000 on the firewall.
