单项选择题
A.From the Exchange Management Shell， run the Set-ADSite cmdlet.
B.From the Exchange Management Shell， run the Set-ADSiteLink cmdlet.
C.From the Active Directory Sites and Services snap-in， create a site link bridge.
D.From the Active Directory Sites and Services snap-in， modify the properties of Link1.
单项选择题 You have an Exchange Server 2010 organization named contoso.com that contains a mail-enabled group named Group1. Users from outside the organization report that e-mail messages sent to group1@contoso.com generate a non-delivery report （NDR）.You need to ensure that users outside the organization can successfully send e-mail to group1 @ contoso.com. What should you modify？（）
单项选择题 YouinstallanExchangeServer2010HubTransportservernamedHub1.YouneedtoensurethatHub1canreceivee-mailmessagessentfromInternethosts.Whatshouldyoudo？（）
单项选择题 You have an Exchange Server 2010 organization.You discover that messages sent to the Internet include internal Exchange routing information in the message header.You need to prevent internal routing information from being sent to external recipients. What should you do？（）