单项选择题 You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1runs an application named App1. All client computers run Windows XP Professional Service Pack 3 (SP3). Users from a remote network segment report poor performance when they run App1. You need to identify whether the cause of the poor network performance is packet loss.  Which tool should you use?（）

单项选择题 Your network consists of two subnets named Subnet1 and Subnet2. You have a server named Server1 that runs Windows Sever 2003 Service Pack 2 (SP2). Server1 is located on Subnet1.  Users from Subnet1 report poor performance when they connect to Server1. Users from Subnet2 report that they are unable to connect to Server1.You monitor both network segments and discover a large number of NetBIOS broadcasts on both network segments.You need to reduce the number of broadcasts on the network.  What should you deploy?（）

单项选择题 Your network consists of a single Active Directory domain and two network segments named Subnet1 and Subnet2.You deploy a server named Server1 that runs Routing and Remote Access. Server1 is configured as a router between the two network segments.You deploy a DHCP server on Subnet1. You configure a DHCP scope for each network segment.Client computers that run Windows XP Professional Service Pack 3 (SP3) are deployed on both network segments and are configured to receive IP configurations dynamically.You discover that all client computers on Subnet2 have Automatic Private IP Addressing (APIPA) addresses.You need to ensure that all client computers on Subnet2 receive their IP configurations from the DHCP server.  What should you do in Routing and Remote Access?（）