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Juniper Networks Certified Internet Expert Questions 16–20 (page: 5)

Mark works as a Network Administrator for ABC.com. The company has a Windows domainbased network. The network contains two domain controllers, four Windows member servers, and 300 Windows XP Professional client computers. One of the member servers named RRASSRV works as a Routing and Remote Access Server. RRAS is configured as a VPN server. A company employee named Rick works from a remote location. Rick daily connects to RRASSRV by using a VPN connection and uploads daily reports on RRASSRV. He is the only person who connects to RRASSRV by using the VPN connection. Mark notices that Rick is able to access the other computers on the network while he is connected to RRASSRV. Mark wants to prevent Rick from accessing the other computers on the network.
What will he do to accomplish this?

A beta version of an application you’re testing to send and receive data on your network does not seem to be sending compressed data before sending packets across the network. You’re looking at the architecture of the application to see if you can determine where the problem likely originates. Using the OSI model, from where is the problem probably originating?

Your firm is designing a new software driver that will employ a proprietary method of flow control for data being sent across a network medium. On which layer of the OSI model would be this flow control likely be implemented?

Your corporate network uses variable length subnetting to make more efficient use of IP addresses. One of the IP addresses for a host is 131.39.161.17 with a subnet mask of 255.255.248.0.
What is the proper notation for the network to which this host is connected?

You need to create several subnets for your corporate network. Each subnet should have no more than two host addresses available per subnet. You have a subnet with the address of 136.42.255.0/24.What are the first two subnet addresses that would be created in this configuration?