Nt1230 Unit 3 Problem Set 1

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NT1230 Unit 3 Problem Set 1 Unit 3 Problems October 6, 2014 Pg. 182 #1-10 1. A software routine, which also acts as a filter that blocks certain type of incoming and outgoing traffic, while enabling other types is called a Firewall. 2. The Network and Sharing Center tool provides a central access point for all of the network controls and connections on a computer running Windows 7. 3. A device that connects one network to another is called a Router. 4. The most common method for illustrating the operations of a networking stack is the Open Systems Interconnections Reference Model, which consists of Seven layers. 5. Protocols that do not guarantee delivery of their data, but do operate with a very low overhead that conserve network bandwidth are called Connectionless Protocols. 6. The Windows 7 command-line utility that can tell you if the TCP/IP stack of another system on the network is functioning normally is called Ping.exe. 7. The Windows 7 command-line utility that enables you to generate DNS request messages and then transmit them to specific DNS servers on the network is called Nslookup.exe. 8. Most networks use Dynamic Host Configuration Protocol to dynamically assign addresses and configure computers to use them. 9. The Windows 7 utility that displays a list of the routers currently forwarding packets to a particular destination is called Tracert.exe. 10. The top and bottom layers of the OSI model are called the Application and Physical

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