Term
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Definition
| The level of protection that Vista uses for Windows Firewall when it recognizes the computer is connected to a domain. The protection level is low because Vista expects network security is being managed by the domain’s operating system. |
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Term
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Definition
| A clamp installed on a network cable to protect against electrical interference. |
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Term
| File Transfer Protocol (FTP) |
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Definition
| The protocol used to transfer files over a TCP/IP network. |
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Term
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Definition
| To open or close certain ports so they can or cannot be used. A firewall uses port filtering to protect a network from unwanted communication. |
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Term
| port forwarding (tunneling) |
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Definition
| A technique that allows a computer on the Internet to reach a computer on a private network using a certain port when the private network is protected by a firewall device using NAT. |
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Term
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Definition
| When a firewall opens a port because a computer behind the firewall initiates communication on another port. |
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Term
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Definition
| The level of protection that Vista uses for Windows Firewall when it recognizes the computer is connected to a private network that is not part of a domain. This level offers moderate protection. |
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Term
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Definition
| The level of protection that Vista uses for Windows Firewall when it recognizes the computer is connected to an unsecured network. This level of protection is higher than that offered by the private profile and domain profile. |
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Term
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Definition
| A measure of the success of communication over the Internet. Communication is degraded on the Internet when packets are dropped, delayed, delivered out of order, or corrupted. |
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Term
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Definition
| A Windows XP/Vista feature that allows a support technician at a remote location to have full access to the Windows desktop. |
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Term
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Definition
| A Windows tool that gives a user access to his or her Windows desktop from anywhere on the Internet. |
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Term
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Definition
| To find the host name when you know a computer’s IP address. Can be performed by the command NSLOOKUP |
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Term
VoIP (Voice over Internet
Protocol) |
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Definition
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