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. Compare to private profile and public profile. |
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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
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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. Port forwarding is Also called tunneling. |
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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. Compare to public profile and domain profile. |
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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. VoIP requires a high QoS. |
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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. The Nslookup command can perform a reverse lookup. |
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Term
| VoIP (Voice over Internet Protocol) |
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Definition
| An application that provides voice communication over a network and uses the VoIP protocol. Also called Internet telephone. |
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