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Local Area Network, a small area within a building
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Wide Area Network, a large geographically connected area
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| Metropolitan Area Network, a large network in a city that connect buildings together |
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Personal Area Network, a small network around the user
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Storage Area Network, used for transferring data at high speeds to the other servers
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| Backup Area Network, backs up the data |
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Intergrated Services Digital Network, a switched network but a fully digital dial up network also known as Intergrated Services Digital Access |
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WAN circuits that run a high-speed to connect homes and small businesses
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The standard for wireless
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Voice over IP, voice translated into data to be sent across the network
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| Internet Service Provider |
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What does TCP/IP stand for?
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Transmission Control Protocol/Internet Protocol
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| What is IPX/SPX used for? |
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Definition
Alt to TCP/IP, Netware Protocol
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| Network Basic Input/Output System, allows applications on separate computers to communicate over a LAN |
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Dynamic Host Configuration Protocol, protocol used by networked devices to obtain various parameters necessary for the clients to operate in an IP network
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What does a DNS server do?
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Domain Name System, associates various sorts of information with so-called domain names
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How is DNS and DHCP different?
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Definition
| DNS associates information with domain names and DHCP assigns IP addresses |
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| Only used on Apple computers, chatty, uses CSMA/CD, has variations like tokentalk and ethertalk |
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| What is a default gateway? |
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A node (router) on a network that serves as an access point to another network
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Windows Internet Name Service, similar to DNS but an older Micorsoft Solution for corporate networks
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Simple Mail Transfer Protocol, is a relatively simple, text-based protocol, in which one or more recipients of a message are specified along with the message text and possibly other encoded objects Port 25 |
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Internet Message Access Protocol, an application layer internet protocol operating on port 143 that allows a local client to access e-mail on a remote server Port 143 |
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Post Office Protocol, an application-layer internet standard protocol to retrieve e-mail from a server over a TCP/IP connection Port 110 |
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Remote Procedure Call, technology that allows a computer program to cause a subroutine or procedure to execute in another address space without the programmer explicitly coding the details for the remote interaction
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| HyperText Markup Language, the language that web pages are written in |
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Hyper Text Transfer Protocol, the language used to request and send HTML pages, graphics, and files Port 80 |
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Same thing as the HTTP, but it's secure Port 443 |
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| Secure Sockets Layer, used to encrypt HTTPS web pages and other network traffic |
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Command line shell over the network Port 23 |
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File Transfer Protocol, used to transfer data from one computer to another over the internet or through a network
Port 20 and 21 |
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Secure Shell, a network protocol that allows data to be exchanged over a secure channel between two computers Port 22 |
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| What are the 6 tools used to check network connections? |
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Definition
1) IPconfig 2) ping
3) pathping
4) tracert
5) NSLOOKUP
6)cable tester |
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Is a range of logical addresses within the address space that is assigned to an organization.
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| List 8 things that can be done to prevent network downtime |
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Definition
1) Inspect cables and have cables organized 2) Schedule network changes during a maintenance window 3) Keep a log of network changes 4) Test network changes before implementation 5) Keep router and switch OS up to date 6) Keep os patches and AV current 7) Develop a network baseline and monitor network performance 8) Use quality hardware and cabling |
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