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8 Cards in this Set
- Front
- Back
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MDF
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"main distribution facility"
Primary communications room for a building. An MDF is the central point of a star networking topology where patch panels, hubs, and routers are located. It is used to connect public or private lines coming into the building to internal networks. |
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NOC
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"network operations center"
organization responsible for maintaining a network. |
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IDF
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"intermediate distribution facility"
Secondary communications room for a building that uses a star networking topology. An IDF has a frame that cross-connects the user cable media to individual user line circuits and may serve as a distribution point for multipair cable from the main distribution frame. The IDF is dependent on the MDF. |
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PoE
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"Power over Ethernet"
Powering standard of network devices over Ethernet cable. IEEE 802.3af and Cisco specify two different PoE methods. Cisco power sourcing equipment and powered devices support both PoE methods. |
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demarc
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Indicated boundary point that designates responsibility for equipment, maintenance, and troubleshooting between carrier equipment and CPE.
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CPE
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"customer premises equipment"
Terminating equipment, such as terminals, telephones, and modems, supplied by the telephone company, installed at a customer site, and connected to the telephone company network. |
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ACL
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"access control list"
List kept by a network device, such as a router, to manage access to or from the router for a number of services. For example, an ACL can be used to prevent packets with a certain IP address or protocol from leaving a particular interface on the router. |
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CDP
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"Cisco Discovery Protocol"
Protocol on Cisco-manufactured equipment, including routers, access servers, bridges, and switches, that enables a device to communicate with other devices on the LAN or on the remote side of a WAN. CDP runs on LANs, Frame Relay, and ATM media |
