Term
What does the abbreviation MPLS stand for? |
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Definition
Multiprotocol Label Switching |
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Term
What does the abbreviation QoS stand for? |
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Definition
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Term
What does the abbreviation CSMA/CD stand for? |
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Definition
Carrier Sense Multiple Access with Collision Detection |
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Term
What does the abbreviation RIP stand for? |
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Definition
Routing Information Protocol |
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Term
What does the abbreviation CIDR stand for? |
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Definition
Classless Inter-Domain Routing |
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Term
Refers to the physical layout of the media, nodes, and devices on a network. It depicts a network in broad scope and does not specify device types, connectivity methods, addressing schemes, or other specific details. |
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Term
What are the three fundamental types of topology? |
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Definition
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Term
A physical topology in which all nodes on a network are connected without intervening connectivity devices. |
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Definition
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Term
A physical topology in which each node is connected to the two nearest nodes so that the entire network forms a circle. |
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Definition
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A physical topology in which every node on the network is connected through a central connectivity device. |
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A physical topology that combines characteristics of more than one fundamental topology. |
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Definition
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Term
A network topology in which each workstation participates in transmitting data over the network. |
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Definition
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Term
A network topology in which each node listens for, then accepts, data directed to it. |
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Definition
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Term
A single cable that connects all nodes on a network without intervening connectivity devices. |
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Term
Resistors that stop signals after they have reached the end of the wire. |
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Definition
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Term
A phenomenon caused by improper termination on a bus topology network in which signals travel endlessly between the two ends of the network, preventing new signals from getting through. |
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Definition
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Term
The capability for a component or system to continue functioning despite damage or malfunction. |
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Definition
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Term
Is a bus topology a passive or active topology? |
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Definition
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Term
Is a ring topology a passive or active topology? |
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Definition
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Term
Is a star topology a passive or active topology? |
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Definition
Can be either; Depends on the connectivity device and other factors |
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Term
What common physical medium is used with a bus topology? |
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Definition
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Term
What common physical mediums are used with a ring topology? |
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Definition
Fiber Optic Cabling, Twisted Pair Cabling |
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Term
What common physical mediums are used with a star topology? |
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Definition
Fiber Optic Cabling, Twisted Pair Cabling |
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Term
Bus Topology: 1) Advantages? 2) Disadvantages? |
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Definition
1) Lower cost 2) Not scalable, Not very fault tolerant, Difficult to troubleshoot |
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Term
Ring Topology: 1) Advantages? 2) Disadvantages? |
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Definition
1) Data goes directly to its destination 2) Not very scalable, Not very flexible |
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Term
Star Topology: 1) Advantages? 2) Disadvantages? |
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Definition
1) Very fault tolerant, flexible, scalable 2) Costly, requires more cabling than bus or ring topologies |
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Term
Hybrid topology in which data is sent around a star in a ring pattern while using a central connectivity device. |
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Definition
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Term
Hybrid topology in which groups of workstations are connected to connectivity devices and networked via a bus. |
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Definition
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Term
Refers to the way in which data is transmitted between nodes. |
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Term
Logically grouped network nodes that can communicate directly via broadcast transmissions. |
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Definition
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Term
The part of a network to which segments and significant shared devices connect. |
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Definition
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Term
Type of backbone that consists of two or more devices connected to each other by a single medium in a daisy-chain fashion. |
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Definition
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Term
Type of backbone that consists of a number of intermediate connectivity devices connected to one or more central connectivity devices in a hierarchy. |
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Definition
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Term
Type of backbone that uses a router or switch as the single central connection point for multiple subnetworks. |
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Definition
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Term
Type of backbone that consists of more than one connection from the central router or switch to each network segment. |
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Term
A linked series of devices. |
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Term
A component of a network’s logical topology that determines how connections are created between nodes. |
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Definition
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Term
A switching method in which a connection is established between two network nodes before they begin transmitting data. |
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Term
A switching method that involves breaking data into smaller units before transmission. |
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Definition
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Term
A switching method that enables any Data Link layer protocol to carry multiple Network layer protocols. |
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Definition
MPLS (Multiprotocol Label Switching) |
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Term
A specification that guarantees delivery of data within a certain time frame. |
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Term
Method of controlling how network nodes access the communications channel. |
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A network access method specified for use by IEEE 802.3 networks in which each node waits its turn before transmitting data in order to avoid interfering with other nodes’ transmissions. If a node’s NIC determines that its data has been involved in a collision, it immediately stops transmitting. |
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Definition
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Term
A CSMA/CD process in which, upon detecting a collision, a station issues a special 32-bit sequence to indicate to all nodes on an Ethernet segment that its previously transmitted frame has suffered a collision and should be considered faulty. |
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Definition
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Term
The portion of a network in which collisions occur if two nodes transmit data at the same time. |
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Term
The length of time data takes to travel from one point on the segment to another point. |
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Term
A networking rule that states: Between two communicating nodes, the network cannot contain more than five network segments, connected by four repeating devices, and no more than three of the segments may be populated. |
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Definition
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Term
An Ethernet networking standard with a maximum throughput of 10Mbps that uses baseband transmission to provide a full-duplex transmission over twisted pair cabling. |
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Definition
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Term
An Ethernet networking standard with a maximum throughput of 100Mbps that uses baseband transmission to provide a full-duplex transmission over twisted pair cabling, usually unshielded. |
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Definition
100Base-TX or Fast Ethernet |
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Term
An Ethernet networking standard with a maximum throughput of 100Mbps that uses baseband transmission to provide a half-duplex transmission over fiber optic cabling. |
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Definition
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Term
An Ethernet networking standard with a maximum throughput of 1Gbps that uses baseband transmission to provide a full-duplex transmission over twisted pair cabling, copper cabling, or fiber optic cabling. |
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Definition
1000Base-T or Gigabit Ethernet |
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Term
Gigabit Ethernet networking standard with a maximum throughput of 10Gbps that uses baseband transmission to provide a full-duplex transmission over twisted pair cabling. |
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Definition
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Term
Gigabit Ethernet standard that uses fiber optic transmission medium. This allows transmissions over a longer wavelength than any other Gigabit Ethernet standard. |
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Definition
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Term
Gigabit Ethernet standard that uses multimode fiber optic transmission medium. This only allows transmissions over a short wavelength. |
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Definition
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Term
A measure of the highest frequency of a signal a multimode fiber can support over a specific distance, measured in MHz-km. |
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Definition
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Term
A level of Ethernet service that is characterized by very high throughput and reliability. |
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Definition
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Term
Signal to the receiving node that indicates when data flow is about to begin. |
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Term
Extra bytes of empty data used to fill out the rest of a data frame during a frame check sequence if fewer than 46 bytes of data is available. |
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Definition
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Term
The most common Ethernet frame type used on modern networks. |
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Definition
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Term
Standard that specifies a method for supplying electrical power over Ethernet. |
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Definition
PoE (Power over Ethernet) |
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Term
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Definition
The most efficient route from one node on a network to another. This is optimally, though not always, the most direct route between two points. |
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Term
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Definition
The most efficient route from one node on a network to another. This is optimally, though not always, the most direct route between two points. |
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