chapter 5
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| serial backbone | two or more internetworking devices connected to each other by a single cable
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| daisy chain | linked series of devices
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| distributed backbone | a number of connectivity devices connected to a series of central connectivity devices
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| collapsed backbone | uses as a router or switch as the single central connection point for multiple subnetworks
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| parallel backbone |
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| circuit switching | a connection is established between two network nodes before they begin transmitting data.
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| message switching | establishes a connection between two devices, transfers the information to the second device,and then breaks the connection
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| packet switching | breaks data into packets before they are transported
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| multiprotocol label switching | enables multiple types of layer 3 protocols to travel over any one of several connection oriented layer 2 protocols.
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| bus topology | single cable that connects all nodes on a network without intervening connectivity devices
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| ring topology | each node is connected to the two nearest nodes so that the entire network forms a circle
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| star topology | every node on the network is connected thru a central device,
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| logical topology | refers to the way in which data is transmitted between nodes
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| bus logical topology | signals travel from one network device to all other devices on the network
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| ring logical topology | signals follow a circular path between sender and receiver
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| ring logical toplogy | signals follow a circular path even as they travel thru connecticity devices
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| star wired ring topology | uses the physical layout of a star in conjunction with the ring logical topology
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| star wired bus topology | a group of workstations are star connected to connectivity devices and then networked via a single bus
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| Base means (10Base-T) | indicates that it uses baseband transmission
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| T means (10Base-T) | twisted pair
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| 10 means (10Base-T) | its maximum throughput of 10Mbs
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| 10Base-T | ethernet standards for copper cable
one pair of wires in the UTP cable is used for transmission;a second pair is for reception
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| 5-4-3 rule | between two communicating nodes,the network cannot contain more than 5 network segments connected by four repeating devices and no more then three of the segments can be populated
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| 100Base-T IEEE 802.3u | ethernet standards for copper cable
upgraded version of 10Base-T
uses two of the four pairs of wires to transmit and receive signals
known as Fast Ethernet
still uses baseband transmission,star topology,RJ45 connectors
100 megabits per second
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| 1000Base-T IEEE 802.3ab | ethernet standards for copper cable
uses all four pairs of wire to transmit and receive signals
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| 10GBase-T IEEE 802.3an | ethernet standards for copper cable
makes very fast data transmission available at a lower cose then fiber optic cable
distance limitation
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| 100Base-FX | ethernet standards for fiber optic cable
uses star topology with its repeaters in a bus fashion
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| 1000Base-LX IEEE 802.3z | ethernet standards for fiber optic cable
longer reach then any other 1 gigabit technology available. can use one repeater between segments
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| 1000Base-SX | ethernet standards for fiber optic cable
relies on only one multi mode fiber optic cable,shorter in length,
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| 10GBase-SR | 10-Gigabit fiber-optic standards
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| 10GBase-SW | 10-Gigabit fiber-optic standards
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| 10GBase-LR | 10-Gigabit fiber-optic standards
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| 10GBase-LW | 10-Gigabit fiber-optic standards
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| 10GBase-ER | 10-Gigabit fiber-optic standards
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| 10GBase-EW | 10-Gigabit fiber-optic standards
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| 10Base-T | maximum transmission speed 10 mbps
maximum distance per segment 100
physical media cat 3 or higher UTP
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| 100Base-T | maximum transmission speed 100 mbps
maximum distance per segment 100
physical media cat 5 or higher UTP
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| 1000Base-T | maximum transmission speed 1000 mbps
maximum distance per segment 100
physical media cat 5 or higher UTP (cat5e)
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| 10GBase-T | maximum transmission speed 10,000
maximum distance per segment 100
physical media cat 6 or 7
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| 100Base-FX | maximum transmission speed 100 mbps
maximum distance per segment 2000
physical media MMF
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| 1000Base-LX | maximum transmission speed 1000 mbps
maximum distance per segment
physical media MMF
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| 1000Base-SX | maximum transmission speed 1000
maximum distance per segment 500
physical media MMF
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| 10GBase-SR/SW | maximum transmission speed 10,000
maximum distance per segment 10,000
physical media SMF
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| 10GBase-ER/EW | maximum transmission speed 10,000
maximum distance per segment 40,000
physical mediaSMF
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| Four kinds of ethernet frames | Ehernet_802.2 (Raw) Ethernet_802.3 (Novell)
Ethernet_II (DIX) Ethnert_SNAP
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