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26 terms

network2 ch 5

STUDY
PLAY
In the 10GBase-LR standard, the L stands for
long reach
A physical topology ____.
depicts a network in broad scope
Collectively, MPLS labels are sometimes called a ____.
shim
A network backbone is the ____________________ that connects the hubs, switches, and routers on a network.
Cabling
1000Base-SX has a maximum throughput of ____.
1 Gbps
Without ____, a bus network would suffer from signal bounce.
terminators
In a(n) ____________________ topology, every node on the network is connected through a central device, such as a hub, router, or switch.
Star
The 10GBase-T standard is considered a breakthrough for transmitting 10 Gbps over ____ medium.
twisted pair
The Ethernet_II frame type contains a 2-byte ____ field which differentiates it from the older Ethernet_802.3 and Ethernet_802.2 frame types.
type
As part of CSMA/CD, a process known as ____________________ allows the NIC issue a special 32-bit sequence that indicates to the rest of the network nodes that its previous transmission was faulty and that those data frames are invalid.
Jamming
____________________ is a component of a network's logical topology that determines how connections are created between nodes.
switching
1000Base-T is a standard for achieving throughputs ____ times faster than Fast Ethernet over copper cable.
10
A ____ occurs when two transmissions interfere with each other.
collision
Because of its support for multiple Network layer protocols and because it uses fewer bytes as overhead, ____________________ is the frame type most commonly used on contemporary Ethernet networks.
Ethernet_II (DIX)
A complex combination of pure topologies is known as a ____ topology.
hybrid
In packet switching, when packets reach their destination node, the node ____ them based on their control information.
reassembles
The 10-gigabit fiber optic standard with the shortest segment length is ____.
10GBase-SR
The most common logical topologies are ____ and ring.
bus
In a ring network, each workstation acts as a(n) ____ for the transmission.
repeater
The data portion of an Ethernet frame may contain ____ bytes of information.
46 to 1500
Within Ethernet frame types, the ____ signals to the receiving node that data is incoming and indicates when the data flow is about to begin.
preamble
The most common 1-Gigabit Ethernet standard in use today is ____.
1000Base-LX
On an Ethernet network, a(n) ____ is the portion of a network in which collisions occur if two nodes transmit data at the same time.
collision domain
All Ethernet networks, independent of their speed or frame type, use an access method called ____.
CSMA/CD
A ____ is simply a linked series of devices.
daisy-chain
Given their long-distance capabilities, 10GBase-ER and 10GBase-EW are best suited for use on ____.
WANs