Term
What device is a combination transmitter/receiver in a single package? |
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What device operates at the Physical layer of the OSI modes and is used in Ethernet networks to connect which device to a fiber or copper cable? |
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What device provides the physical, electrical, and electronic connections to the network media? |
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What layers of the OSI model do network interface cards belong? |
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Definition
Physical layer and Data Link layer |
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Term
The device that receives a digital signal and regenerates the signal along the next leg of the medium is a |
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A repeater with more than one output port is a |
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What can be used to extend the size of a network |
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What is a device that subdivides a network into smaller logical pieces, or segments? |
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Term
What is the time a switch takes to figure out where to forward a data unit is called? |
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Term
What network device is a combination of networking hardware and software that connect two dissimilar kinds of networks? |
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What type of gateway can restrict the kind of access LAN users have to the internet, and vice versa? |
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Term
What type of gateway might include remote access servers that allow dial-up connectivity to a LAN? |
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Term
What is a router's strength? |
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Term
What is the oldest routing protocol? |
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What is the routing protocol of internet backbones? |
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Definition
Border Gateway Protocol (BGP) |
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Term
Based on a specific input address, which LAN switch has the lowest delay and should be considered for supporting real-time applications? |
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Definition
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Term
What SONET device aggregates or splits SONET traffic at various speeds so as to provide access to SONET without demultiplexing the SONET signal stream? |
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Definition
Add/drop multiplexer (ADM) |
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Term
What SONET devices configured to split SONET traffic and copy individual channels on two or more output links? |
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Definition
Drop-and-repeat node (D+R) |
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Term
When tributary units are grouped together they form |
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Definition
a tributary unit group (TUG) |
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Term
An OC-12's electrical signal is the same as a synchronous transport signal level-12 (STS-12)frame and equal to what STM frame? |
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Because of its cost, ATM is rarely used on small LANs. What technology is better suited for LANs? |
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