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45 Cards in this Set
- Front
- Back
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Connect and allow communiction between two networks
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Routers
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determine best path for data to travel through connected networks
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Routers
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Software to run configuration files
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IOS
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These contain the instructions and parameters that control the flow of traffic in and out of the routers
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configuration files
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Stores routing tables
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RAM
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Holds ARP cache
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RAM
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Performs packet buffering as shared RAM
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RAM
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Maintains packet-hold queues
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RAM
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Provides temporary memory for configuration files of a router while the router is powered on.
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RAM
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Loses content when a router is powered down or restarted
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RAM
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Provides storage for the startup configuration files
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NVRAM
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Retains content when a router is powered down or restarted
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NVRAM
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Holds the IOS
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Flash
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Allows software to be updated w/o removing and replacing chips on the processor
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Flash
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Can store multiple versions of IOS software
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Flash
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is a type of electrically erasable programmable read-only memory (EEPROM)
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Flash
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Maintains instructions for power-on self test (POST) diagnostics
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ROM
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Stores bootstrap program and basic operating system
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ROM
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Requires replacing pluggable chips on motherboard for software upgrades
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ROM
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Connect routers to a network for packet entry and exit
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Interfaces
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Can be on motherboard or separate module
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Interfaces
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Why could you use a router in a LAN
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to segment
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Routers are mainly what kind of devices
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WAN Devices
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Routers have interfaces for both
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LANs and WANs
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What technologies are frequently used to connect routers?
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WAN Technologies
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Why do routers use WAN connections?
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To communicate with each other
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The backbobone devices of large intranets and the internet are?
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Routers
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What are the two main functions of a router
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best path selection and switching of packets to the proper interface
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Routing tables are maintained dynamically through the use of?
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routing protocol that exchanges network topology information with other routers
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consistent end-to-end addressing is porvided by
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Correctly configured internetwork
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Addresses that represent network topologies are provided by
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Correctly configured internetwork
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Best parh selection of a router is provided by
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Correctly configured internetwork
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A correctly configured internetwork porvides
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Dynamic or static routing and switching.
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Why would you use a router in a LAN
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to segment
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Routers are main what kind of devices
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WAN Devices
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Routers have interfaces for both
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LANs and WANs
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|
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What technologies are frequently used to connect routers?
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WAN Technologies
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|
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Why do routers use WAN connections?
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To communicate with each other
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The backbobone devices of large intranets and the internet are?
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Routers
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|
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What are the two main functions of a router
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best path selection and switching of packets to the proper interface
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|
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Routing tables are maintained dynamically through the use of?
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routing protocol that exchanges network topology information with other routers
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|
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Consistent end-to-end addressing is porvided by
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Correctly configured internetwork
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Addresses that represent network topologies are provided by
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Correctly configured internetwork
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Best parh selection of a router is provided by
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Correctly configured internetwork
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A correctly configured internetwork porvides
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Dynamic or static routing and switching.
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