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45 Cards in this Set

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