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Quiz 6
Chapter 9 - Routers
34
Computer Networking
Undergraduate 3
11/04/2014

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Term
Term: Dedicated hardware device that routes packets
Definition
Hardware router
Term
Term: Server that includes software to route packets
Definition
Software router
Term
Term: Interface where packets are received and transmitted
Definition
Routing interface
Term
How many routing interfaces can a router have?
Definition
Multiple; must at least have two
Term
Term: Routes to different subnets in a network are manually added to the router
Definition
Static routing
Term
Term: Routes to different subnets in a network are automatically updated on the router
Definition
Dynamic routing
Term
How can an administrator start dynamic routing?
Definition
Configure routing protocols
Term
What are the two routing protocols?
Definition
OSPF
RIPv2
Term
Term: Table maintained by router identifying all known subnets and paths to those subnets
Definition
Routing table
Term
Term: Path IP traffic takes when another path isn't identified
Definition
Default route
Term
Term: Subnet connected directly to a router
Definition
Directly connected route
Term
What is an indirectly connected route?
Definition
One that must be sent through two or more routers to get to another subnetwork
Term
If a router needs to know only a few routes and these are not anticipated to change, what type of routes should it use?
Definition
Static routes
Term
Static and dynamic routes only apply to what?
Definition
Indirectly connected routes
Term
Term: Identifies a subnet; supports a powerful addressing system
Definition
Routable protocol
Term
Give an example of a routable protocol
Definition
IPv4 or IPv6 address
Term
Term: Finding the optimal path; uses a math problem solves by algorithms
Definition
Routing protocol
Term
What is another name for the optimal path?
Definition
Global optimization
Term
True/False: There are many criteria to an optimal path.
Definition
True
Term
What are two routing protocols?
Definition
Routing Information Protocol (RIP)
Open Shortest Path First (OSPF)
Term
A router is essentially a __ __ that uses a __ __ to get data to its destination.
Definition
Routing protocol; Routable protocol
Term
A router is a layer _ device.
Definition
3; Three
Term
A router works with __ addresses
Definition
Logical; IP
Term
A router uses __ __ to find the best path
Definition
Routing protocols
Term
How can we determine if routing is needed?
Definition
If the two addresses have different network IDs
Term
Term: Side of router connected to a subnet
Definition
Default gateway
Term
True/False: Routers need to learn addresses to directly connected networks
Definition
False
Term
Term: Manually entering addresses
Definition
Static
Term
Term: Automatically learning addresses
Definition
Dynamic
Term
Which routing protocol uses the number of hops to determine best path?
Definition
Routing Information Protocol (RIP)
Term
Static and dynamic learning of addresses only applies to what?
Definition
Indirectly connected networks
Term
Interior routing uses what?
Definition
Autonomous system of protocols
Term
Exterior routing uses what?
Definition
Exterior gateway protocols
Term
True/False: A server can be used as a router.
Definition
True
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