Information Technology Reference
In-Depth Information
Vocabulary Exercise: Matching
Match the definition on the left with a term on the right.
Definitions
Terms
a. Responsible for updating all other OSPF routers
when a change occurs in the multiaccess network
b. OSPF packet used to reply to LSRs as well as to
announce new information
c. Attaches to multiple areas, maintains separate
link-state databases for each area it is connected
to, and routes traffic destined for or arriving from
other areas
d. Describes the details of OSPF link-state concepts
and operations
e. Sent by an OSPF router to confirm receipt of
an LSU
f. Monitors the DR and takes over as DR if the
current DR fails
g. When a failure occurs in the network, such as
when a neighbor becomes unreachable, these are
flooded throughout an area
h. An open standard, link-state routing protocol
designed to address the limitations of RIP
i. An OPSF router that is neither DR or BDR but
participates in the OSPF process on a multiaccess
network
j. A network that cycles between an up state and a
down state
k. Connects to an external routing domain that uses a
different routing policy
l. Contains an abbreviated list of the sending
router's link-state database and is used by receiv-
ing routers to check against the local link-state
database
m. When this is not equal, the router with the highest
number will be the DR regardless of router ID
values
n. This is the router ID for an OSPF router if no
loopbacks are configured
o. Asks for more information about any entry in
the DBD
__c
area border router (ABR)
__k
Autonomous System Boundary Router (ASBR)
__f
backup designated router (BDR)
__l
database description (DBD)
__a
designated router (DR)
__i
DRothers
__j
flapping link
__n
highest IP address
__e
link-state acknowledgment (LSAck)
__g
link-state advertisements (LSA)
__o
link-state request (LSR)
__b
link-state update (LSU)
__h
Open Shortest Path First (OSPF)
__d
RFC 2328
__m
router priority
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