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Test your basic knowledge |
CCIE Vocab
Start Test
Study First
Subjects
:
certifications
,
ccie
,
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Data Terminal Ready.
VC
VRF Lite
RPVST+
DTR
2. A configuration tool in Cisco IOS that allows basic programming logic to be applied to a set of items. Often used for decisions about what routes to redistribute - and for setting particular characteristics of those routes
route map
Digital Signal Level 3
pulse code modulation
BGP Update
3. The IEEE standardized protocol for VLAN trunking.
administratively scoped addresses
RGMP
802.1Q
IOS Intrusion Prevention System (IPS)
4. Link-State Refresh. A timer that determines how often the originating router should reflood an LSA - even if no changes have occurred to the LSA.
DMVPN
LSRefresh
LZS
Address Resolution Protocol
5. Message Digest 5.
passive (EIGRP)
MD5
Maximum Response Time
BSR
6. A term referring to EIGRP's internal processing logic.
NO_EXPORT_SUBCONFED
Local Management Interface
Diffusing Update Algorithm
ASBR
7. Cisco IOS Embedded Event Manager - a feature that monitors events on a router and reports their results. Principally intended to increase availability - EEM provides flexible - granular detection and alerting functions.
dual-rate - three-color policer
feasible successor
ABR
EEM
8. An FRF standard for LFI for data (FRF.3) VCs.
actual queue depth
prefix
FRF.12
Per-Hop Behavior
9. A method of collecting traffic received on a switch port or a VLAN and sending it to specific destination ports on a switch other than the one on which it was received.
passive mode FTP
B8ZS
RSPAN
Enhanced Local Management Interface
10. Provides dynamic inspection of traffic as it traverses the router. It uses Context-Based Access Control (CBAC) to look deeper into a packet than an access list can. It tracks outbound traffic and dynamically allows in responses to that traffic.
component route
Classic IOS Firewall
token bucket
stateful autoconfiguration
11. With EIGRP - a timer started when a reliable (to be acknowledged) message is transmitted. For any neighbor(s) failing to respond in its RTO - the RTP protocol causes retransmission. RTO is calculated based on SRTT.
Retransmission Timeout
neighbor state
TCP flags
Differentiated Services
12. The single port on each nonroot switch upon which the best Hello BPDU is received.
MPD
ACS
root port
ACE
13. With a routing update - or routing table entry - the portion of a route that defines the next router to which a packet should be sent to reach the destination subnet. With routing protocols - the Next Hop field may define a router other than the rout
Link Access Procedure for Frame-Mode Bearer Services
listening state
feasible successor
Next Hop field
14. A type of logic for how a router uses a default route. A convention for discussing and thinking about IP addresses by which class A - B - and C default network prefixes (of 8 - 16 - and 24 bits - respectively) are considered.
permanent virtual circuit
classful IP addressing
AS_SET
Route Distinguisher
15. An EIGRP message that is used to acknowledge reliable EIGRP messages - namely Update - Query - and Reply messages. Acks do not require an Ack.
Operation - Administration - and Maintenance
Ack (EIGRP)
RT
Hot Standby Router Protocol
16. A field in the IP header that is decremented at each pass through a Layer 3 forwarding device.
CoS
feasible successor
PDU
Time to Live
17. The specific frequency subband on which the radio card or access point is operating. The RF channel is set in the access point or ad hoc stations.
Area Border Router
IP PBX
RF channel
MIB-II
18. PIM-DM is a method of routing multicast packets that depends on a flood-and-prune approach. PIM Dense Mode gets its name from the assumption that there are many receivers of a particular multicast group - close together (from a network perspective).
priority (OSPF)
Protocol Independent Multicast dense-mode routing protocol
DSL
LACP
19. Cisco-proprietary STP feature in which switches use messaging to confirm the loss of Hello BPDUs in a switch's Root Port - to avoid having to wait for maxage to expire - resulting in faster convergence.
designated port
RGMP
BackboneFast
AIS
20. A characterization of a BGP path attribute in which BGP implementations are not required to support the attribute (optional) - and for which if a router receives a route with such an attribute - the router should remove the attribute before advertisi
Loop Guard
eBGP
optional nontransitive
Multilayer Switching
21. A dotted-decimal number that represents a subnet. It is the lowest numeric value in the range of IP addresses implied by a subnet number and prefix/mask.
adaptive shaping
subnet number
DUAL
Network Control Protocol
22. A bit inside the Frame Relay header that - when set - implies that congestion occurred in the direction opposite (or backward) as compared with the direction of the frame.
Backward Explicit Congestion Notification
Forward Delay
man-in-the-middle attack
dual-rate - three-color policer
23. An 802.1d STP port state in which the port sends and receives frames.
DiffServ
forwarding state
boot field
aggregate route
24. Priority queue and priority queuing.
signal-to-noise ratio
internal BGP
PQ
Cisco Express Forwarding
25. Cisco IOS router feature by which a route map determines how to forward a packet - typically based on information in the packet other than the destination IP address.
active scanning
trunking
LLQ
policy routing
26. Rapid Spanning Tree Protocol.
weighted random early detection
RSTP
global routing prefix
NCP
27. A 16-bit number set with a router config-register command. It is used to set several low-level features related mainly to accessing the router and what the router does when powered on.
smurf attack
configuration register
gateway of last resort
UDLD
28. A switch feature with which the switch watches ARP messages - determines if those messages may or may not be part of some attack - and filters those that look suspicious.
Dynamic ARP Inspection
RTP
PAgP
RADIUS
29. Secure Copy Protocol - one of the many ways of transferring files to and from Cisco IOS routers and switches.
SCP
Retransmission Timeout
maximum threshold
querier election
30. Cisco IOS IP Service Level Agent feature. Provides for router-generated information useful for verifying network performance on a scheduled basis - and the associated reporting functions.
Message Digest 5
network type (OSPF)
IP SLA
Maxage timer (STP)
31. The Lempel Ziv STAC compression algorithm is used in Frame Relay networks to define dynamic dictionary entries that list a binary string from the compressed data and an associated smaller string that represents it during transmission
priority (OSPF)
trunking
LZS
RTP header compression
32. A serial-line encoding standard that substitutes Bipolar Violations in a string of eight binary 0s to provide enough signal transitions to maintain synchronization.
SPAN
Bipolar 8 Zero Substitution
classless interdomain routing
ORIGINATOR_ID
33. A CBWFQ and LLQ term referring to the bandwidth on an interface that is neither reserved nor allocated via a priority command.
U/L bit
remaining bandwidth
Common Spanning Tree
eBGP multihop
34. A term used with WFQ for the number assigned to a packet as it is enqueued into a WFQ. WFQ schedules the currently lowest SN packet next.
listening state
DS3
LSRefresh
sequence number (WFQ)
35. A security standard that includes both TKIP and AES and was ratified by the Wi-Fi Alliance.
Neighbor Discovery Protocol
PPP
Wi-Fi Protected Access
Loop Guard
36. A 3-bit field in an ISL header used for marking frames. Also - used generically to refer to either the ISL CoS field or the 802.1Q User Priority field.
Wi-Fi Protected Access
Class of Service
peak information rate
P router
37. With private VLANs - a secondary VLAN in which the ports can send and receive frames only with promiscuous ports in the primary VLAN.
isolated VLAN
TCP intercept
UniDirectional Link Detection
BGP decision process
38. An EIGRP router's reaction to an input event - leading to the use of a feasible successor or going active on a route.
Multi-VRF CE
Time to Live
LSDB
local computation
39. Alarm Indication Signal. With T1s - the practice of sending all binary 1s on the line in reaction to problems - to provide signal transitions and allow recovery of synchronization and framing.
Rapid Spanning Tree Protocol
SRR
AIS
DTP
40. Jargon used by STP mostly when discussing the root election process; refers to a Hello with a lower bridge ID. Sometimes refers to a Hello with the same bridge ID as another - but with better values for the tiebreakers in the election process.
CE
superior BPDU
encapsulation replication
P router
41. The notation in a Cisco IOS IP routing table that identifies the route used by that router as the default route.
gateway of last resort
priority queuing
NTP broadcast client
control plane
42. A characteristic of OSPF interfaces that determines whether a DR election is attempted - whether or not neighbors must be statically configured - and the default Hello and Dead timer settings.
network type (OSPF)
CoS
DS field
subnet mask
43. Cisco-proprietary VLAN trunking protocol.
WLSE
224.0.0.6
AAA
Inter-Switch Link
44. Ethernet process by which devices attached to the same cable negotiate their speed and the duplex settings over the cable.
auto-negotiation
gateway of last resort
monitor session
Loss of Frame
45. From a Layer 1 perspective - the process of using special strings of electrical signals over a transmission medium to inform the receiver as to which bits are overhead bits - and which fit into individual subchannels.
SRR
MQC
marking down
framing
46. A Cisco IOS configuration tool that can be used to match routing updates based on a base network address - a prefix - and a range of possible masks used inside the values defined by the base network address and prefix.
Link Aggregation Control Protocol
prefix list
label binding
egress PE
47. Link-state database.
LSDB
NTP
ad hoc mode
committed information rate
48. A BGP path attribute that lists ASNs through which the route has been advertised. The AS_PATH includes four types of segments: AS_SEQ - AS_SET - AS_CONFED_SEQ - and AS_CONFED_SET. Often - this term is used synonymously with AS_SEQ
WTD
designated port
well-known discretionary
AS_PATH
49. An E-LSR in an MPLS VPN network whose role in a particular discussion is to receive unlabeled packets over customer links and then forward the packets as labeled packets into the MPLS network.
Multilayer Switching
ingress PE
downstream router
congestion window
50. Alternate Mark Inversion. A serial-line encoding standard that sends alternating positive and negative 3-volt signals for binary 1 - and no signal (0 V) for binary 0.
SMI
data communications equipment
AMI
VRRP Master router