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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. A logical concept that represents the path over which frames travel between DTEs. VCs are particularly useful when comparing Frame Relay to leased physical circuits.
virtual circuit
power-save mode
customer edge
Border Gateway Protocol
2. A type of OSPF packet used to discover neighbors - check for parameter agreement - and monitor the health of another router.
input event
Hello (OSPF)
ND
strict priority
3. In two-rate policing - the second and higher rate defined to the policer.
peak information rate
LOCAL_AS
SSH
query scope (EIGRP)
4. A local Cisco-proprietary BGP setting that is not advertised to any peers. A larger value is considered to be better.
ACE
weight (BGP)
totally NSSA area
MRT
5. Cisco Wireless LAN Solution Engine.
summary route
minimum threshold
WLSE
LSA type (OSPF)
6. A PPP feature used to load balance multiple parallel links at Layer 2 by fragmenting frames - sending one frame over each of the links in the bundle - and reassembling them at the receiving end of the link.
PIM Hello message
PVC
Multilink PPP
confederation eBGP peer
7. Database Description.
DR election (OSPF)
DD
source-specific addresses
route reflector non-client
8. An intrusion detection system that safeguards the wireless LAN from malicious and unauthorized access.
pulse code modulation
adjacent (OSPF)
ASBR
Wireless LAN Threat Defense Solution
9. The difference between the measured signal power and the noise power that a particular receiver sees at a given time. Higher SNRs generally indicate better performance.
signal-to-noise ratio
LSR
learning state
customer edge
10. With RIP - the advertisement of a poisoned route out an interface - when that route was formerly not advertised out that interface due to split horizon rules.
poison reverse
DSL
WPA
DROther
11. Controls access to the Internet in public wireless LANs.
poison reverse
feasible successor
native VLAN
wireless LAN controller
12. The initial 802.11 common key encryption mechanism; vulnerable to hackers.
average queue depth
Differentiated Services Code Point
Wired Equivalent Privacy
request-to-send/clear-to-send
13. A switch feature that limits the number of allowed MAC addresses on a port - with optional limits based on the actual values of the MAC addresses.
forwarding state
port security
distribution list
Multiple Spanning Trees
14. An MPLS VPN term referring to an LSR that has no direct customer connections - meaning that the P router does not need any visibility into the VPN customer's IP address space.
TCP code bits
HDB3
Hello (OSPF)
provider router
15. A NAT term describing an IP address representing a host that resides outside the enterprise network - with the address being used in packets inside the enterprise network.
FECN
association ID
Red Alarm
Outside Local address
16. A wireless LAN that only includes wireless users and no access points. 802.11 data frames in an ad hoc network travel directly between wireless users.
single-rate - three-color policer
ad hoc mode
Wireless LAN Threat Defense Solution
FHSS
17. The RFC-standard MPLS protocol used to advertise the binding (mapping) information about each particular IP prefix and associated label. See also TDP.
Label Distribution Protocol
Neighbor Solicitation
metric
overlapping VPN
18. The process of successive neighboring routers exchanging LSAs such that all routers have an identical LSDB for each area to which they are attached.
modified tail drop
LSA flooding
TDM hierarchy
WRR
19. A queue created by Cisco IOS as a result of the configuration of a queuing tool.
software queue
inner label
solicited node multicast
Root Guard
20. Source-specific multicast.
Hold timer
receiver's advertised window
SSM
cross-over cable
21. A feature of Ethernet NICs. When the NIC transmits an electrical signal - it "loops" the transmitted electrical current back onto the receive pair. By doing so - if another NIC transmits a frame at the same time - the NIC can detect the overlapping r
weighted random early detection
loopback circuitry
scheduler
active scanning
22. The PPP function for fragmenting packets - plus interleaving delay-sensitive later-arriving packets between the fragments of the first packet.
Congestion Avoidance
BOOTP
LCP
MLP LFI
23. Loss of Signal. A T1 alarm state that occurs when the receiver has not received any pulses of either polarity for a defined time period.
CGMP
LOS
man-in-the-middle attack
DS0
24. A set of four hex digits listed in an IPv6 address. Each quartet is separated by a colon.
DSL
quartet
broadcast subnet
OFDM
25. A term referring to the MQC policy-map command and its related subcommands - which are used to apply QoS actions to classes of packets.
Operation - Administration - and Maintenance
E1
policy map
NetFlow aggregator
26. A BGP feature by which a router learns iBGP routes - and then forwards them to other iBGP peers - reducing the required number of iBGP peers while also avoiding routing loops.
Auto-RP
software queue
route reflector
Spanning Tree Protocol
27. A Cisco IOS configuration tool - using the ip as-path access-list command - that defines a list of statements that match the AS_PATH BGP path attribute using regular expressions.
NTP broadcast client
Per-Hop Behavior
AS_PATH access list
PVC
28. Link-state database.
authentication server
fast switching
HSRP
LSDB
29. Cisco-proprietary STP feature in which a switch port monitors for STP BPDUs of any kind - err-disabling the port upon receipt of any BPDU.
Out of Frame
BPDU Guard
DR
Flush timer
30. Defined in RFC 2091 - the extensions define how RIP may send a full update once - and then send updates only when routes change - when an update is requested - or when a RIP interface changes state from down to up.
IP Source Guard
DHCP
Triggered Extensions to RIP for On-Demand Circuits
ROMMON
31. An exterior routing protocol designed to exchange prefix information between different autonomous systems. The information includes a rich set of characteristics called path attributes - which in turn allows for great flexibility regarding routing ch
Border Gateway Protocol
GetNext
VTP
promiscuous port
32. A route that is created to represent one or more smaller component routes - typically in an effort to reduce the size of routing and topology tables.
summary route
DAI
software queue
CDP Control Protocol
33. A mapping between each DSCP value and a WRED threshold - often used in Cisco LAN switches when performing WRED.
DSCP-to-threshold map
VLAN filtering
RTP
neighbor state
34. A DiffServ PHB - based on DSCP EF (decimal 46) - that provides low-latency queuing behavior as well as policing protection to prevent EF traffic from starving queues for other types of traffic.
Expedited Forwarding
Spanning Tree Protocol
data terminal equipment
enhanced editing
35. Aka network layer reachability information.
congestion window
weighted fair queuing
PHB
NLRI
36. A serial-line encoding standard that substitutes Bipolar Violations in a string of eight binary 0s to provide enough signal transitions to maintain synchronization.
Bipolar 8 Zero Substitution
request-to-send/clear-to-send
process switching
IP routing
37. An IOS feature in which multiple routing tables and routing forwarding instances exist in a single router - with interfaces being assigned to one of the several VRFs. This feature allows separating of routing domains inside a single router platform.
Area Border Router
adaptive shaping
Multi-VRF CE
RPF check
38. When multiple routers are connected to a subnet - only one should be sending IGMP queries. It is called a querier. IGMPv1 does not have any rules for electing a querier. In IGMPv2 and IGMPv3 - a router with the lowest interface IP address on the subn
partial SPF calculation
querier election
MLD
Forward Delay
39. The second byte of the IP header - formerly known as the ToS byte and redefined by DiffServ.
DS field
trunking
virtual LAN
NTP server mode
40. An enhanced version of WEP that is part of the 802.11i standard and has an automatic key-update mechanism that makes it much more secure than WEP. TKIP is not as strong as AES in terms of data protection.
Temporal Key Integrity Protocol
modified tail drop
switched virtual circuit
Area Border Router
41. Cisco-proprietary STP feature in which an access layer switch is configured to be unlikely to become Root or to become a transit switch. Also - convergence upon the loss of the switch's Root Port takes place in a few seconds.
UplinkFast
Frame Relay LFI Using Multilink PPP (MLP)
limiting query scope (EIGRP)
RMON event
42. Frequency hopping spread spectrum.
LSU
internal BGP
FHSS
partial SPF calculation
43. A T1 alarm state that occurs when the receiver can no longer consistently identify the frame.
shaped mode
ingress PE
Loss of Frame
adaptive shaping
44. Time Interval.
TCP flags
Tc
Neighbor Advertisement
BPDU Guard
45. From the perspective of one routing protocol - a route that was learned by using route redistribution.
stub router (EIGRP)
Wi-Fi Protected Access
external route
NTP symmetric active mode
46. With EIGRP - a route that is not a successor route - but that meets the feasibility condition; can be used when the successor route fails - without causing loops.
feasible successor
Bc
MLP
NLRI
47. An EIGRP router's reaction to an input event - leading to the use of a feasible successor or going active on a route.
disabled state
IGMPv1 Host Membership Report
MULTI_EXIT_DISC (MED)
local computation
48. A numeric value between 0 and 32 (inclusive) that defines the number of beginning bits in an IP address for which all IP addresses in the same group have the same value. Alternative: The number of binary 1s beginning a subnet mask - written as a deci
strict priority
ToS byte
Label Distribution Protocol
prefix
49. Bipolar Violation.
Service Interworking
SPF algorithm
Congestion Avoidance
BPV
50. The portion of PPP focused on features that are unrelated to any specific Layer 3 protocol.
CSMA/CD
NTP broadcast client
Link Control Protocol
broadcast subnet