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Test your basic knowledge |
CCIE Vocab
Start Test
Study First
Subjects
:
certifications
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ccie
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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. Receiver's advertised window.
backup state
AMI
granted window
FRF.11-c
2. An IPv6/IPv4 tunneling method that is designed for transporting IPv6 packets within a site where a native IPv6 infrastructures is not available.
IP forwarding
counting to infinity
BPV
ISATAP
3. Maximum transmission unit.
MTU
CoS
IP forwarding
ISATAP
4. An MPLS data structure used for forwarding labeled packets. The LFIB lists the incoming label - which is compared to the incoming packet's label - along with forwarding instructions for the packet.
CIR
Label Forwarding Information Base
outer label
authentication - authorization - and accounting
5. Jargon used to refer to the first of two buckets in the dual token bucket model; its size is Bc.
AAA
native VLAN
adjacency table
Bc bucket
6. An optional contention-free 802.11 access protocol that requires the access point to poll wireless stations before they are able to send frames. Not commonly implemented.
autonomous system
COMMUNITY
point coordination function
stub network (OSPF)
7. Measured Round-Trip Time.
MRTT
shortest-path tree switchover
Slow Start
IGMP
8. Context-Based Access Control.
power-save mode
BSR
Dead Time/Interval
CBAC
9. One of the two modes of MDRR - in which the priority queue is serviced between each servicing of the non-priority queues.
DSCP-to-CoS map
NTP server mode
offset list
alternate mode
10. Policing in which a single rate is metered - and packets are placed into one of three categories (conform - exceed - or violate).
overlapping VPN
single-rate - three-color policer
Dynamic Host Configuration Protocol
Forwarding Equivalence Class
11. Label Distribution Protocol.
PIR
Data Carrier Detect
BGP table
LDP
12. 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.
totally NSSA area
framing
Dynamic Trunking Protocol
differentiated tail drop
13. With routing protocols - the measurement of favorability that determines which entry will be installed in a routing table if more than one router is advertising that exact network and mask.
ACS
EAP
area (OSPF)
metric
14. Also known as triggered updates.
BPV
Feasible Distance
RMON event
flash updates
15. Neighbor Solicitation.
configuration register
STP
NS
iBGP
16. Defined in RFC 1293 - this protocol allows a Frame Relay-attached device to react to a received LMI "PVC up" message by announcing its Layer 3 addresses to the device on the other end of the PVC.
SNMP manager
totally NSSA area
Inverse ARP
smurf attack
17. A mechanism in which VLAN information can extend over another set of 802.1Q trunks by tunneling the original 802.1Q traffic with another 802.1Q tag. It allows a service provider to support transparent VLAN services with multiple customers - even if t
adjacent-layer interaction
forwarding state
802.1Q-in-Q
conform
18. Spanning Tree Protocol.
aggregate route
WLSE
STP
average queue depth
19. Excess Burst.
pruning
route redistribution
backup designated router
Be
20. A set of DiffServ PHBs that defines 12 DSCP values - with four queuing classes and three drop probabilities within each queuing class.
queue starvation
listening state
Assured Forwarding
stub network (OSPF)
21. Forwarding Information Base.
authentication - authorization - and accounting
Hello timer
802.11a
FIB
22. 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.
partial SPF calculation
summary route
trunking
Distance Vector Multicast Routing Protocol
23. A type of logic for how a router uses a default route. When a default route exists - and no more specific match is made between the destination of the packet and the routing table - the default route is used.
classless routing
Wired Equivalent Privacy
TCP header compression
PortFast
24. A term referring to the MQC policy-map command and its related subcommands - which are used to apply QoS actions to classes of packets.
point coordination function
VoFR
IP routing
policy map
25. 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.
sequence number (WFQ)
Classless IP Addressing
Invalid timer
designated port
26. The protocol used by content engines to manage traffic flow between routers configured for WCCP and between content engines. WCCP takes advantage of the fact that many web pages (and other content) are regularly accessed by users in a given network.
DS3
route reflector
Web Cache Communication Protocol
MPLS unicast
27. A set of packets in an MPLS network for which the MPLS network will apply the exact same forwarding behavior.
Label Switch Router
Forwarding Equivalence Class
Link-State Acknowledgment
Dynamic Trunking Protocol
28. A serial-line encoding standard like B8ZS - but with each set of four consecutive 0s being changed to include a Bipolar Violation to maintain synchronization.
InARP
maximum transmission unit
High Density Binary 3
Multi-VRF CE
29. A process on a computing device that issues requests for SNMP MIB variables from SNMP agents - receives and processes the MIB data - and accepts unsolicited Trap messages from SNMP agents.
Expedited Forwarding
SNMP manager
triggered updates
external route
30. Router Advertisement.
Type of Service byte
RA
LSP
authentication - authorization - and accounting
31. A type of spread spectrum that spreads RF signals over the frequency spectrum by transmitting the signal at different frequencies according to a hopping pattern. One of the original 802.11 physical layers used FHSS to offer data rates of 1 and 2 Mbps
Common Spanning Tree
dual stack
Cisco Express Forwarding
frequency hopping spread spectrum
32. Database Description.
priority queuing
FRF
RTP header compression
DD
33. An integer setting for EIGRP and IGRP. Any FS route whose metric is less than this variance multiplier times the successor's metric is added to the routing table - within the restrictions of the maximum-paths command.
PIM Hello message
Link-State Update
classful IP addressing
variance
34. Access Control Entry. An individual line in an ACL.
fragmentation
CGMP
ACE
Gateway Load Balancing Protocol
35. Sent by a PIM-DM or PIM-SM router when it receives a multicast packet for a group on a LAN interface that is in the outgoing interface list for the group; includes the administrative distance of the unicast routing protocol used to learn the network
PIM Hello message
encoding
Assert message
queue starvation
36. Defined in FRF.11 - an FR VC that uses a slightly varied header - as compared with FRF.3 data VCs - to accommodate voice payloads directly encapsulated inside the Frame Relay LAPF header.
RF channel
passive (EIGRP)
Voice over Frame Relay
Route Target
37. Receivers subscribe to an (S -G) channel when they request to join a multicast group. That is - they specify the unicast IP address of their multicast source and the group multicast address. SSM is typically used in very large multicast deployments s
private addresses
Link Aggregation Control Protocol
T3
Source-Specific Multicast (SSM)
38. A generic term that refers to the data structure used by a layer in a layered network architecture when sending data.
NO_EXPORT
protocol data unit
Holddown timer
Invalid timer
39. The operating mode of shaped round-robin that provides a low-latency queue with policing.
full duplex
shaped mode
priority queue
shaping rate
40. Message sent by a PIM-DM router to its upstream router asking to quickly restart forwarding the group traffic; sent using the unicast address of the upstream router.
SLSM
Graft message
CLP
CS
41. A mapping between each DSCP value and a corresponding CoS value - often used in Cisco LAN switches when performing classification for egress queuing.
forwarding state
DSCP-to-CoS map
P router
Multilayer Switching
42. In IPv6 - the Neighbor Discovery message used by an IPv6 node to request information about a neighbor or neighbors.
edge LSR
VPN label
active (EIGRP)
Neighbor Solicitation
43. A T1 alarm state that occurs when the receiver can no longer consistently identify the frame.
soft reconfiguration
CLUSTER_LIST
local label
Loss of Frame
44. Penultimate hop popping.
RTP
Protocol Independent Multicast dense-mode routing protocol
PHP
Retransmission Timeout
45. A method for optimizing the flow of multicast IP packets passing through a LAN switch. The switch using IGMP snooping examines IGMP messages to determine which ports need to receive traffic for each multicast group.
IGMP snooping
Link-State Update
Class of Service
AS number
46. Border Gateway Protocol.
BGP
Tag Distribution Protocol
route reflector non-client
overlapping VPN
47. An EIGRP message that informs neighbors about routing information. Update messages require an Ack.
Measured Round-Trip Time
DMVPN
Maximum Segment Size
Update (EIGRP)
48. In TCP - a TCP host sets the TCP header's Window field to the number of bytes it allows the other host to send before requiring an acknowledgement. In effect - the receiving host - by stating a particular window size - grants the sending host the rig
49. A message sent by each host - either in response to a router query or on its own - to all multicast groups for which it would like to receive multicast traffic. The destination address on the Report is 224.0.0.22 - and a host can specify the source a
IGMPv3 Host Membership Report
offset list
authentication
TCP flags
50. A component of the IOS IP SLA feature. An IP SLA responder is a router configured to respond to a particular IP SLA message initiated by another router - allowing the routers to work together to provide performance information including UDP jitter an
Multiple Spanning Trees
weighted fair queuing
fully adjacent (OSPF)
IP SLA responder