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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. The destination VLAN for an RSPAN session.
RTP
Per-VLAN Spanning Tree Plus
Remote VLAN
802.11b
2. An EIGRP message that is used by neighbors to reply to a query. Reply messages require an Ack.
Reply (EIGRP)
DTE
GRE
backup state
3. A type of logic for how a router uses a default route. When a default route exists - and the class A - B - or C network for the destination IP address does not exist in the routing table - the default route is used. If any part of that classful netwo
NA
classful routing
ACS
DSCP-to-threshold map
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.
Label Forwarding Information Base
ROMMON
SN
ad hoc mode
5. An event in which a new packet arrives - needing to be placed into a queue - and the queue is full
SSM
tail drop
supplicant
COMMUNITY
6. Advanced Encryption Standard A superior encryption mechanism that is part of the 802.11i standard and has much stronger security than TKIP.
AES
Hot Standby Router Protocol
Out of Frame
Port Aggregation Protocol
7. Jargon used to refer to the first of two buckets in the dual token bucket model; its size is Bc.
Bc bucket
FRF.8
Trap (SNMP)
Label Forwarding Information Base
8. A Cisco IOS interface setting - as a percentage between 1 and 99 - that defines how much of the interface's bandwidth setting may be allocated by a queuing tool. The default value is 75 percent.
SSID
link-local
process switching
maximum reserved bandwidth
9. Network Control Protocol.
Bc bucket
variable-length subnet masking
T1
NCP
10. The IP address to which Label Distribution Protocol (LDP) sends LDP Hellos. Also used in IP multicast to send packets to all multicast routers.
224.0.0.2
Area Border Router
designated router (PIM)
pulse code modulation
11. Committed Burst.
switched interface
DCE
Bc
Committed Burst
12. A Cisco IOS feature that provides reporting information to a NetFlow aggregator based on traffic flows.
not-so-stubby area
PE
PAT
NetFlow
13. The All OSPF Routers multicast IP address - listened for by all OSPF routers.
WCCP cluster
partial update
RT
224.0.0.5
14. 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.
BPDU Guard
link-state routing protocol
Backward Explicit Congestion Notification
IP forwarding
15. The actual number of packets in a queue at a particular time.
actual queue depth
route reflector non-client
shaped mode
SPF algorithm
16. With OSPF - the encapsulation of OSPF messages inside IP - to a router with which no common subnet is shared - for the purpose of either mending partitioned areas or providing a connection from some remote area to the backbone area.
virtual link
SPAN
NetFlow
Wireless LAN Threat Defense Solution
17. A mechanism that counters collisions caused by hidden nodes. If enabled - the station or access point must first send an RTS frame and receive a CTS frame before sending each data frame.
RTS
QoS pre-classification
request-to-send/clear-to-send
SLSM
18. From the perspective of one routing protocol - a route that was learned by using route redistribution.
VC
external route
Address Resolution Protocol
Clear To Send
19. Modular QoS CLI.
PIM-SM (S -G) RP-bit Prune
DCD
MQC
TCP header compression
20. Slow Start Threshold.
established
Multiple Spanning Trees
E3
SSThresh
21. An 802.1w RSTP port state in which the port is an alternative Designated Port on some LAN segment.
successor route
Service Interworking
backup state
MIB
22. With EIGRP - for a particular route - the case in which the RD is lower than the FD.
Congestion Avoidance
VRF Lite
feasibility condition
FD
23. Designated router.
public wireless LAN
sticky learning
DR
distribution list
24. A Cisco IOS interface software queue queuing strategy implemented automatically when using either form of Frame Relay fragmentation. The system then interleaves packets from the high-priority queue between fragments of the medium-priority queue.
token bucket
Dual FIFO
DUAL
route redistribution
25. The process of taking a PDU from some other source and placing a header in front of the original PDU - and possibly a trailer behind it.
IEEE 802.1X
AS_SEQUENCE
Next Hop field
encapsulation
26. Multiple Spanning Trees.
Modified Deficit Round-Robin
PVC
subnet mask
MST
27. An STP timer that dictates how long a switch should wait when it ceases to hear Hellos.
graceful restart (OSPF)
IPv6
Maxage timer (STP)
NEXT_HOP
28. On a single computer - one layer provides a service to a higher layer. The software or hardware that implements the higher layer requests that the next lower layer perform the needed function.
LCP
LSAck
LFI
adjacent-layer interaction
29. Tag Distribution Protocol.
AAAA
TDP
Web Cache Communication Protocol
IGMPv2 Host Membership Report
30. Inside telcos' original TDM hierarchy - a unit that combines multiple DS1s into a single channel
Digital Signal Level 3
classless interdomain routing
route reflector non-client
multipath
31. In IPv6 - a Router Advertisement message used by an IPv6 router to send information about itself to nodes and other routers connected to that router.
LxPDU
Distance Vector Multicast Routing Protocol
Router Advertisement
Digital Signal Level 3
32. The term referring to a group of iBGP routers in a confederation - with the group members being assigned a hidden ASN for the purposes of loop avoidance.
DS0
sub-AS
Internet Group Management Protocol
encapsulation
33. A BGP neighbor state in which the BGP neighbors have stabilized and can exchange routing information using BGP Update messages.
CDP Control Protocol
anycast
Inter-Switch Link
established
34. Context-Based Access Control.
MRTT
ASN
CBAC
SVC
35. In OSPF - a router that is prepared to take over the designated router.
backup designated router
multicast
Reverse ARP
SPF algorithm
36. Dynamic Multipoint VPN.
anycast
BGP decision process
DMVPN
neighbor state
37. A Cisco-proprietary messaging protocol used to negotiate the dynamic creation of PortChannels (EtherChannels) and to choose which ports can be placed into an EtherChannel.
metric
RMON collector
path attribute
Port Aggregation Protocol
38. A reserved value for the BGP COMMUNITY path attribute that implies that the route should not be advertised outside the local confederation sub-AS.
internal router (OSPF)
Diffusing Update Algorithm
LOCAL_AS
VLAN
39. A method of providing dynamically configured spoke-to-spoke VPN connectivity in a hub-and-spoke network that significantly reduces configuration required on the spoke routers compared to traditional IPsec VPN environments.
Layer x PDU
Dynamic Multipoint VPN
ATOMIC_AGGREGATE
Source-Specific Multicast (SSM)
40. A NAT term describing the process of multiplexing TCP and UDP flows - based on port numbers - to a small number of public IP addresses. Also called NAT overloading.
PIM-SM
Port Address Translation
Network Based Application Recognition
LOCAL_AS
41. The process of combining multiple synchronized input signals over a single medium by giving each signal its own time slot - and then breaking out those signals.
Query (EIGRP)
LSR
time-division multiplexing
route reflector
42. The OSPF data structure that describes topology information.
mark probability denominator
link-state advertisement
Data Set Ready
rendezvous point
43. 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 forward the attribute unchanged (tran
PVC
not-so-stubby area
optional transitive
VPN label
44. Refers to how a router views a BGP peer relationship - in which the peer is in the same AS.
COMMUNITY
internal BGP
DHCP snooping binding database
RADIUS
45. The PDU used by a particular layer of a networking model - with x defining the layer.
Layer x PDU
QV
FIB
CDPCP
46. Customer edge.
community VLAN
CE
E2 route (OSPF)
DS0
47. 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.
EAP over LAN
DS field
Congestion Avoidance
Expedited Forwarding
48. The content engine in a WCCP cluster - which determines how traffic will be distributed within the cluster.
Lead Content Engine
actual queue depth
RMON collector
Neighbor Advertisement
49. A method for how a TCP sender grows its calculated CWND variable - thereby growing the allowed window for the connection. Slow Start grows CWND at an exponential rate.
Slow Start
authentication method
Link Access Procedure for Frame-Mode Bearer Services
LSA
50. Management Information Base.
MIB
WRED
CLP
MLP LFI