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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. Distance Vector Multicast Routing Protocol.
VLAN Trunking Protocol
FECN
MIB
DVMRP
2. The range 232.0.0.0 through 232.255.255.255 that is allocated by IANA for SSM destination addresses and is reserved for use by source-specific applications and protocols.
advertised window
source-specific addresses
policing rate
Route Tag field
3. The MPLS feature by which an ingress E-LSR copies the IP packet's IP TTL field into the MPLS header's TTL field.
Route Target
MPLS TTL propagation
CQ
route reflector
4. UniDirectional Link Detection.
Multicast Listener Discovery
UDLD
Data Set Ready
MRT
5. 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.
totally stubby area
NLRI
BSR
Router Advertisement
6. 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.
beacon
adjacent-layer interaction
Local Management Interface
eBGP multihop
7. An MPLS term referring to the first of several labels when an MPLS-forwarded packet has multiple labels (a label stack).
limiting query scope (EIGRP)
administrative weight
Context-Based Access Control
outer label
8. Address Resolution Protocol. Defined in RFC 826 - a protocol used on LANs so that an IP host can discover the MAC address of another device that is using a particular IP address.
InARP
IGMPv3 Host Membership Report
Route Distinguisher
ARP
9. An IPv6 migration strategy in which a host or router supports both IPv4 and IPv6 natively.
policy routing
storm control
Multilayer Switching
dual stack
10. Aka Rapid Per-VLAN Spanning Tree Plus.
RMON alarm
Ready To Send
RPVST+
orthogonal frequency division multiplexing
11. The low-order 4 bits of the configuration register. These bits direct a router to load either ROMMON software (boot field 0x0) - RXBOOT software (boot field 0x1) - or a full-function IOS image.
LZS
maximum threshold
boot field
area (OSPF)
12. An IPv6/IPv4 tunneling method that is designed for transporting IPv6 packets within a site where a native IPv6 infrastructures is not available.
Holddown timer
ISATAP
Multilink PPP
public wireless LAN
13. Priority queue and priority queuing.
MIB-I
boot field
priority queuing
PQ
14. Port Address Translation.
PAT
iBGP
access link
Voice over Frame Relay
15. A queuing scheduler concept - much like CQ's scheduler - in which queues are given some service in sequence. This term is often used with queuing in Cisco LAN switches.
Virtual Router Redundancy Protocol
Management Information Base
weighted round-robin
DSSS
16. A routing protocol feature by which the routing update includes the entire set of routes - even if some or all of the routes are unchanged.
weighted tail drop
DHCP snooping
full update
AF
17. A multicast routing protocol whose default action is to flood multicast packets throughout a network.
BGP
DMVPN
Classless IP Addressing
dense-mode protocol
18. Network Address Translation.
unicast MAC address
customer edge
hardware queue
NAT
19. With RIP - a per-route timer that increases until the router receives a routing update that confirms the route is still valid - upon which the timer is reset to 0. If the updates cease - the Invalid timer will grow - until reaching the timer setting
software queue
DSCP-to-threshold map
Invalid timer
Exterior Gateway Protocol
20. Any occurrence that could change a router's EIGRP topology table - including a received Update or Query - a failed interface - or the loss of a neighbor.
MSS
NO_ADVERT
input event
internal BGP
21. 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.
FRF.12
IGMPv1 Host Membership Report
DE
classless routing
22. Enables a wireless client to securely roam between access points in the same subnet or between subnets with access point handoff times within 50 ms.
hello interval
Cell Loss Priority
Trap (SNMP)
Fast Secure Roaming
23. In PIM-SM - the path of the group traffic that flows from the RP to the routers that need the traffic. It is also called the root-path tree (RPT) - because it is rooted at the RP.
reported distance
penultimate hop popping (PHP)
shared distribution tree
exponential weighting constant
24. The process of taking routes known through one routing protocol and advertising those routes with another routing protocol.
route redistribution
same-layer interaction
NO_EXPORT
full SPF calculation
25. Ethernet MAC address that represents all devices on the LAN.
IEEE 802.1X
broadcast address
weighted random early detection
PIM-DM
26. Maximum transmission unit.
MTU
feasibility condition
multicast MAC address
PIM-SM
27. A BGP path attribute that is communicated throughout a single AS to signify which route of multiple possible routes is the best route to be taken when leaving that AS. A larger value is considered to be better.
active (EIGRP)
EAP
shared mode
LOCAL_PREF
28. The IP address to which Label Distribution Protocol (LDP) sends LDP Hellos. Also used in IP multicast to send packets to all multicast routers.
2Way (OSPF)
joining a group
224.0.0.2
learning state
29. An IEEE standard that - when used with EAP - provides user authentication before their connected switch port allows the device to fully use the LAN.
IEEE 802.1X
PPPoE
Wi-Fi Protected Access
SPAN
30. Spanning Tree Protocol.
dual stack
weighted tail drop
BackboneFast
STP
31. Policing in which a single rate is metered - and packets are placed into one of three categories (conform - exceed - or violate).
enable secret
Multicast Open Shortest Path First
single-rate - three-color policer
IP PBX
32. A bit in the ATM cell header that - when set to 1 - means that if a device needs to discard frames - it should discard the frames with DE 1 first.
RTS
Cell Loss Priority
data terminal equipment
maximum threshold
33. A T1 alarm state that occurs when a device receives a Yellow Alarm signal. This typically means that the device on the other end of the line is in a Red Alarm state.
Cell Loss Priority
Yellow Alarm
Internet Group Management Protocol
ToS byte
34. Variable-length subnet masking.
VLSM
trunking
UplinkFast
Multilink PPP
35. Frame Relay Forum.
multicast state information
NA
FRF
local label
36. Defined in RFC 1631 - a method of translating IP addresses in headers with the goal of allowing multiple hosts to share single public IP addresses - thereby reducing IPv4 public address depletion.
routed interface
class map
advertised window
Network Address Translation
37. In the context of SNMP - the Trap command is sent by an SNMP agent - to a manager - when the agent wants to send unsolicited information to the manager. Trap is not followed by a Response message from the receiving SNMP manager.
external route
designated router (PIM)
well-known mandatory
Trap (SNMP)
38. Port Aggregation Protocol.
passive mode FTP
ACS
PAgP
Network Address Translation-Protocol Translation
39. A Layer 3 forwarding path through a router that does not optimize the forwarding path through the router.
Holddown timer
Address Resolution Protocol
virtual circuit
process switching
40. A neighbor state that signifies the other router has reached neighbor status - having passed the parameter check.
2Way (OSPF)
full duplex
RTP header compression
software queue
41. A type of OSPF packet - used to communicate LSAs to another router.
Backward Explicit Congestion Notification
PCM
Spanning Tree Protocol
Link-State Update
42. A Cisco IOS queuing tool most notable for its scheduler - which always services the high-priority queue over all other queues.
request-to-send/clear-to-send
classless interdomain routing
priority queuing
Alternate state
43. On a multiaccess network - when a PIM-DM or PIM-SM router receives a Prune message - it starts a 3-second timer. If it receives a Join message on the multiaccess network from another router before the timer expires - it considers the message as an ov
T3
SRR
stuck-in-active
Prune Override
44. An ITU standard Frame Relay header - including the DLCI - DE - FECN - and BECN bits in the LAPF header - and a frame check in the LAPF trailer.
Link Access Procedure for Frame-Mode Bearer Services
LOCAL_AS
Enhanced Local Management Interface
CWND
45. Jargon referring to a policer action through which - instead of discarding an out-of-contract packet - the policer marks a different IPP or DSCP value - allowing the packet to continue on its way - but making the packet more likely to be discarded la
NS
sequence number (WFQ)
marking down
enable password
46. Route Target.
CIR
LOCAL_PREF
Network Address Translation
RT
47. A set of packets in an MPLS network for which the MPLS network will apply the exact same forwarding behavior.
AS_SEQUENCE
anycast
Forwarding Equivalence Class
stub area
48. Aka network layer reachability information.
FRF
NLRI
Label Distribution Protocol
Control Plane Policing (CoPP)
49. In shaping and policing - the definition of parameters that together imply the allowed rate and bursts.
traffic contract
RPVST+
NetFlow aggregator
subnet number
50. Weighted random early detection.
public wireless LAN
custom queuing
full drop
WRED