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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. Generic routing encapsulation.
Report Suppression mechanism
exceed
GRE
infrastructure mode
2. An FRTS configuration construct - configured with the map-class frame-relay global configuration command.
route reflector
Router-Port Group Management Protocol
MTU
map class
3. Multicast Open Shortest Path First.
inspection rule
RITE
LFI
MOSPF
4. Customer edge.
Alternate state
Access Control Server
CE
FRF.9
5. Congestion window.
weighted random early detection
802.11n
CWND
AS number
6. In the context of SNMP - the Get command is sent by an SNMP manager - to an agent - requesting the value of a single MIB variable identified in the request. The Get request identifies the exact variable whose value the manager wants to retrieve. Intr
Neighbor Type
ROMMON
query scope (EIGRP)
Get (SNMP)
7. 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
Label Forwarding Information Base
RT
Route Tag field
8. A BGP message that includes withdrawn routes - path attributes - and NLRI.
BGP Update
Class-Based Weighted Fair Queuing
IP routing
internal BGP
9. A reserved value for the BGP COMMUNITY path attribute that implies that the route should not be advertised outside the local confederation sub-AS.
LOCAL_AS
shared mode
Hello (EIGRP)
MD5 hash
10. The 802.1X driver that supplies a username/password prompt to the user and sends/receives the EAPoL messages.
Route Tag field
Access Control Entry
supplicant
framing
11. The process of changing the electrical characteristics on a transmission medium - based on defined rules - to represent data.
encoding
DSCP
scheduler
spread spectrum
12. A 3-tuple consisting of an IP address - port number - and transport layer protocol. TCP connections exist between a pair of sockets.
Layer 2 payload compression
socket
anycast
root port
13. 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.
Alternate state
PIM-SM (S -G) RP-bit Prune
BPDU Guard
FRF.9
14. Multiple Spanning Trees.
router ID
Neighbor Solicitation
MST
WTD
15. The Cisco IOS Router IP Traffic Export feature - intended for intrusion detection - exports IP traffic that has signs of an attack - such as duplicate IP packets simultaneously received on two or more of a router's interfaces.
autonomous system
NLPID
RITE
Common Spanning Tree
16. Used to reserve network resources for a flow as it traverses the network. A device that creates an RSVP reservation guarantees that it can provide the bandwidth - latency - or other resources that are requested by RSVP.
network layer reachability information
CQ
Resource Reservation Protocol (RSVP)
well-known discretionary
17. A calculated TCP variable - used along with the TCP CWND variable - to dictate a TCP sender's behavior when it recognizes packet loss. As CWND grows after packet loss - the TCP sender increases CWND based on Slow Start rules - until CWND grows to be
MD5 hash
Red Alarm
Dynamic Trunking Protocol
Slow Start Threshold
18. A type of spread spectrum that spreads RF signals over the frequency spectrum by representing each data bit by a longer code. 802.11b specifies the use of DSSS.
promiscuous port
LSDB
FD
direct sequence spread spectrum
19. A method of Link Fragmentation and Interleaving (LFI) over interfaces that natively use Frame Relay encapsulation. The routers first build MLP-style PPP headers - which are then encapsulated inside a Frame Relay header. The PPP headers are then used
Frame Relay LFI Using Multilink PPP (MLP)
TCP intercept
Enhanced Local Management Interface
backup state
20. The one VLAN on an 802.1Q trunk for which the endpoints do not add the 4-byte 802.1Q tag when transmitting frames in that VLAN.
native VLAN
IP forwarding
administratively scoped addresses
PHB
21. A designated router that is directly connected with a source of the multicast group.
switched virtual circuit
source DR
Dynamic Trunking Protocol
MPLS Experimental (EXP)
22. A route that is used for forwarding packets when the packet does not match any more specific routes in the IP routing table.
802.11b
policy routing
default route
SMI
23. 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.
full drop
P router
SSID
boot field
24. A DiffServ PHB that defines eight values that provide backward compatibility with IP Precedence.
Class Selector
RP
OOF
designated port
25. Tag Distribution Protocol.
TDP
passive (EIGRP)
NAT-PT
Update timer (RIP)
26. A standards-based way of helping routers find Rendezvous Points (RP). RPs notify BSRs of the groups they handle. BSRs in turn flood the group-to-RP mappings throughout the network. Each router individually determines which RP to use for a particular
virtual LAN
Bootstrap Router (BSR)
socket
average queue depth
27. Retransmission Timeout.
priority queue
RTO
stub router (EIGRP)
ASN
28. Local Management Interface.
LMI
Multiple Spanning Trees
ND
multi-action policing
29. A 3-bit field in an 802.1Q header used for marking frames.
Inverse ARP
User Priority
Distance Vector Multicast Routing Protocol
Root Guard
30. The process of sending an infinite-metric route in routing updates when that route fails.
gateway of last resort
route poisoning
PPPoE
Loss of Frame
31. Jargon referring to the minimum value to which adaptive shaping will lower the shaping rate.
internal router (OSPF)
minimum CIR
Service Interworking
NTP broadcast client
32. A bit in the Frame Relay header that - when set to 1 - means that if a device needs to discard frames - it should discard the frames with DE 1 first.
process switching
COMMUNITY
Discard Eligible
MULTI_EXIT_DISC (MED)
33. The operating mode of shaped round-robin that provides behavior like CBWFQ with bandwidth allocated between different traffic classes by a relative amount rather than absolute percentage of the available bandwidth.
CIDR
peak information rate
shared mode
tail drop
34. Weighted fair queuing.
WFQ
P router
Dual FIFO
Control Plane Policing (CoPP)
35. Carrier sense multiple access with collision detection. A media-access mechanism where devices ready to transmit data first check the channel for a carrier. If no carrier is sensed for a specific period of time - a device can transmit. If two devices
CSMA/CD
MTU
IGMPv3 Host Membership Report
MIB-II
36. The router in a VRRP group that is currently actively forwarding IP packets. Conceptually the same as an HSRP Active router.
TTL
disabled state
VRRP Master router
MPLS unicast
37. Context-Based Access Control.
CBAC
Bipolar 8 Zero Substitution
stateful autoconfiguration
Class of Service
38. 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
local computation
optional nontransitive
RT
Port Address Translation
39. An Internet standard authentication protocol that uses clear-text passwords and a two-way handshake to perform authentication over a PPP link.
VRRP Master router
TTL
Password Authentication Protocol
BackboneFast
40. A bit in the LAPF Frame Relay header that - when set to 1 - implies that the frame has experienced congestion.
inner label
administrative weight
Forward Explicit Congestion Notification
Type of Service byte
41. Controls the distribution of multicast traffic for the private multicast address range 239.0.0.0 to 239.255.255.255 by configuring a filter and applying it on the interfaces.
administrative scoping
class map
pulse code modulation
route map
42. The rate at which a shaper limits the bits exiting the shaper.
window
NO_ADVERT
shaping rate
neighbor state
43. Prefix list.
IP prefix list
storm control
subnet number
PQ
44. A well-known discretionary BGP path attribute that flags a route as being a summary route.
enable secret
eBGP multihop
ATOMIC_AGGREGATE
High Density Binary 3
45. A term referring to the MQC class-map command and its related subcommands - which are used for classifying packets.
class map
SRTT
VTP pruning
IP SLA responder
46. The process of successive neighboring routers exchanging LSAs such that all routers have an identical LSDB for each area to which they are attached.
LSA flooding
configuration register
AS_SET
component route
47. For some encoding schemes - consecutive signals must use opposite polarity in an effort to reduce DC current. A BPV occurs when consecutive signals are of the same polarity.
actual queue depth
Bipolar Violation
LFI
backup state
48. The mandatory contention-based 802.11 access protocol that is also referred to as CSMA/CA.
LOS
mincir
GLOP addressing
distributed coordination function
49. On a serial cable - the pin lead set by the DCE to tell the DTE that the DTE is allowed send data.
strict priority
CTS
I/G bit
Clear To Send
50. With Spanning Tree Protocol - the single port on each LAN segment from which the best Hello BPDU is forwarded.
Inside Local address
Fast Secure Roaming
designated port
path attribute