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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. Route Target.
Label Switch Router
data terminal equipment
RT
Wi-Fi Protected Access
2. Data-link connection identifier.
route reflector server
DLCI
remote label
MULTI_EXIT_DISC (MED)
3. WRED compares this setting to the average queue depth to decide whether packets should be discarded. All packets are discarded if the average queue depth rises above this maximum threshold.
maximum threshold
stuck-in-active
AS_PATH length
scheduler
4. The characterization of how far EIGRP Query messages flow away from the router that first notices a failed route and goes active for a particular subnet.
query scope (EIGRP)
Layer 2 payload compression
IGMP
Protocol Independent Multicast dense-mode routing protocol
5. 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.
Data Carrier Detect
Network Address Translation
static length subnet masking
signal-to-noise ratio
6. Policing in which a single rate is metered - and packets are placed into one of three categories (conform - exceed - or violate).
single-rate - three-color policer
SSH
shared distribution tree
Multiple Spanning Trees
7. 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
Route Tag field
full drop
backup state
8. Password Authentication Protocol.
AF
PAP
Committed Burst
Database Description
9. The initial 802.11 common key encryption mechanism; vulnerable to hackers.
TKIP
PIM-SM (S -G) RP-bit Prune
socket
Wired Equivalent Privacy
10. Jargon used to refer to the second of two buckets in the dual token bucket model; its size is Be.
HSRP
Be bucket
generic routing encapsulation
RXBOOT
11. A TCP variable that defines the largest number of bytes allowed in a TCP segment's Data field. The calculation does not include the TCP header. With a typical IP MTU of 1500 bytes - the resulting default MSS would be 1460. TCP hosts must support an M
D4 framing
LSA
route poisoning
Maximum Segment Size
12. An administrative setting - included in Hellos - that is the first criteria for electing a DR. The highest priority wins - with values from 1-255 - with priority 0 meaning a router cannot become DR or BDR.
priority (OSPF)
Bipolar Violation
source-specific addresses
224.0.0.5
13. In MPLS VPNs - a 64-bit Extended Community path attribute attached to a BGP route for the purpose of controlling into which VRFs the route is added.
CLUSTER_LIST
ELMI
E3
Route Target
14. 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.
Graft Ack message
source-specific addresses
ORIGIN
SLSM
15. With Spanning Tree Protocol - the single port on each LAN segment from which the best Hello BPDU is forwarded.
AS_PATH access list
designated port
public wireless LAN
Bipolar 8 Zero Substitution
16. An early T1 framing standard.
VC
NTP client mode
Slow Start Threshold
Superframe
17. A set of QoS RFCs that redefines the IP header's ToS byte - and suggests specific settings of the DSCP field and the implied QoS actions based on those settings.
NLPID
Differentiated Services
ORIGINATOR_ID
802.1Q-in-Q
18. 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.
Wired Equivalent Privacy
GetNext
subnet broadcast address
metric
19. 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.
Temporal Key Integrity Protocol
Triggered Extensions to RIP for On-Demand Circuits
native VLAN
NO_EXPORT
20. 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
SSID
6to4
mincir
frequency hopping spread spectrum
21. AS number. A number between 1 and 64 -511 (public) and 64 -512 and 65 -535 (private) assigned to an AS for the purpose of identifying a specific BGP domain.
CST
Digital Signal Level 0
Address Resolution Protocol
ASN
22. A message sent by a multicast router - by default every 125 seconds - on each of its LAN interfaces to determine whether any host wants to receive multicast traffic for any group.
IGMPv3 Host Membership Query
Link Fragmentation and Interleaving
subnet ID
Virtual Router Redundancy Protocol
23. Multicast addresses that are not assigned by IANA.
SSM
MSS
transient multicast group
CEF
24. Gateway Load Balancing Protocol.
IGMPv2 Host Membership Report
GLBP
FRF.5
RD
25. A contiguous group of data links that share the same OSPF area number.
LZS
Bipolar 8 Zero Substitution
Frame Relay LFI Using Multilink PPP (MLP)
area (OSPF)
26. The speed at which the access link is clocked. This choice affects the price of the connection and many aspects of traffic shaping and policing - compression - quality of service - and other configuration options.
AR access rate.
PPPoE
active (EIGRP)
token bucket
27. An SPF calculation for which a router does not need to run SPF for any LSAs inside its area - but instead runs a very simple algorithm for changes to LSAs outside its own area.
partial SPF calculation
fast switching
SMI
BPV
28. A name used for DS1 lines inside the North American TDM hierarchy.
same-layer interaction
stub area
FRF.8
T1
29. A BGP path attribute that implies how the route was originally injected into some router's BGP table.
RPF check
ad hoc mode
ORIGIN
full SPF calculation
30. Weighted random early detection.
process switching
FIB
BackboneFast
WRED
31. A NAT term describing an IP address representing a host that resides inside the enterprise network - with the address being used in packets inside the enterprise network.
IPCP
UplinkFast
Inside Local address
PDU
32. A Cisco IOS configuration tool for routing protocols by which routing updates may be filtered.
2Way (OSPF)
distribution list
passive scanning
DTE
33. A protocol - defined in RFC 2865 - that defines how to perform authentication between an authenticator (for example - a router) and an authentication server that holds a list of usernames and passwords.
CIR
not-so-stubby area
aggregatable global unicast address
RADIUS
34. A time value that each wireless station must set based on the duration value found in every 802.11 frame. The time value counts down and must be equal to zero before a station is allowed to access the wireless medium. The result is a collision-avoida
BSR
network allocation vector
UniDirectional Link Detection
Reliable Transport Protocol
35. 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.
FRF
IP Precedence
confederation
IGMP snooping
36. A definition that determines the data structure and information implied by a particular LSA.
static length subnet masking
SF
LSA type (OSPF)
PDU
37. Forwarding Equivalence Class.
link-state database
Hello (EIGRP)
FEC
IGMPv2 Host Membership Report
38. 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.
SMI
Trap (SNMP)
AAAA
Flush timer
39. An IPv6 address type that is used by a number of hosts in a network that are providing the same service. Hosts accessing the service are routed to the nearest host in an anycast environment based on routing protocol metrics.
anycast
BackboneFast
route reflector server
full update
40. Bootstrap Router.
BSR
QV
PortFast
request-to-send/clear-to-send
41. A term referring generically to ways in which a router or switch can determine whether a particular device or user should be allowed access.
full duplex
RADIUS
authentication method
Address Resolution Protocol
42. Protocol Independent Multicast sparse-mode routing protocol.
Response (SNMP)
EGP
PIM-SM
rendezvous point
43. The original standardized set of generic SNMP MIB variables - defined in RFC 1158.
MIB-I
spread spectrum
Source-Specific Multicast (SSM)
IP SLA responder
44. An optional transitive BGP path attribute that - for a summary route - lists the BGP RID and ASN of the router that created the summary.
DROther
AGGREGATOR
shaped round-robin
TCP code bits
45. Removing unwanted VLANs from a Layer 2 path.
global routing prefix
virtual circuit
VLAN filtering
half duplex
46. IP routing The simplest MPLS application - involving the advertisement of an IGP to learn IP routes - and LDP or TDP to advertise labels.
MPLS unicast
Time Interval (Tc)
Prune Override
quartet
47. An MPLS application that allows the MPLS network to connect to multiple different IP networks - with overlapping IP addresses - and provide IP connectivity to those multiple networks.
egress PE
MPLS VPNs
Feasible Distance
IP prefix list
48. A conceptual model used by shapers and policers to represent their internal logic.
Inform
Network Time Protocol
token bucket
Database Description
49. A message sent by a multicast router - by default every 125 seconds - on each of its LAN interfaces to determine whether any host wants to receive multicast traffic for any group.
CST
IGMPv2 Host Membership Query
Multicast Open Shortest Path First
IP Precedence
50. 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.
passive scanning
private addresses
Discard Eligible
RITE