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Test your basic knowledge |
CCIE Vocab
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Subjects
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certifications
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ccie
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it-skills
Instructions:
Answer 50 questions in 15 minutes.
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study here
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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. A wireless LAN that includes the use of access points. Infrastructure mode connects wireless users to a wired network and allows wireless users to roam throughout a facility between different access points. All 802.11 data frames in an infrastructure
WFQ
infrastructure mode
confederation ASN
TCP header compression
2. Secure Shell protocol used for character-oriented command-line access and configuration. A highly secure alternative to Telnet.
MDRR
SSH
Label Switch Router
route map
3. Aka network layer reachability information.
data plane
enhanced editing
shaping rate
NLRI
4. The initial 802.11 common key encryption mechanism; vulnerable to hackers.
PIM-SM (S -G) RP-bit Prune
Wired Equivalent Privacy
Ready To Send
LAPF
5. A logical group of content engines running WCCP between them. The lead content engine determines the traffic distribution within the cluster - for optimum performance and scalability.
WCCP cluster
AS_SET
remaining bandwidth
no drop
6. Policing in which a single rate is metered - and packets are placed into one of two categories (conform or exceed).
single-rate - two-color policer
weight (BGP)
GLBP
MRT
7. An early standard from AT&T for encoding analog voice as a digital signal for transmission over a TDM network. PCM requires 64 kbps - and is the basis for the DS0 speed.
pulse code modulation
IGMP snooping
DTP
average queue depth
8. Alternate Mark Inversion. A serial-line encoding standard that sends alternating positive and negative 3-volt signals for binary 1 - and no signal (0 V) for binary 0.
DHCP
Area Border Router
AMI
SN
9. 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.
SVC
QV
NA
access rate
10. A term used with Cisco LAN switches - referring to a queue treated with strict-priority scheduling.
beacon
MPLS Experimental (EXP)
expedite queue
VLAN filtering
11. A mapping between each DSCP value and a corresponding CoS value - often used in Cisco LAN switches when performing classification for egress queuing.
pulse code modulation
DSCP-to-CoS map
CB Marking
network type (OSPF)
12. Port Aggregation Protocol.
peer group
classful IP addressing
PAgP
local computation
13. Extended Superframe.
LACP
MLP LFI
MIB-I
ESF
14. A Cisco IOS feature that performs deep packet inspection to classify packets based on application layer information.
RTP header compression
Network Based Application Recognition
collision domain
Multicast Listener Discovery
15. With EIGRP - the metric value for the lowest-metric route to a particular subnet.
PIR
Virtual Routing and Forwarding table
loopback circuitry
Feasible Distance
16. A NAT term describing an IP address representing a host that resides outside the enterprise network - with the address being used in packets inside the enterprise network.
FT
NTP server mode
CIR
Outside Local address
17. A group of devices on one or more LANs that are configured (using management software) so that they can communicate as if they were attached to the same wire - when - in fact - they are located on a number of different LAN segments. Because VLANs are
Outside Global address
single-rate - two-color policer
virtual LAN
RF channel
18. The range 239.0.0.0 through 239.255.255.255 that IANA has assigned for use in private multicast domains.
Modular QoS CLI
Wired Equivalent Privacy
MIB-II
administratively scoped addresses
19. Orthogonal frequency division multiplexing.
Management Information Base
OFDM
VRF Lite
Triggered Extensions to RIP for On-Demand Circuits
20. Route Target.
multicast scoping
RT
backup designated router
NSSA
21. An 802.1d STP port state in which the port sends and receives frames.
stub router (EIGRP)
LSU
forwarding state
IP PBX
22. Defined in IEEE 802.1s - a specification for multiple STP instances when using 802.1Q trunks
Digital Signal Level 1
dual token bucket
Multiple Spanning Trees
dual-rate - three-color policer
23. Sent by a PIM router to its upstream router to either request that the upstream router forward the group traffic or stop forwarding the group traffic that is currently being forwarded. If a PIM router wants to start receiving the group traffic - it l
Join/Prune message
Query (EIGRP)
multicast IP address structure
DHCP
24. A workstation or server configured to collect and present RMON data for reporting purposes.
E-LSR
LSA flooding
Maximum Response Time
RMON collector
25. The SNMP specifications - standardized in RFCs - defining the rules by which SNMP MIB variables should be defined.
Structure of Management Information
6to4
maximum transmission unit
Bipolar 8 Zero Substitution
26. Designed to solve the problems of multicast duplication and multicast routing loops. For every multicast packet received - a multicast router examines its source IP address - consults its unicast routing table - determines which interface it would us
RPF check
scheduler
sticky learning
CLP
27. A type of OSPF stub area that - unlike stub areas - can inject external routes into the NSSA area.
PIM-SM (S -G) RP-bit Prune
not-so-stubby area
authenticator
InARP
28. The difference between the measured signal power and the noise power that a particular receiver sees at a given time. Higher SNRs generally indicate better performance.
private AS
PPPoE
signal-to-noise ratio
authenticator
29. Sent by a PIM router - by default every 30 seconds - on every interface on which PIM is configured to discover neighbors - establish adjacency - and maintain adjacency.
infrastructure mode
encoding
PIM Hello message
adjacency table
30. Any OSPF neighbor for which the database flooding process has completed.
software queue
ad hoc mode
BGP
adjacent (OSPF)
31. A commonly used name for Multi-VRF CE.
VRF Lite
area (OSPF)
shaping rate
broadcast subnet
32. A NAT term describing an IP address representing a host that resides inside the enterprise network - with the address being used in packets outside the enterprise network.
Inside Global address
disabled state
administrative weight
modified tail drop
33. The destination VLAN for an RSPAN session.
fraggle attack
CTS
Remote VLAN
storm control
34. Differentiated Services.
Virtual Router Redundancy Protocol
Network Based Application Recognition
community VLAN
DiffServ
35. A Cisco-proprietary STP implementation - created many years before IEEE 802.1s and 802.1w - that speeds convergence and allows for one STP instance for each VLAN.
Ready To Send
Per-VLAN Spanning Tree Plus
Bootstrap Router (BSR)
single-rate - three-color policer
36. Slow Start Threshold.
SSThresh
source-specific addresses
MPLS TTL propagation
FRF.8
37. An 802.1w RSTP port state in which the port is not forwarding or receiving; covers 802.1d port states disabled - blocking - and listening.
adaptive shaping
smurf attack
discarding state
variable-length subnet masking
38. Low-latency queuing.
Virtual Router Redundancy Protocol
LLQ
FD
EGP
39. Backup designated router.
alternate mode
BDR
weighted round-robin
dual-rate - three-color policer
40. Controls access to the Internet in public wireless LANs.
totally NSSA area
router ID
policy routing
wireless LAN controller
41. The condition in which a route has been in an EIGRP active state for longer than the router's Active timer.
Operation - Administration - and Maintenance
stuck-in-active
SAFE Blueprint
RGMP
42. A TCP variable used as the basis for a TCP sender's timer defining how long it should wait for a missing acknowledgement before resending the data.
violate category
Measured Round-Trip Time
224.0.0.2
client tracking
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
Prune Override
Temporal Key Integrity Protocol
exceed
root port
44. A BGP process by which a router reapplies routing policy configuration (route maps - filters - and the like) based on stored copies of sent and received BGP Updates.
ATOMIC_AGGREGATE
soft reconfiguration
VTP
passive mode FTP
45. Network Control Protocol.
LCP
NCP
neighbor (EIGRP)
Management Information Base
46. Defined in RFC 2289 - a mechanism by which a shared key and a secret key together feed into a hash algorithm - creating a password that is transmitted over a network. Because the shared key is not reused - the hash value is only valid for that indivi
discarding state
one-time password
MPLS unicast
sticky learning
47. 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.
low-latency queuing
BGP
aggregatable global unicast address
point coordination function
48. Weighted fair queuing.
MIB-I
WFQ
Holddown timer
socket
49. Cisco IOS router feature by which a route map determines how to forward a packet - typically based on information in the packet other than the destination IP address.
granted window
ARP
policy routing
listening state
50. With Spanning Tree Protocol - the single port on each LAN segment from which the best Hello BPDU is forwarded.
designated port
Link-State Update
SVC
link-state routing protocol
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