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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. A communication protocol between hosts and a multicast router by which routers learn of which multicast groups' packets need to be forwarded onto a LAN.
Internet Group Management Protocol
ToS byte
TCP intercept
process switching
2. Link-state database.
LSDB
queue starvation
hardware queue
MQC
3. A Cisco IOS configuration tool for routing protocols by which routing updates may be filtered.
224.0.0.6
distribution list
transit router (OSPF)
PortFast
4. Class of Service.
outer label
Network Address Translation-Protocol Translation
CoS
route redistribution
5. A BGP neighbor state in which the BGP neighbors have stabilized and can exchange routing information using BGP Update messages.
shaped round-robin
established
EGP
Frame Relay Forum
6. A Cisco IOS feature that provides reporting information to a NetFlow aggregator based on traffic flows.
NetFlow
backup designated router
Dijkstra Algorithm
LSA flooding
7. A multicast routing protocol that operates in dense mode and depends on the OSPF unicast routing protocol to perform its multicast functions.
VRRP Master router
Multicast Open Shortest Path First
PPPoE
fast switching
8. An alternative software loaded into a Cisco router - used for basic IP connectivity; most useful when Flash memory is broken and you need IP connectivity to copy a new IOS image into Flash memory.
Slow Start
RXBOOT
IGMPv1 Host Membership Query
B8ZS
9. The PPP function for fragmenting packets - plus interleaving delay-sensitive later-arriving packets between the fragments of the first packet.
MLP LFI
TKIP
Remote VLAN
infrastructure mode
10. Virtual LAN.
VTP pruning
VLAN
Exterior Gateway Protocol
SPAN
11. A numeric value between 0 and 32 (inclusive) that defines the number of beginning bits in an IP address for which all IP addresses in the same group have the same value. Alternative: The number of binary 1s beginning a subnet mask - written as a deci
OTP
class map
prefix
configuration register
12. Penultimate hop popping.
DD
network allocation vector
multicast IP address structure
PHP
13. Network Address Translation-Protocol Translation.
Class of Service
virtual circuit
route map
NAT-PT
14. Aka minimum CIR.
totally stubby area
VPN label
partial SPF calculation
mincir
15. Defined in IEEE 802.1AD - defines a messaging protocol used to negotiate the dynamic creation of PortChannels (EtherChannels) and to choose which ports can be placed into an EtherChannel.
Digital Signal Level 3
Link Aggregation Control Protocol
transit network (OSPF)
FRF.12
16. Differentiated Services Code Point.
Modular QoS CLI
Rapid Spanning Tree Protocol
DSCP
All OSPF Routers
17. Network Based Application Recognition.
NBAR
Tc
QV
Common Spanning Tree
18. The Frame Relay protocol used between a DCE and DTE to manage the connection. Signaling messages for SVCs - PVC Status messages - and keepalives are all LMI messages.
Local Management Interface
boot field
Network Control Protocol
broadcast subnet
19. A reserved value for the BGP COMMUNITY path attribute that implies that the route should not be advertised to any other peer.
dual-rate - three-color policer
MLP
weighted tail drop
NO_ADVERT
20. Point-to-Point Protocol.
PPP
ingress PE
network type (OSPF)
AAA
21. A BGP router that - unknown to it - is aided by a route reflector server to cause all iBGP routers in an AS to learn all eBGP-learned prefixes.
administratively scoped addresses
collision domain
DTP
route reflector client
22. A set of parameters for CBAC to perform in its traffic inspection process.
TCP code bits
inspection rule
sparse-mode protocol
TTL scoping
23. An IOS feature in which multiple routing tables and routing forwarding instances exist in a single router - with interfaces being assigned to one of the several VRFs. This feature allows separating of routing domains inside a single router platform.
Retransmission Timeout
Multi-VRF CE
private AS
quartet
24. A 1-byte field in the IP header - originally defined by RFC 791 for QoS marking purposes.
fast switching
Inside Global address
PIM-SM
Type of Service byte
25. The operating mode of shaped round-robin that provides a low-latency queue with policing.
shaped mode
generic routing encapsulation
AES
Label Switch Router
26. Alternate name for the SPF algorithm - named for its inventor - Edsger W. Dijkstra.
Dijkstra Algorithm
SSH
HDB3
NetFlow
27. An Internet standard (RFC 1305) that defines the messages and modes used for IP hosts to synchronize their time-of-day clocks.
IGMPv1 Host Membership Query
stub router (OSPF)
confederation eBGP peer
Network Time Protocol
28. A 3-bit field in an ISL header used for marking frames. Also - used generically to refer to either the ISL CoS field or the 802.1Q User Priority field.
Class of Service
QV
Garbage timer
active mode FTP
29. A technology that enables frequency reuse. Two variants exist: frequency hopping (FHSS) and direct sequence (DSSS). Both techniques spread the signal power over a relatively wide portion of the frequency spectrum over time - to reduce interference be
expedite queue
well-known mandatory
spread spectrum
RID
30. 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.
SNMP agent
WCCP cluster
Time to Live
auto-negotiation
31. 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.
multicast
Fast Secure Roaming
Bc
Reverse ARP
32. Cisco-proprietary STP feature in which a switch port monitors for incoming superior Hellos - and reacts to a superior Hello to prevent any switch connected to that port from becoming root.
Root Guard
AAA
CBWFQ
Data-link connection identifier
33. 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
optional nontransitive
counting to infinity
permanent virtual circuit
Tag Distribution Protocol
34. 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.
DR election (OSPF)
data plane
maximum threshold
designated router (PIM)
35. A neighbor state that signifies the other router has reached neighbor status - having passed the parameter check. The FIB entry details the information needed for forwarding: the next-hop router and the outgoing interface - in an optimized mtrie stru
Forwarding Information Base
Gateway Load Balancing Protocol
Route Target
receiver's advertised window
36. The mandatory contention-based 802.11 access protocol that is also referred to as CSMA/CA.
dual-rate - three-color policer
root port
distributed coordination function
ASBR
37. A BGP path attribute that lists ASNs through which the route has been advertised. The AS_PATH includes four types of segments: AS_SEQ - AS_SET - AS_CONFED_SEQ - and AS_CONFED_SET. Often - this term is used synonymously with AS_SEQ
RPVST+
Diffusing Update Algorithm
modified tail drop
AS_PATH
38. A WRED process by which WRED does not discard packets during times in which a queue's minimum threshold has not been passed.
no drop
CIDR
authentication - authorization - and accounting
route reflector
39. A router that should either permanently or temporarily not be used as a transit router. Can wait a certain time after OSPF process start - or after BGP notifies OSPF that BGP has converged - before ceasing to be a stub router.
stub router (OSPF)
input event
NTP
private addresses
40. Prefix list.
IP prefix list
PIM-SM (S -G) RP-bit Prune
Border Gateway Protocol
finish time
41. A Cisco switch feature that allows separation of ports as if they were in separate VLANs - while allowing the use of a single IP subnet for all ports.
DCD
private VLAN
designated router (OSPF)
MDRR
42. A BGP router that forwards iBGP-learned routes to other iBGP routers.
LACP
route reflector server
virtual IP address
DS0
43. The SNMP specifications - standardized in RFCs - defining the rules by which SNMP MIB variables should be defined.
Structure of Management Information
Router-Port Group Management Protocol
IGMP snooping
data communications equipment
44. Protocol Independent Multicast dense-mode routing protocol.
data terminal equipment
shaping rate
PIM-DM
Network Based Application Recognition
45. Reduces the bandwidth necessary for radio management information - such as access point status messages - that is sent across the network by eliminating redundant management information.
WRED
radio management aggregation
RMON event
remaining bandwidth
46. A mapping between each DSCP value and a corresponding CoS value - often used in Cisco LAN switches when performing classification for egress queuing.
NetFlow
FRF.8
DSCP-to-CoS map
encapsulation
47. An 802.1d STP port state in which the port has been administratively disabled.
disabled state
route map
802.11g
WPA
48. Each 802.11 station periodically sends a probe request frame on each RF channel and monitors probe response frames that all access points within range send back. Stations use the signal strength of the probe response frames to determine which access
DTIM interval
active scanning
TDP
SF
49. Access Control Entry. An individual line in an ACL.
peer group
Be bucket
VTP pruning
ACE
50. The first 6 bits of the DS field - used for QoS marking.
subnet number
Differentiated Services Code Point
transient multicast group
stub router (EIGRP)