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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 Cisco IOS queuing tool most notable for its reservation of a minimum bandwidth for each queue.
finish time
backup designated router
boot field
custom queuing
2. A queuing tool's logic by which it selects the next packet to dequeue from its many queues.
Update (EIGRP)
single-rate - two-color policer
OAM
scheduler
3. EAP over LAN.
EAPoL
OOF
ASBR
E-LSR
4. Inter-Switch Link.
proxy ARP
framing
neighbor (OSPF)
ISL
5. The All OSPF DR Routers multicast IP address - listened for by DR and BDR routers.
PDU
224.0.0.6
Multiple Spanning Trees
BGP
6. Quantum value.
designated router (OSPF)
Local Management Interface
QV
regular expression
7. Auto-Rendezvous Point. Cisco-proprietary protocol that can be used to designate an RP and send RP-Announce messages that advertise its IP address and groups. Also - it can be used to designate a mapping agent that interprets what IP address RP is adv
ROMMON
Auto-RP
AMI
VRF table
8. Controls the distribution of multicast traffic by checking the TTL values configured on the interfaces. It forwards the multicast packet only on those interfaces whose configured TTL value is less than or equal to the TTL value of the multicast packe
Label Switch Router
TTL scoping
Diffusing Update Algorithm
RTO
9. A feature of Ethernet NICs. When the NIC transmits an electrical signal - it "loops" the transmitted electrical current back onto the receive pair. By doing so - if another NIC transmits a frame at the same time - the NIC can detect the overlapping r
loopback circuitry
OFDM
Enhanced Local Management Interface
Backward Explicit Congestion Notification
10. Temporal Key Integrity Protocol.
LFI
transit router (OSPF)
TKIP
SLSM
11. A logical concept that represents the path over which frames travel between DTEs. VCs are particularly useful when comparing Frame Relay to leased physical circuits.
Link-State Update
Source-Specific Multicast (SSM)
neighbor state
virtual circuit
12. An EIGRP message that identifies neighbors - exchanges parameters - and is sent periodically as a keepalive function. Hellos do not require an Ack.
DHCP
Hello (EIGRP)
Per-Hop Behavior
B8ZS
13. Clear To Send.
802.11g
CTS
SNMP agent
Message Digest 5
14. Dynamic Multipoint VPN.
AS number
LSR
DMVPN
data terminal equipment
15. Pulse code modulation.
PCM
LCP
Maxage timer (STP)
Common Spanning Tree
16. An FRF standard for LFI for data (FRF.3) VCs.
VoFR
FRF.12
Digital Signal Level 1
Link-State Update
17. The process of taking the IP - UDP - and RTP headers of a voice or video packet - compressing them - and then uncompressing them on the receiving router.
Auto-RP
RTP header compression
well-known mandatory
Port Aggregation Protocol
18. An NTP mode in which two or more NTP servers mutually synchronize their clocks.
PIM-SM (S -G) RP-bit Prune
Measured Round-Trip Time
modified tail drop
NTP symmetric active mode
19. This term has two BGP-related definitions. First - it is the normal process in which a router - before sending an Update to an eBGP peer - adds its local ASN to the beginning of the AS_PATH path attribute. Second - it is the routing policy of purpose
AS_PATH prepending
straight-through cable
power-save mode
broadcast subnet
20. A wireless LAN physical layer that is backward compatible with 802.11b and operates at up to 54-Mbps data rates using OFDM in the 2.4-GHz band.
Access Control Server
MaxAge (OSPF)
802.11g
SF
21. An STP timer that dictates how long a switch should wait when it ceases to hear Hellos.
Network Time Protocol
IGMPv1 Host Membership Report
input event
Maxage timer (STP)
22. With private VLANs - a secondary VLAN in which the ports can send and receive frames with each other - but not with ports in other secondary VLANS.
stub area
community VLAN
adjacent (OSPF)
socket
23. A category used by a policer to classify packets relative to the traffic contract. With two-color policers - these packets are considered to be above the contract; for three-color - these packets are above the Bc setting - but within the Be setting.
customer edge
exceed
mark probability denominator
High Density Binary 3
24. 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.
Differentiated Services
Report Suppression mechanism
backup state
Root Guard
25. A wireless LAN physical layer that operates at up to 11-Mbps data rates using DSSS in the 2.4-GHz band.
router ID
CHAP
802.11b
aggregatable global unicast address
26. The process of changing the electrical characteristics on a transmission medium - based on defined rules - to represent data.
encoding
IPv6
All OSPF DR Routers
Out of Frame
27. The first 6 bits of the DS field - used for QoS marking.
Inside Local address
Differentiated Services Code Point
single-rate - two-color policer
designated port
28. Port Aggregation Protocol.
native VLAN
summary route
PAgP
Forward Delay
29. An optimized Layer 3 forwarding path through a router. Fast switching optimizes routing table lookup by creating a special - easily searched table of known flows between hosts.
Tc
SMI
Forwarding Information Base
fast switching
30. A prestandard (at the time of publication) wireless LAN physical layer that offers data rates in the hundreds of megabits per second.
minimum threshold
egress PE
Multilink PPP
802.11n
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.
LOS
Fast Secure Roaming
PIM-SM
beacon
32. EIGRP (and IGRP) allows for the use of bandwidth - load - delay - MTU - and link reliability; the K values refer to an integer constant that includes these five possible metric components. Only bandwidth and delay are used by default - to minimize re
AIS
K value
Forward Explicit Congestion Notification
signal-to-noise ratio
33. A wireless LAN physical layer that operates at up to 54-Mbps data rates using OFDM in the 5-GHz band.
encoding
FD
peak information rate
802.11a
34. A type of OSPF packet used to exchange and acknowledge LSA headers. Sometimes called DBD.
Holddown timer
Multicast Listener Discovery
Layer 2 protocol tunneling
Database Description
35. The IP address used by hosts as the default gateway in a VRRP configuration. This address is shared by two or more VRRP routers - much as HSRP works.
token bucket
Database Description
virtual IP address
WRR
36. Slow Start Threshold.
switched interface
GLBP
SSThresh
nested policy maps
37. Internal BGP.
SPAN
PDU
iBGP
backup state
38. An optimized Layer 3 forwarding path through a router or switch. CEF optimizes routing table lookup by creating a special - easily searched tree structure based on the contents of the IP routing table. The forwarding information is called the Forward
Cisco Express Forwarding
authentication
All OSPF Routers
IP Precedence
39. A queue created by Cisco IOS as a result of the configuration of a queuing tool.
generic traffic shaping (GTS)
link-state database
software queue
sequence number (OSPF)
40. Internet Group Management Protocol.
Password Authentication Protocol
DLCI
AAA
IGMP
41. A set of packets in an MPLS network for which the MPLS network will apply the exact same forwarding behavior.
Forwarding Equivalence Class
D4 framing
terminal history
query scope (EIGRP)
42. A term referring generically to ways in which a router or switch can determine whether a particular device or user should be allowed access.
SF
authentication method
permanent multicast group
rendezvous point
43. A message sent by a host when it wants to leave a group - addressed to the All Multicast Routers address 224.0.0.2.
CGMP
stateless autoconfiguration
IGMPv2 Leave
AS_SEQUENCE
44. An 802.1d STP port state in which the port has been administratively disabled.
listening state
All OSPF DR Routers
disabled state
Database Description
45. PIM-DM is a method of routing multicast packets that depends on a flood-and-prune approach. PIM Dense Mode gets its name from the assumption that there are many receivers of a particular multicast group - close together (from a network perspective).
Protocol Independent Multicast dense-mode routing protocol
iBGP
shortest-path tree switchover
WFQ
46. An E-LSR in an MPLS VPN network whose role in a particular discussion is to receive unlabeled packets over customer links and then forward the packets as labeled packets into the MPLS network.
RTS/CTS
gateway of last resort
ingress PE
IPv4
47. With EIGRP - a route that is not a successor route - but that meets the feasibility condition; can be used when the successor route fails - without causing loops.
feasible successor
DS0
transit router (OSPF)
routed interface
48. An EIGRP router's reaction to an input event - leading to the use of a feasible successor or going active on a route.
local computation
Network Address Translation-Protocol Translation
LDP
PPP
49. A name used for DS1 lines inside the North American TDM hierarchy.
T1
priority queuing
EAP over LAN
permanent virtual circuit
50. An IPv6/IPv4 tunneling method that allows isolated IPv6 domains to be connected over an IPv4 network.
LOCAL_PREF
6to4
I/G bit
low-latency queuing