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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 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.
DSSS
soft reconfiguration
adaptive shaping
Class-Based Weighted Fair Queuing
2. In the context of SNMP - the Response command is sent by an SNMP agent - back to a manager - in response to any of the three types of Get requests - or in response to a Set request. It is also used by a manager in response to a received Inform comman
maximum threshold
flash updates
Wi-Fi Protected Access
Response (SNMP)
3. Ready To Send.
RTS
Protocol Independent Multicast dense-mode routing protocol
TCP flags
FT
4. A Cisco switch feature that permits limiting traffic arriving at switch ports by percentage or absolute bandwidth. Separate thresholds are available per port for unicast - multicast - and broadcast traffic.
network layer reachability information
Congestion Avoidance
storm control
ForeSight
5. An OSPF router that connects to the backbone area and to one or more non-backbone area.
Area Border Router
Discard Eligible
Smoothed Round-Trip Time
Triggered Extensions to RIP for On-Demand Circuits
6. A Cisco router feature in which the router works to prevent SYN attacks either by monitoring TCP connections flowing through the router - or by actively terminating TCP connection until the TCP connection is established and then knitting the client-s
Get (SNMP)
PHB
TCP intercept
full drop
7. With DiffServ - a DSCP marking and a related set of QoS actions applied to packets that have that marking.
local label
Per-Hop Behavior
advertised window
route poisoning
8. Weighted tail drop.
Area Border Router
LSP
IPCP
WTD
9. A strategy for subnetting a classful network for which masks/prefixes are different for some subnets of that one classful network.
variable-length subnet masking
Forward Explicit Congestion Notification
MLP
SRTT
10. Rendezvous point.
MPLS VPNs
RP
RMON event
DiffServ
11. A characterization of a BGP path attribute in which all BGP implementations must support and understand the attribute (well known) - but BGP Updates can either include the attribute or not depending on whether a related feature has been configured (d
stateful autoconfiguration
well-known discretionary
LSRefresh
fully adjacent (OSPF)
12. Committed information rate.
ForeSight
CIR
U/L bit
learning state
13. Inside telcos' original TDM hierarchy - a unit that combines multiple DS0s into a single channel
forwarding state
Digital Signal Level 1
beacon
stub area
14. A mechanism used by TCP senders to limit the dynamic window for a TCP connection - to reduce the sending rate when packet loss occurs. The sender considers both the advertised window size and CWND - using the smaller of the two.
IPv4
congestion window
Graft Ack message
administratively scoped addresses
15. A serial-line encoding standard that substitutes Bipolar Violations in a string of eight binary 0s to provide enough signal transitions to maintain synchronization.
CS
querier election
Bipolar 8 Zero Substitution
joining a group
16. The first 4 bits of the first octet must be 1110. The last 28 bits are unstructured.
AES
PDU
multicast IP address structure
fully adjacent (OSPF)
17. Class Selector.
AS_SEQUENCE
CS
active (EIGRP)
BOOTP
18. 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.
Hello (EIGRP)
remote label
point coordination function
Port Aggregation Protocol
19. As defined in RFC 3623 - graceful restart allows for uninterrupted forwarding in the event that an OSPF router's OSPF routing process must restart. The router does this by first notifying the neighbor routers that the restart is about to occur; the n
graceful restart (OSPF)
SPF calculation
NLRI
LSP
20. A Layer 3 forwarding path through a router that does not optimize the forwarding path through the router.
process switching
Inverse ARP
SAFE Blueprint
Update (EIGRP)
21. Management Information Base.
cross-over cable
MIB
MDRR
route reflector client
22. An 802.1d STP port state in which the port sends and receives frames.
AF
actual queue depth
forwarding state
PIM Hello message
23. 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.
LSAck
Report Suppression mechanism
BPV
native VLAN
24. Each 802.11 station passively monitors each RF channel for a specific amount of time and listens for beacons. Stations use the signal strengths of found beacons to determine the access point or ad hoc network with which to attempt association.
wireless LAN controller
queue starvation
passive scanning
priority (OSPF)
25. 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.
CHAP
FT
PIM Hello message
FRF.9
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.
BGP
RA
enable secret
access rate
27. Router Advertisement.
maximum reserved bandwidth
RA
DMVPN
DSR
28. Designated router.
DR
ATOMIC_AGGREGATE
Hello (OSPF)
virtual LAN
29. Operation - Administration - and Maintenance.
OAM
AS_PATH prepending
CEF
VLAN filtering
30. Single-bit fields in the TCP header. For example - the TCP SYN and ACK code bits are used during connection establishment.
radio management aggregation
TCP code bits
Distance Vector Multicast Routing Protocol
classful IP addressing
31. In TCP - a TCP host sets the TCP header's Window field to the number of bytes it allows the other host to send before requiring an acknowledgement. In effect - the receiving host - by stating a particular window size - grants the sending host the rig
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183
32. A field in the IP header that is decremented at each pass through a Layer 3 forwarding device.
well-known mandatory
BECN
Time to Live
TCP intercept
33. An MPLS LSR that can forward and receive both labeled and unlabeled packets.
Virtual Router Redundancy Protocol
AS_PATH access list
edge LSR
SSID
34. A neighbor state that signifies the other router has reached neighbor status - having passed the parameter check.
IGMPv3 Host Membership Query
DS3
2Way (OSPF)
service set identifier
35. A term referring to the MQC class-map command and its related subcommands - which are used for classifying packets.
PQ
Expedited Forwarding
area (OSPF)
class map
36. A Cisco-proprietary feature by which multiple routers can provide interface IP address redundancy - as well as cause a set of clients to load-balance their traffic across multiple routers inside the GLBP group.
OFDM
man-in-the-middle attack
Distance Vector Multicast Routing Protocol
Gateway Load Balancing Protocol
37. A standard (RFC 951) protocol by which a LAN-attached host can dynamically broadcast a request for a server to assign it an IP address - along with other configuration settings - including a subnet mask and default gateway IP address.
Boot Protocol
encapsulation replication
Operation - Administration - and Maintenance
weighted round-robin
38. With OSPF - the timer used to determine when a neighboring router has failed - based on a router not receiving any OSPF messages - including Hellos - in this timer period.
BSR
Inter-Switch Link
access link
Dead Time/Interval
39. A 3-bit field in an MPLS header used for marking frames.
ORIGIN
FECN
CBWFQ
MPLS Experimental (EXP)
40. With EIGRP - a purposefully slowly changing measurement of round-trip time between neighbors - from which the EIGRP RTO is calculated.
quantum value
Smoothed Round-Trip Time
Operation - Administration - and Maintenance
Alternate state
41. The original standardized set of generic SNMP MIB variables - defined in RFC 1158.
token bucket
MIB-I
SSID
split horizon
42. Data-link connection identifier.
Structure of Management Information
CB Marking
Bipolar Violation
DLCI
43. A designated router that is directly connected with a source of the multicast group.
receiver's advertised window
provider edge
802.11n
source DR
44. The list of entries learned by the switch DHCP snooping feature. The entries include the MAC address used as the device's DHCP client address - the assigned IP address - the VLAN - and the switch port on which the DHCP assignment messages flowed.
DHCP snooping binding database
InARP
switched interface
shared distribution tree
45. Virtual circuit.
interface ID
IGMPv3 Host Membership Report
infrastructure mode
VC
46. Label Distribution Protocol.
AR access rate.
LDP
Management Information Base
peak information rate
47. The common set of IOS configuration commands that is used with each QoS feature whose name begins with "Class-Based."
VRF Lite
Modular QoS CLI
U/L bit
inspection rule
48. A router that should not be used to forward packets between other routers. Other routers will not send Query messages to a stub router.
TDM hierarchy
Layer x PDU
B8ZS
stub router (EIGRP)
49. Secure Copy Protocol - one of the many ways of transferring files to and from Cisco IOS routers and switches.
adjacent-layer interaction
SCP
PHP
distribution list
50. An optional transitive BGP path attribute that - for a summary route - lists the BGP RID and ASN of the router that created the summary.
DD
Network Time Protocol
point coordination function
AGGREGATOR