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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. PIM-SM is a method of routing multicast packets that requires some intelligence in the network about the locations of receivers so that multicast traffic is not flooded into areas with no receivers. PIM Sparse Mode gets its name from the assumption t
Extensible Authentication Protocol
Bipolar 8 Zero Substitution
Alternate Mark Inversion
Protocol Independent Multicast sparse-mode routing protocol
2. Version 6 of the IP protocol - which uses 128-bit IP addresses.
IPv6
CS
MDRR
class map
3. A set of rules by which BGP examines the details of multiple BGP routes for the same NLRI and chooses the single best BGP route to install in the local BGP table.
confederation
Reverse ARP
BGP decision process
RP
4. Differentiated Services.
straight-through cable
GetNext
DiffServ
Dynamic Host Configuration Protocol
5. Backup designated router.
MaxAge (OSPF)
NO_ADVERT
BDR
Hello timer
6. A Cisco IOS feature that performs deep packet inspection to classify packets based on application layer information.
Network Based Application Recognition
SF
PIM-SM (S -G) RP-bit Prune
NAT
7. Bootstrap Router.
BSR
DTE
E1 route (OSPF)
ABR
8. 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
Cell Loss Priority
totally stubby area
service policy
9. The process of breaking a frame into pieces - sending some of the fragments - and then sending all or part of a different packet - all of which is done to reduce the delay of the second packet.
Virtual Routing and Forwarding table
Multi-VRF CE
RMON alarm
Link Fragmentation and Interleaving
10. Reported distance or Route Distinguisher.
stub area
CGMP
RD
Virtual Routing and Forwarding table
11. Network Control Protocol.
NCP
NSSA
TDM hierarchy
Modular QoS CLI
12. A switch feature that limits the number of allowed MAC addresses on a port - with optional limits based on the actual values of the MAC addresses.
quartet
VRRP Master router
route reflector server
port security
13. The most significant bit in the most significant byte of an Ethernet MAC address - its value implies that the address is a unicast MAC address (binary 0) or not (binary 1).
querier election
VLAN filtering
I/G bit
EGP
14. The signal strength of the RF signal at the output of the radio card or access point transmitter - before being fed into the antenna. Measured in milliwatts - watts - or dBm.
transmit power
Challenge Handshake Authentication Protocol
Digital Signal Level 0
community VLAN
15. A bit inside the Frame Relay header that - when set - implies that congestion occurred in the direction opposite (or backward) as compared with the direction of the frame.
E-LSR
internal router (OSPF)
QoS pre-classification
Backward Explicit Congestion Notification
16. Web Cache Communication Protocol.
PIM Hello message
Outside Global address
ORIGIN
WCCP
17. An OSPF external route for which internal OSPF cost is not added to the cost of the route as it was redistributed into OSPF.
administrative weight
DVMRP
ATOMIC_AGGREGATE
E2 route (OSPF)
18. Defined in IEEE 802.1s - a specification for multiple STP instances when using 802.1Q trunks
fraggle attack
Link-State Update
Multiple Spanning Trees
Area Border Router
19. The portion of PPP focused on supporting the CDP protocol.
Alternate state
distribution list
CDP Control Protocol
ACE
20. A router that should not be used to forward packets between other routers. Other routers will not send Query messages to a stub router.
active (EIGRP)
stub router (EIGRP)
MLD
BDR
21. A conceptual model used by shapers and policers to represent their internal logic.
IEEE 802.1X
multicast MAC address
token bucket
Bipolar Violation
22. A Cisco-proprietary Layer 2 protocol that enables a router to communicate to a switch which multicast group traffic the router does and does not want to receive from the switch.
Router-Port Group Management Protocol
PQ
dual token bucket
Maximum Response Time
23. With RIP - the regular interval at which updates are sent. Each interface uses an independent timer - defaulting to 30 seconds.
Update timer (RIP)
Network Address Translation
Modular QoS CLI
supplicant
24. 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
25. A method for how a TCP sender grows its calculated CWND variable - thereby growing the allowed window for the connection. Slow Start grows CWND at an exponential rate.
Slow Start
generic traffic shaping (GTS)
Frame Relay Forum
storm control
26. The RFC-standard MPLS protocol used to advertise the binding (mapping) information about each particular IP prefix and associated label. See also TDP.
Slow Start
overlapping VPN
Challenge Handshake Authentication Protocol
Label Distribution Protocol
27. Message sent by a PIM-DM router to its upstream router asking to quickly restart forwarding the group traffic; sent using the unicast address of the upstream router.
UniDirectional Link Detection
Area Border Router
IGMPv3 Host Membership Query
Graft message
28. A message sent by the multicast router - by default every 60 seconds - on each of its LAN interfaces to determine whether any host wants to receive multicast traffic for any group.
Spanning Tree Protocol
Access Control Entry
IGMPv1 Host Membership Query
DHCP
29. Per-Hop Behavior.
PHB
feasible successor
LZS
AR access rate.
30. A serial-line encoding standard that substitutes Bipolar Violations in a string of eight binary 0s to provide enough signal transitions to maintain synchronization.
Congestion Avoidance
Bipolar 8 Zero Substitution
ingress PE
Enhanced Local Management Interface
31. A method of providing dynamically configured spoke-to-spoke VPN connectivity in a hub-and-spoke network that significantly reduces configuration required on the spoke routers compared to traditional IPsec VPN environments.
source-specific addresses
MD5
NTP client mode
Dynamic Multipoint VPN
32. Finish time.
FT
Router-Port Group Management Protocol
ND
T1
33. Prefix list.
Rapid Spanning Tree Protocol
IP prefix list
MRTT
shaped mode
34. A reserved value for the BGP COMMUNITY path attribute that implies that the route should not be advertised outside the local AS.
Invalid timer
boot field
NO_EXPORT
variance
35. Internet Group Management Protocol.
Class-Based Marking
IGMP
EGP
MOSPF
36. In PIM-SM - the path of the group traffic that flows from the RP to the routers that need the traffic. It is also called the root-path tree (RPT) - because it is rooted at the RP.
shared distribution tree
BGP Update
transit network (OSPF)
VLAN filtering
37. On a serial cable - the pin lead set by the DCE to imply a working link.
RD
switched interface
Data Carrier Detect
Forwarding Equivalence Class
38. The process of installing a multicast application; also referred to as launching an application.
T3
internal BGP
joining a group
Modular QoS CLI
39. Access Control Server. A term referring generically to a server that performs many AAA functions. It also refers to the software product Cisco Secure Access Control Server.
AS_SEQUENCE
ACS
Maximum Response Time
Class-Based Marking
40. A term referring to the processes and bits in the data stream used to manage the Telco TDM hierarchy.
Operation - Administration - and Maintenance
single-rate - two-color policer
CoS
adjacency (EIGRP)
41. A 48-bit address that is calculated from a Layer 3 multicast address by using 0x0100.5E as the multicast vendor code (OUI) for the first 24 bits - always binary 0 for the 25th bit - and copying the last 23 bits of the Layer 3 multicast address.
multicast MAC address
distance vector
GetBulk
virtual LAN
42. A process whereby a switch - when making a forwarding decision - uses not only Layer 2 logic but other OSI layer equivalents as well.
Multilayer Switching
single-rate - two-color policer
Hot Standby Router Protocol
multicast scoping
43. A method of collecting traffic received on a switch port or a VLAN and sending it to specific destination ports on a switch other than the one on which it was received.
designated router (PIM)
AS_PATH access list
ORIGINATOR_ID
RSPAN
44. A workstation or server configured to collect and present RMON data for reporting purposes.
PVC
DSR
Superframe
RMON collector
45. With EIGRP - a purposefully slowly changing measurement of round-trip time between neighbors - from which the EIGRP RTO is calculated.
GLBP
MOSPF
summary route
Smoothed Round-Trip Time
46. 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
PDU
DCD
port security
47. With a routing update - or routing table entry - the portion of a route that defines the next router to which a packet should be sent to reach the destination subnet. With routing protocols - the Next Hop field may define a router other than the rout
LSRefresh
TTL scoping
Next Hop field
outer label
48. Weighted tail drop.
not-so-stubby area
distance vector
SSH
WTD
49. Router Advertisement.
subnet ID
224.0.0.6
TTL scoping
RA
50. Measured Round-Trip Time.
Reply (EIGRP)
Network Time Protocol
Common Spanning Tree
MRTT