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Test your basic knowledge |
CCIE Vocab
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certifications
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it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
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. Link-State Acknowledgment.
Network Address Translation-Protocol Translation
Modular QoS CLI
LSAck
marking down
2. A process on a computing device that accepts SNMP requests - responds with SNMP-structured MIB data - and initiates unsolicited Trap messages back to an SNMP management station.
dual stack
BGP table
Out of Frame
SNMP agent
3. Reliable Transport Protocol.
DS3
TCP intercept
RTP
administrative weight
4. Copper cable with RJ-45 connectors in which the wire at pin 1 on one end is connected to pin 1 on the other end; the wire at pin 2 is connected to pin 2 on the other end; and so on.
DSL
SCP
straight-through cable
VoFR
5. Jargon used to refer to the second of two buckets in the dual token bucket model; its size is Be.
RPVST+
Be bucket
DR
authentication method
6. A component that interfaces with a phone using IP and provides connections to the Public Switched Telephone Network (PSTN).
configuration register
IP PBX
boot field
LSA
7. 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.
traffic contract
minimum threshold
alternate mode
multicast MAC address
8. Defines a particular wireless LAN. The SSID configured in the radio card must match the SSID in the access point before the station can connect with the access point.
partial update
service set identifier
backbone area (OSPF)
E1 route (OSPF)
9. Permanent virtual circuit.
traffic contract
VLAN Trunking Protocol
PVC
U/L bit
10. An MPLS VPN term referring to an LSR that has no direct customer connections - meaning that the P router does not need any visibility into the VPN customer's IP address space.
backup state
component route
provider router
multicast IP address range
11. A WFQ term referring to its drop logic - which is similar to tail-drop behavior.
MD5 hash
CWND
EAP over LAN
modified tail drop
12. Data Carrier Detect.
RP
TCP code bits
tail drop
DCD
13. A well-known discretionary BGP path attribute that flags a route as being a summary route.
ATOMIC_AGGREGATE
LAPF
CSMA/CD
Goodbye (EIGRP)
14. The original standardized set of generic SNMP MIB variables - defined in RFC 1158.
confederation ASN
Digital Signal Level 3
not-so-stubby area
MIB-I
15. With EIGRP - a router sharing the same primary subnet - with which Hellos are exchanged - parameters match - and with which routes can be exchanged.
ATOMIC_AGGREGATE
MPLS VPNs
neighbor (EIGRP)
well-known mandatory
16. Distance Vector Multicast Routing Protocol.
DTR
DVMRP
VTP pruning
CBWFQ
17. An Internet standard authentication protocol that uses clear-text passwords and a two-way handshake to perform authentication over a PPP link.
SAFE Blueprint
Password Authentication Protocol
native VLAN
MRTT
18. An MPLS VPN term referring to the more efficient choice of popping the outer label at the second-to-last (penultimate) LSR - which then prevents the egress PE from having to perform two LFIB lookups to forward the packet.
penultimate hop popping (PHP)
Per-Hop Behavior
Digital Signal Level 0
Port Aggregation Protocol
19. A bit in the LAPF Frame Relay header that - when set to 1 - implies that the frame has experienced congestion.
pulse code modulation
Access Control Entry
Voice over Frame Relay
Forward Explicit Congestion Notification
20. With RIP - a per-route timer - which is reset and grows with the Invalid timer. When the Flush timer mark is reached (default 240 seconds) - the router removes the route from the routing table - and now accepts any other routes about the failed subne
customer edge
Route Target
Flush timer
multicast
21. Area Border Router. An OSPF router that connects to the backbone area and to one or more non-backbone areas.
ASBR
DTE
ABR
Flush timer
22. Customer edge.
prefix
CE
pruning
signal-to-noise ratio
23. The process of combining multiple synchronized input signals over a single medium by giving each signal its own time slot - and then breaking out those signals.
time-division multiplexing
link-local
B8ZS
internal router (OSPF)
24. Version 6 of the IP protocol - which uses 128-bit IP addresses.
Triggered Extensions to RIP for On-Demand Circuits
SNMP manager
COMMUNITY
IPv6
25. The OSPF data structure that describes topology information.
link-state advertisement
Label Distribution Protocol
active scanning
VRRP Master router
26. Neighbor Solicitation.
SPAN
PIR
NS
minimum threshold
27. Link Fragmentation and Interleaving.
LFI
stuck-in-active
advertised window
dual-rate - three-color policer
28. A designated router that is directly connected with a source of the multicast group.
Backward Explicit Congestion Notification
source DR
LSU
full update
29. A name used for DS1 lines inside the North American TDM hierarchy.
congestion window
T1
Dijkstra Algorithm
IP prefix list
30. A Cisco-proprietary LMI protocol - implemented in Cisco WAN switches and routers - through which the switch can inform the router about parameters for each VC - including CIR - Bc - and Be.
IP SLA responder
MIB walk
Enhanced Local Management Interface
PHB
31. A term used with WFQ for the number assigned to a packet as it is enqueued into a WFQ queue. WFQ schedules the currently lowest FT packet next.
reported distance
SNMP agent
finish time
AS_SEQUENCE
32. In MPLS VPNs - a 64-bit Extended Community path attribute attached to a BGP route for the purpose of controlling into which VRFs the route is added.
P router
SPF calculation
DS0
Route Target
33. The command used to initialize a SPAN or RSPAN session on a Catalyst switch.
monitor session
VTP pruning
custom queuing
graceful restart (OSPF)
34. An MQC configuration style by which one policy map calls a second policy map. For example - a shaping policy map can call an LLQ policy map to implement LLQ for packets shaped by CB Shaping.
ToS byte
sticky learning
nested policy maps
LSRefresh
35. The encapsulation of EAP messages directly inside LAN frames. This encapsulation is used between the supplicant and the authenticator.
CWND
EAP over LAN
VTP
route redistribution
36. The second most significant bit in the most significant byte of an Ethernet MAC address - a value of binary 0 implies that the address is a Universally Administered Address (UAA) (also known as Burned-In Address [BIA]) - and a value of binary 1 impli
boot field
Network Address Translation-Protocol Translation
monitor session
U/L bit
37. A Cisco-proprietary protocol that defines how to perform authentication between an authenticator (for example - a router) and an authentication server that holds a list of usernames and passwords.
LLQ
TACACS+
distributed coordination function
enhanced editing
38. Secure Shell protocol used for character-oriented command-line access and configuration. A highly secure alternative to Telnet.
Get (SNMP)
SSH
reported distance
IGMPv2 Host Membership Report
39. Common Spanning Tree.
User Priority
classless routing
RTP
CST
40. 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
LLQ
IPv4
Prune Override
EAPoL
41. The process of changing the electrical characteristics on a transmission medium - based on defined rules - to represent data.
disabled state
OAM
fraggle attack
encoding
42. From a Layer 1 perspective - the process of using special strings of electrical signals over a transmission medium to inform the receiver as to which bits are overhead bits - and which fit into individual subchannels.
straight-through cable
E3
pulse code modulation
framing
43. An MPLS term referring to the first of several labels when an MPLS-forwarded packet has multiple labels (a label stack).
Resource Reservation Protocol (RSVP)
upstream router
network layer reachability information
outer label
44. A DiffServ PHB that defines eight values that provide backward compatibility with IP Precedence.
Dijkstra Algorithm
Class Selector
Bipolar Violation
Graft message
45. Router-Port Group Management Protocol.
Digital Signal Level 3
route reflector client
RGMP
TACACS+
46. A DiffServ PHB - based on DSCP EF (decimal 46) - that provides low-latency queuing behavior as well as policing protection to prevent EF traffic from starving queues for other types of traffic.
Resource Reservation Protocol (RSVP)
hello interval
IP prefix list
Expedited Forwarding
47. Virtual Router Redundancy Protocol.
NetFlow
PPP
reported distance
VRRP
48. Defined in IEEE 802.1s - a specification for multiple STP instances when using 802.1Q trunks
limiting query scope (EIGRP)
QoS pre-classification
Resource Reservation Protocol (RSVP)
Multiple Spanning Trees
49. In the context of SNMP - the Inform command is sent by an SNMP manager to communicate a set of variables - and their values - to another SNMP manager. The main purpose is to allow multiple managers to exchange MIB information - and work together - wi
Inform
IPCP
Feasible Distance
multi-action policing
50. A BGP router in an AS that uses route reflectors - but that is not aided by any RR server.
route reflector non-client
Source-Specific Multicast (SSM)
modified tail drop
Trap (SNMP)
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