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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. Penultimate hop popping.
Bipolar 8 Zero Substitution
SNMP agent
PHP
DSCP-to-CoS map
2. Sending a message from a single source or multiple sources to selected multiple destinations across a Layer 3 network in one data stream.
stateful autoconfiguration
multicasting
LOS
Multi-VRF CE
3. A type of AS_PATH segment consisting of an ordered list of ASNs through which the route has been advertised.
PAgP
AS_SEQUENCE
CHAP
Classless IP Addressing
4. Rendezvous point.
Out of Frame
IGMPv3 Host Membership Query
variable-length subnet masking
RP
5. A conceptual model used by shapers and policers to represent their internal logic.
token bucket
dual-rate - three-color policer
LZS
same-layer interaction
6. Removing unwanted VLANs from a Layer 2 path.
collision domain
root port
LZS
VLAN filtering
7. A name used for DS1 lines inside the European TDM hierarchy.
E1
smurf attack
policy routing
Auto-RP
8. A message sent by a host when it wants to leave a group - addressed to the All Multicast Routers address 224.0.0.2.
subnet mask
LSRefresh
IGMPv2 Leave
BGP decision process
9. Link-State Update.
MIB-II
adjacent (OSPF)
peak information rate
LSU
10. Single-bit fields in the TCP header. For example - the TCP SYN and ACK code bits are used during connection establishment.
confederation eBGP peer
RF channel
TCP code bits
query scope (EIGRP)
11. A packet-scheduling algorithm used in Cisco switches that provides similar behavior to CBWFQ in shared mode and polices in shaped mode.
NAT-PT
shaped round-robin
PPPoE
Expedited Forwarding
12. An EIGRP message that informs neighbors about routing information. Update messages require an Ack.
RT
High Density Binary 3
Update (EIGRP)
BSR
13. A process on a computing device that issues requests for SNMP MIB variables from SNMP agents - receives and processes the MIB data - and accepts unsolicited Trap messages from SNMP agents.
Wi-Fi Protected Access
Multicast Source Discovery Protocol (MSDP)
SNMP manager
RD
14. Operates in dense mode and depends on its own unicast routing protocol that is similar to RIP to perform its multicast functions.
ISATAP
Distance Vector Multicast Routing Protocol
MST
Update timer (RIP)
15. Layer x PDU.
LxPDU
multicast IP address structure
6to4
man-in-the-middle attack
16. A characterization of a network attack in which packets flow to the attacker - and then out to the true recipient. As a result - the user continues to send data - increasing the chance that the attacker learns more and better information.
man-in-the-middle attack
IGMPv1 Host Membership Query
VRF table
E1
17. 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
LOCAL_PREF
data communications equipment
loopback circuitry
EEM
18. The low-order 4 bits of the configuration register. These bits direct a router to load either ROMMON software (boot field 0x0) - RXBOOT software (boot field 0x1) - or a full-function IOS image.
E-LSR
DS1
boot field
policy map
19. The original MPLS protocol used to advertise the binding (mapping) information about each particular IP prefix and associated label. It is slightly different from LDP - but functionally equivalent. See also LDP.
subnet
RMON collector
Tag Distribution Protocol
passive mode FTP
20. 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.
IGMPv3 Host Membership Report
triggered updates
adjacent-layer interaction
Dynamic Multipoint VPN
21. An IPv6 address format used for publicly registered IPv6 addresses.
sequence number (WFQ)
aggregatable global unicast address
Wi-Fi Protected Access
Committed Burst
22. A Cisco 12000 series router feature that combines the key features of LLQ and CQ to provide similar congestion-management features.
multi-action policing
Modified Deficit Round-Robin
GRE
OFDM
23. The structure inside telcos' original digital circuit build-out in the mid-1900s - based upon using TDM to combine and disperse smaller DS levels into larger levels - and vice versa.
low-latency queuing
ATOMIC_AGGREGATE
TDM hierarchy
point coordination function
24. Link Access Procedure for Frame-Mode Bearer Services.
orthogonal frequency division multiplexing
LAPF
RT
inspection rule
25. Gateway Load Balancing Protocol.
AGGREGATOR
private VLAN
Join/Prune message
GLBP
26. Data Terminal Ready.
one-time password
NetFlow
DTR
Be
27. An alternative software loaded into a Cisco router - used for low-level debugging and for password recovery.
Frame Relay Forum
ROMMON
Hello timer
query scope (EIGRP)
28. An attack similar to a smurf attack - but using packets for the UDP Echo application instead of ICMP.
peak information rate
network allocation vector
MIB-I
fraggle attack
29. 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.
sticky learning
route reflector client
Dijkstra Algorithm
Gateway Load Balancing Protocol
30. A Cisco-proprietary messaging protocol used to negotiate the dynamic creation of PortChannels (EtherChannels) and to choose which ports can be placed into an EtherChannel.
classful IP addressing
Layer 2 payload compression
source-based distribution tree
Port Aggregation Protocol
31. Variable-length subnet masking.
ASN
VLSM
adjacency (EIGRP)
BGP decision process
32. Multicast addresses that are not assigned by IANA.
transient multicast group
LOCAL_AS
Holddown timer
designated router (PIM)
33. In the context of SNMP - the Get command is sent by an SNMP manager - to an agent - requesting the value of a single MIB variable identified in the request. The Get request identifies the exact variable whose value the manager wants to retrieve. Intr
MPD
Get (SNMP)
BGP decision process
stateful autoconfiguration
34. The condition in which a route has been in an EIGRP active state for longer than the router's Active timer.
stuck-in-active
SSThresh
weighted round-robin
AIS
35. Designed to solve the problems of multicast duplication and multicast routing loops. For every multicast packet received - a multicast router examines its source IP address - consults its unicast routing table - determines which interface it would us
OFDM
Link Control Protocol
RPF check
IGMPv1 Host Membership Report
36. Rapid Spanning Tree Protocol.
LFIB
Inside Global address
RSTP
designated port
37. A route that is created to represent one or more smaller component routes - typically in an effort to reduce the size of routing and topology tables.
generic traffic shaping (GTS)
software queue
BGP table
summary route
38. A network/subnet over which two or more OSPF routers have become neighbors - thereby being able to forward packets from one router to another across that network.
summary route
PortFast
LSP
transit network (OSPF)
39. Superframe
public wireless LAN
passive (EIGRP)
SF
LAPF
40. A switch feature with which the switch watches ARP messages - determines if those messages may or may not be part of some attack - and filters those that look suspicious.
Dynamic ARP Inspection
LOCAL_PREF
E3
Rapid Per-VLAN Spanning Tree Plus
41. 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
AS_PATH
EF
WLSE
Network Time Protocol
42. WRED compares this setting to the average queue depth to decide whether packets should be discarded. No packets are discarded if the average queue depth falls below this minimum threshold.
minimum threshold
Reply (EIGRP)
Virtual Routing and Forwarding table
ASN
43. 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.
VLAN Trunking Protocol
Per-VLAN Spanning Tree Plus
IGMPv1 Host Membership Query
IP prefix list
44. 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.
Expedited Forwarding
AS number
priority queuing
GLOP addressing
45. Carrier sense multiple access with collision detection. A media-access mechanism where devices ready to transmit data first check the channel for a carrier. If no carrier is sensed for a specific period of time - a device can transmit. If two devices
source-specific addresses
DSCP
CSMA/CD
learning state
46. A routing protocol feature for which the routing protocol sends routing updates immediately upon hearing about a changed route - even though it may normally only send updates on a regular update interval.
Be bucket
triggered updates
Modular QoS CLI
Local Management Interface
47. The process of forwarding packets through a router. Also call IP routing.
Label Distribution Protocol
IP forwarding
granted window
subnet ID
48. In shaping and policing - the definition of parameters that together imply the allowed rate and bursts.
Be
alternate mode
traffic contract
AAA
49. Cisco Group Management Protocol.
Label Distribution Protocol
Be bucket
CGMP
authentication method
50. A NAT term describing an IP address representing a host that resides inside the enterprise network - with the address being used in packets inside the enterprise network.
AF
CIR
VRF Lite
Inside Local address