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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. Protocol Independent Multicast sparse-mode routing protocol.
IP Control Protocol
PIM-SM
switched interface
single-rate - three-color policer
2. An event in which a new packet arrives - needing to be placed into a queue - and the queue is full
tail drop
community VLAN
WCCP cluster
CIDR
3. 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.
Dynamic Multipoint VPN
RA
aggregatable global unicast address
WRED
4. An IOS feature in which multiple routing tables and routing forwarding instances exist in a single router - with interfaces being assigned to one of the several VRFs. This feature allows separating of routing domains inside a single router platform.
Outside Global address
DHCP
Multi-VRF CE
Protocol Independent Multicast sparse-mode routing protocol
5. A type of OSPF packet used to exchange and acknowledge LSA headers. Sometimes called DBD.
OTP
Cell Loss Priority
Database Description
metric
6. A mechanism that counters collisions caused by hidden nodes. If enabled - the station or access point must first send an RTS frame and receive a CTS frame before sending each data frame.
WTD
dual stack
DAI
request-to-send/clear-to-send
7. 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).
I/G bit
RGMP
component route
GetNext
8. A reserved value for the BGP COMMUNITY path attribute that implies that the route should not be advertised outside the local confederation sub-AS.
route poisoning
LOCAL_AS
prefix list
wireless LAN controller
9. When a PIM-SM router switches from RPT to SPT - it sends a PIM-SM Prune message for the source and the group with the RP bit set to its upstream router on the shared tree. RFC 2362 uses the notation PIM-SM (S - G) RP-bit Prune for this message.
PIM-SM (S -G) RP-bit Prune
IGMPv3 Host Membership Query
Query (EIGRP)
Type of Service byte
10. 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.
NLRI
WCCP
RD
finish time
11. Customer edge.
CE
MSS
actual queue depth
congestion window
12. Defines a particular behavior for FTP regarding the establishment of TCP data connections. In passive mode - an FTP server uses the FTP PORT command - over the FTP control connection - to tell the FTP client the port on which the server will be liste
SNMP manager
DE
IEEE 802.1X
passive mode FTP
13. With shaping - the number of bits allowed to be sent every Tc. Also defines the size of the token bucket when Be = 0.
Committed Burst
window
source-based distribution tree
MLP LFI
14. An 802.1w RSTP port state in which the port is not forwarding or receiving; covers 802.1d port states disabled - blocking - and listening.
DMVPN
E2 route (OSPF)
discarding state
listening state
15. A type of OSPF packet - used to communicate LSAs to another router.
SSM
Link-State Update
HDB3
CWND
16. The term referring to a group of iBGP routers in a confederation - with the group members being assigned a hidden ASN for the purposes of loop avoidance.
RITE
Clear To Send
sub-AS
EUI-64
17. The process of forwarding packets through a router. Also call IP routing.
IP forwarding
SMI
same-layer interaction
Forward Explicit Congestion Notification
18. Defined in IEEE 802.1d - a protocol used on LAN bridges and switches to dynamically define a logical network topology that allows all devices to be reached - but prevents the formation of loops.
CDPCP
Spanning Tree Protocol
Loop Guard
6to4
19. An NTP mode in which an NTP host adjusts its clock in relation to an NTP server's clock.
NTP client mode
network type (OSPF)
subnet
SCP
20. A Cisco switch feature that allows separation of ports as if they were in separate VLANs - while allowing the use of a single IP subnet for all ports.
OOF
CBWFQ
modified tail drop
private VLAN
21. The process of changing the electrical characteristics on a transmission medium - based on defined rules - to represent data.
encoding
ATOMIC_AGGREGATE
default route
MIB-II
22. Cisco Wireless LAN Solution Engine.
IP routing
Expedited Forwarding
TDM hierarchy
WLSE
23. An FRF standard for Frame Relay-to-ATM Service Interworking in which both DTEs use Frame Relay - with ATM in between.
LCP
FRF.5
HDB3
SRR
24. A routing protocol feature by which the routing update includes only routes that have changed - rather than include the entire set of routes.
PHB
E2 route (OSPF)
802.1Q
partial update
25. Label Switch Router.
optional nontransitive
route reflector
TTL
LSR
26. Cisco Express Forwarding.
Excess
Hot Standby Router Protocol
PVST+
CEF
27. A characteristic of OSPF interfaces that determines whether a DR election is attempted - whether or not neighbors must be statically configured - and the default Hello and Dead timer settings.
WFQ
IGMPv3 Host Membership Query
Message Digest 5
network type (OSPF)
28. Database Description.
Layer 2 payload compression
weighted tail drop
DD
MLP LFI
29. A term used with Cisco LAN switches - referring to a DSCP value used when making QoS decisions about a frame. This value may not be the actual DSCP value in the IP header encapsulated inside the frame.
internal BGP
global routing prefix
route reflector
internal DSCP
30. Hot Standby Router Protocol.
FRF.11-c
network layer reachability information
HSRP
going active
31. Peak information rate.
transit router (OSPF)
dual-rate - three-color policer
source DR
PIR
32. Link-State Update.
LACP
neighbor state
LSU
stub router (EIGRP)
33. A reserved value for the BGP COMMUNITY path attribute that implies that the route should not be advertised outside the local AS.
Enhanced Local Management Interface
Outside Local address
NO_EXPORT
IP routing
34. A commonly used name for Multi-VRF CE.
Digital Signal Level 0
VRF Lite
SNMP agent
encapsulation replication
35. Copper cable with RJ-45 connectors in which a twisted pair at pins 1 -2 on the first end of the cable is connected to pins 3 -6 on the other end - with a second pair connected to pins 3 -6 on the first end and pins 1 -2 on the other end.
broadcast domain
LSR
Password Authentication Protocol
cross-over cable
36. Time Interval.
Tc
active scanning
VTP pruning
CQ
37. Network Based Application Recognition.
EAPoL
trunking
MRT
NBAR
38. An OSPF external route for which internal OSPF cost is not added to the cost of the route as it was redistributed into OSPF.
PVC
EAPoL
Neighbor Discovery Protocol
E2 route (OSPF)
39. The 802.1X driver that supplies a username/password prompt to the user and sends/receives the EAPoL messages.
supplicant
class map
FRF.9
E1
40. Enhanced Local Management Interface.
ELMI
Time Interval (Tc)
power-save mode
SSH
41. Variable name for the time interval used by shapers and by CAR.
Time Interval (Tc)
Multicast Source Discovery Protocol (MSDP)
receiver's advertised window
CS
42. With RIP - a per-route timer (default 180 seconds) that begins when a route's metric changes to a larger value.
IPv4
Triggered Extensions to RIP for On-Demand Circuits
Holddown timer
MPLS TTL propagation
43. 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
expedite queue
weighted fair queuing
Protocol Independent Multicast sparse-mode routing protocol
VLSM
44. 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.
SNMP agent
hardware queue
global routing prefix
RMON event
45. Neighbor Discovery Protocol.
ASN
Layer x PDU
RID
ND
46. Protects against problems caused by unidirectional links between two switches. Watches for loss of received Hello BPDUs - in which case it transitions to a loop-inconsistent state instead of transitioning to a forwarding state.
Loop Guard
RPF check
adjacency (EIGRP)
Reverse ARP
47. An 802.1d STP port state in which the port sends and receives frames.
forwarding state
802.11g
Virtual Routing and Forwarding table
NO_EXPORT_SUBCONFED
48. Service set identifier.
weighted fair queuing
SSID
priority queue
isolated VLAN
49. A process used in routers that are encrypting traffic to permit egress QoS actions to be taken on traffic that is being encrypted on that router. QoS pre-classification keeps a copy of each packet to be encrypted in memory long enough to take the app
Hello (EIGRP)
neighbor state
subnet zero
QoS pre-classification
50. Spanning Tree Protocol.
STP
TKIP
Context-Based Access Control
PPP