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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. Timer An STP timer that dictates how long a port should stay in the listening state and the learning state.
DTE
VRRP Master router
Remote VLAN
Forward Delay
2. An EIGRP message that is used to acknowledge reliable EIGRP messages - namely Update - Query - and Reply messages. Acks do not require an Ack.
Forwarding Equivalence Class
Resource Reservation Protocol (RSVP)
Ack (EIGRP)
FEC
3. A Cisco IOS queuing tool that uses MQC configuration commands and reserves a minimum bandwidth for each queue.
counting to infinity
WRR
Class-Based Weighted Fair Queuing
prefix list
4. Class-Based Marking.
CB Marking
soft reconfiguration
DSSS
limiting query scope (EIGRP)
5. A term referring to EIGRP's internal processing logic.
poison reverse
IP Precedence
Diffusing Update Algorithm
supplicant
6. The process of taking routes known through one routing protocol and advertising those routes with another routing protocol.
Inform
ARP
Voice over Frame Relay
route redistribution
7. Wired Equivalent Privacy.
SN
Dynamic Trunking Protocol
WEP
community VLAN
8. A T1 alarm state that occurs when the receiver can no longer consistently identify the frame. See LOF.
Out of Frame
Local Management Interface
AS number
MRTT
9. A BGP router that forwards iBGP-learned routes to other iBGP routers.
route reflector server
ATOMIC_AGGREGATE
Route Tag field
FHSS
10. An STP timer that dictates how long a switch should wait when it ceases to hear Hellos.
HSRP
NCP
Ready To Send
Maxage timer (STP)
11. A BGP feature that defines the IP TTL field value in packets sent between two eBGP peers. This feature is required when using IP addresses other than the interface IP address on the link between peers.
Multi-VRF CE
Boot Protocol
eBGP multihop
Label Distribution Protocol
12. Defined in RFC 3748 - the protocol used by IEEE 802.1X for exchanging authentication information.
time-division multiplexing
native VLAN
LACP
Extensible Authentication Protocol
13. Layer 2 payload compression.
payload compression
MPLS Experimental (EXP)
eBGP multihop
Cisco Express Forwarding
14. A 3-tuple consisting of an IP address - port number - and transport layer protocol. TCP connections exist between a pair of sockets.
BGP decision process
socket
egress PE
SN
15. A TCP variable that defines the largest number of bytes allowed in a TCP segment's Data field. The calculation does not include the TCP header. With a typical IP MTU of 1500 bytes - the resulting default MSS would be 1460. TCP hosts must support an M
FEC
VLAN Trunking Protocol
infrastructure mode
Maximum Segment Size
16. Type of Service byte.
ToS byte
Differentiated Services
virtual circuit
direct sequence spread spectrum
17. The underlying algorithms associated with RIP.
distributed coordination function
SF
ATOMIC_AGGREGATE
distance vector
18. The process of taking the payload inside a Layer 2 frame - including the headers of Layer 3 and above - compressing the data - and then uncompressing the data on the receiving router.
eBGP multihop
DSCP-to-CoS map
TACACS+
Layer 2 payload compression
19. The innermost MPLS header in an packet traversing an MPLS VPN - with the label value identifying the forwarding details for the egress PE's VRF associated with that VPN.
MPLS TTL propagation
WCCP cluster
VPN label
remote label
20. 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.
shaped mode
Source-Specific Multicast (SSM)
Route Target
neighbor (EIGRP)
21. Part of the Cisco IOS Firewall feature set - CBAC inspects traffic using information in the higher-layer protocols being carried to decide whether to open the firewall to specific inbound traffic. CBAC supports both UDP and TCP and multiple higher-la
Context-Based Access Control
Dual FIFO
FD
stuck-in-active
22. Measured Round-Trip Time.
ASN
enable password
MRTT
link-state database
23. A message sent by a multicast router - by default every 125 seconds - on each of its LAN interfaces to determine whether any host wants to receive multicast traffic for any group.
data terminal equipment
IGMPv3 Host Membership Query
pruning
edge LSR
24. An event in which a new packet arrives - needing to be placed into a queue - and the queue is full
Slow Start Threshold
full duplex
expedite queue
tail drop
25. Custom queuing
private AS
Assured Forwarding
full update
CQ
26. Diffusing Update Algorithm.
distance vector
DUAL
Superframe
EUI-64
27. IP routing The simplest MPLS application - involving the advertisement of an IGP to learn IP routes - and LDP or TDP to advertise labels.
stateless autoconfiguration
software queue
encoding
MPLS unicast
28. The difference between the measured signal power and the noise power that a particular receiver sees at a given time. Higher SNRs generally indicate better performance.
LFI
signal-to-noise ratio
NTP
subnet zero
29. A BGP peer connection between two routers inside the same ASN - but in different confederation sub-autonomous systems.
confederation eBGP peer
designated router (PIM)
FRF.11-c
Wi-Fi Protected Access
30. The first 4 bits of the first octet must be 1110. The last 28 bits are unstructured.
enhanced editing
generic traffic shaping (GTS)
multicast IP address structure
AAA
31. Network Layer Protocol ID is a field in the RFC 2427 header that is used as a Protocol Type field in order to identify the type of Layer 3 packet encapsulated inside a Frame Relay frame.
NLPID
VTP
Zone-based IOS firewall
VRF table
32. A term referring to the MQC class-map command and its related subcommands - which are used for classifying packets.
802.11a
sequence number (OSPF)
class map
Dynamic ARP Inspection
33. Expedited Forwarding.
control plane
EF
SPAN
TCP code bits
34. Context-Based Access Control.
hello interval
LZS
CBAC
LSP
35. Aka network layer reachability information.
switched interface
NLRI
proxy ARP
transit router (OSPF)
36. A message sent by each host - either in response to a router Query or on its own - to all multicast groups for which it would like to receive multicast traffic.
IGMPv2 Host Membership Report
differentiated tail drop
stub network (OSPF)
DSL
37. A term used with Cisco LAN switches - referring to a queue treated with strict-priority scheduling.
penultimate hop popping (PHP)
VLSM
expedite queue
MIB walk
38. Virtual circuit.
VC
CWND
QV
DSR
39. The practice of defining boundaries that determine how far multicast traffic will travel in your network.
Graft Ack message
CGMP
multicast scoping
listening state
40. Data communications equipment.
DCE
MTU
subnet mask
dual stack
41. Cisco Express Forwarding.
CEF
RSTP
multicast IP address range
administratively scoped addresses
42. DCE devices are one of two devices on either end of a communications circuit - specifically the device with more control over the communications. Frame Relay switches are DCE devices. DCEs are also known as data circuit-terminating equipment (DTE).
FD
weight (BGP)
data communications equipment
DHCP snooping
43. The process of forwarding packets through a router. Also called IP forwarding.
limiting query scope (EIGRP)
IP routing
power-save mode
Neighbor Advertisement
44. A term used with WFQ for the number assigned to a packet as it is enqueued into a WFQ. WFQ schedules the currently lowest SN packet next.
power-save mode
NetFlow aggregator
NTP
sequence number (WFQ)
45. Backward Explicit Congestion Notification.
Forwarding Equivalence Class
Tc
BECN
Loop Guard
46. In MPLS VPNs - an entity in a single router that provides a means to separate routes in different VPNs. The VRF includes per-VRF instances of routing protocols - a routing table - and an associated CEF FIB.
peak information rate
IP forwarding
Virtual Routing and Forwarding table
Maxage timer (STP)
47. An NTP client that assumes that a server will send NTP broadcasts - removing the requirement for the client to have the NTP server's IP address preconfigured.
DE
NTP broadcast client
proxy ARP
FRF.9
48. An EIGRP message that informs neighbors about routing information. Update messages require an Ack.
Update (EIGRP)
prefix
AS_PATH prepending
VPN label
49. Area Border Router. An OSPF router that connects to the backbone area and to one or more non-backbone areas.
route poisoning
WEP
ABR
PCM
50. An STP timer that dictates the interval at which the Root switch generates and sends Hello BPDUs.
SRR
AS_PATH access list
NetFlow aggregator
Hello timer