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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. Voice over Frame Relay.
MLS
VoFR
link-local
CDPCP
2. The PPP function for fragmenting packets - plus interleaving delay-sensitive later-arriving packets between the fragments of the first packet.
gateway of last resort
MLP LFI
LOF
data plane
3. Virtual circuit.
VC
802.11n
association ID
EAP over LAN
4. Regeneration of the Layer 2 encapsulation removed from frames forwarded in a SPAN session.
Cell Loss Priority
stateless autoconfiguration
exponential weighting constant
encapsulation replication
5. A field in the IP header that is decremented at each pass through a Layer 3 forwarding device.
Multicast Open Shortest Path First
Time to Live
ELMI
loopback circuitry
6. An IP variable that defines the largest size allowed in an IP packet - including the IP header. IP hosts must support an MTU of at least 576 bytes.
WEP
IGMPv2 Group-Specific Query
maximum transmission unit
spread spectrum
7. Defined in IEEE 802.1AD - defines a messaging protocol used to negotiate the dynamic creation of PortChannels (EtherChannels) and to choose which ports can be placed into an EtherChannel.
Link Aggregation Control Protocol
FRF.9
MPLS unicast
CHAP
8. An optimized Layer 3 forwarding path through a router or switch. CEF optimizes routing table lookup by creating a special - easily searched tree structure based on the contents of the IP routing table. The forwarding information is called the Forward
UDLD
Cisco Express Forwarding
Class-Based Marking
Differentiated Services Code Point
9. A bit in the Frame Relay header that - when set to 1 - means that if a device needs to discard frames - it should discard the frames with DE 1 first.
WPA
split horizon
Discard Eligible
multicast MAC address
10. With EIGRP - the route to each destination for which the metric is the lowest of all known routes to that network.
Alternate Mark Inversion
power-save mode
successor route
Reverse ARP
11. Any OSPF neighbor for which the database flooding process has completed.
PIM Hello message
multicast IP address structure
fully adjacent (OSPF)
reported distance
12. VLAN Trunking Protocol.
VTP
TTL scoping
unicast MAC address
LLQ
13. An OSPF external route for which internal OSPF cost is added to the cost of the route as it was redistributed into OSPF.
SSM
E1 route (OSPF)
scheduler
virtual LAN
14. Cell Loss Priority.
limiting query scope (EIGRP)
storm control
CLP
High Density Binary 3
15. As defined in RFC 3623 - graceful restart allows for uninterrupted forwarding in the event that an OSPF router's OSPF routing process must restart. The router does this by first notifying the neighbor routers that the restart is about to occur; the n
IP Control Protocol
graceful restart (OSPF)
RGMP
mark probability denominator
16. 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
passive mode FTP
Point-to-Point Protocol
IGMPv2 Leave
Multilayer Switching
17. After a host receives an IGMP Query - the amount of time (default - 10 seconds) the host has to send the IGMP Report.
NetFlow
Maximum Response Time
virtual LAN
administratively scoped addresses
18. With DiffServ - a DSCP marking and a related set of QoS actions applied to packets that have that marking.
prefix
PIR
active (EIGRP)
Per-Hop Behavior
19. An FRTS configuration construct - configured with the map-class frame-relay global configuration command.
root port
client tracking
map class
Link-State Acknowledgment
20. Uses Modular QoS CLI to control the amount and type of traffic handled by the router or switch control plane. Class maps identify traffic types - and then a service policy applied to the device control plane sets actions for each type of traffic.
listening state
port security
Control Plane Policing (CoPP)
sub-AS
21. Controls the distribution of multicast traffic by checking the TTL values configured on the interfaces. It forwards the multicast packet only on those interfaces whose configured TTL value is less than or equal to the TTL value of the multicast packe
TTL scoping
FRF.12
ORIGIN
Multicast Source Discovery Protocol (MSDP)
22. Layer 2 payload compression.
CB Marking
Outside Global address
metric
payload compression
23. 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
Bootstrap Router (BSR)
traffic contract
loopback circuitry
RID
24. A multicast routing protocol whose default action is to flood multicast packets throughout a network.
Lead Content Engine
granted window
dense-mode protocol
TCP SYN flood
25. A dotted-decimal number that represents a subnet. It is the lowest numeric value in the range of IP addresses implied by a subnet number and prefix/mask.
RARP
subnet number
sticky learning
Multicast Listener Discovery
26. 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).
Measured Round-Trip Time
TDM hierarchy
DD
data communications equipment
27. A 3-tuple consisting of an IP address - port number - and transport layer protocol. TCP connections exist between a pair of sockets.
DHCP snooping
socket
Class Selector
FRF.8
28. A Cisco IOS configuration tool for RIP and EIGRP for which the list matches routes in routing updates - and adds a defined value to the sent or received metric for the routes. The value added to the metric is the offset.
E3
SAFE Blueprint
offset list
listening state
29. A Cisco-proprietary feature. After a Cisco multicast router receives IGMP Join or Leave messages from hosts - it communicates to the connected Cisco switches - telling them which hosts (based on their unicast MAC addresses) have joined or left each m
proxy ARP
virtual IP address
Cisco Group Management Protocol
DSCP
30. A tunneling protocol that can be used to encapsulate many different protocol types - including IPv4 - IPv6 - IPsec - and others - to transport them across a network.
generic routing encapsulation
blocking state
LSA
Remote VLAN
31. Alarm Indication Signal. With T1s - the practice of sending all binary 1s on the line in reaction to problems - to provide signal transitions and allow recovery of synchronization and framing.
AIS
offset list
routed interface
BDR
32. The encapsulation of EAP messages directly inside LAN frames. This encapsulation is used between the supplicant and the authenticator.
EAP over LAN
prefix
multicast IP address range
DSCP-to-CoS map
33. Extensible Authentication Protocol.
ingress PE
joining a group
MaxAge (OSPF)
EAP
34. An Internet standard (RFC 1305) that defines the messages and modes used for IP hosts to synchronize their time-of-day clocks.
Network Time Protocol
subnet zero
fragmentation
backup designated router
35. Digital subscriber line - a common Internet service type for residential and business customers.
learning state
optional nontransitive
not-so-stubby area
DSL
36. Neighbor Advertisement.
Multicast Listener Discovery
triggered updates
NA
Superframe
37. The RFC-standard MPLS protocol used to advertise the binding (mapping) information about each particular IP prefix and associated label. See also TDP.
Extensible Authentication Protocol
Bipolar Violation
Label Distribution Protocol
CEF
38. Cisco Wireless LAN Solution Engine.
NTP
multicast scoping
LSP
WLSE
39. Removing unwanted VLANs from a Layer 2 path.
Update timer (RIP)
TCP intercept
PPPoE
VLAN filtering
40. A BGP ASN whose value is between 64 -512 and 65 -535. These values are not assigned for use on the Internet - and can be used for private purposes - typically either within confederations or by ISPs to hide the ASN used by some customers.
RMON alarm
rendezvous point
private AS
Forward Delay
41. An NTP mode in which an NTP host does not adjust its clock - but in which it sends NTP messages to clients so that the clients can update their clocks based on the server's clock.
NTP server mode
shaping rate
PDU
discarding state
42. A mapping between each DSCP value and a corresponding CoS value - often used in Cisco LAN switches when performing classification for egress queuing.
AS_PATH
Neighbor Advertisement
DSCP-to-CoS map
Loop Guard
43. In IP routing - a term referring to the building of IP routing tables by IP routing protocols.
control plane
Neighbor Advertisement
Label Switch Router
BGP table
44. With OSPF - the encapsulation of OSPF messages inside IP - to a router with which no common subnet is shared - for the purpose of either mending partitioned areas or providing a connection from some remote area to the backbone area.
virtual link
confederation
EEM
Class-Based Marking
45. Single-bit fields in the TCP header. For example - the TCP SYN and ACK code bits are used during connection establishment.
TCP code bits
point coordination function
Lead Content Engine
priority queuing
46. Any routing protocol that uses the concept of using the SPF algorithm with an LSDB to compute routes.
Multicast Source Discovery Protocol (MSDP)
link-state routing protocol
Superframe
SAFE Blueprint
47. With EIGRP - a router sharing the same primary subnet - with which Hellos are exchanged - parameters match - and with which routes can be exchanged.
AAAA
Wi-Fi Protected Access
BackboneFast
neighbor (EIGRP)
48. A BGP feature by which a router learns iBGP routes - and then forwards them to other iBGP peers - reducing the required number of iBGP peers while also avoiding routing loops.
route reflector
pulse code modulation
multicast IP address structure
Be
49. A type of OSPF stub area that - unlike stub areas - can inject external routes into the NSSA area.
not-so-stubby area
DR election (OSPF)
AS_PATH prepending
P router
50. Defined in RFC 2091 - the extensions define how RIP may send a full update once - and then send updates only when routes change - when an update is requested - or when a RIP interface changes state from down to up.
Area Border Router
RA
aggregate route
Triggered Extensions to RIP for On-Demand Circuits