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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. Enhanced Local Management Interface.
ELMI
MLD
RD
peer group
2. The IP address used by hosts as the default gateway in a VRRP configuration. This address is shared by two or more VRRP routers - much as HSRP works.
Multicast Open Shortest Path First
DR
confederation
virtual IP address
3. The combination of MPLS labels and links over which a packet will be forwarded over an MPLS network - from the point of ingress to the MPLS network to the point of egress.
Expedited Forwarding
global routing prefix
weighted round-robin
label switched path
4. An interface on a Cisco IOS-based switch that is treated as if it were an interface on a router.
routed interface
multicast MAC address
alternate mode
Inform
5. Dynamic Trunking Protocol.
BECN
E1
DTP
ELMI
6. An 802.1d STP transitory port state in which the port does not send or receive frames - but does learn the source MAC addresses from incoming frames.
learning state
WRED
native VLAN
Digital Signal Level 1
7. A specification for the 64-bit interface ID in an IPv6 address - composed of the first half of a MAC address - hex FFFE - and the last half of the MAC.
LSAck
EUI-64
Point-to-Point Protocol
soft reconfiguration
8. A NAT term describing an IP address representing a host that resides outside the enterprise network - with the address being used in packets outside the enterprise network.
WCCP cluster
Outside Global address
prefix
DSCP-to-threshold map
9. An Internet standard authentication protocol that uses secure hashes and a three-way handshake to perform authentication over a PPP link.
Challenge Handshake Authentication Protocol
802.11g
Access Control Entry
OFDM
10. In the context of SNMP - the Response command is sent by an SNMP agent - back to a manager - in response to any of the three types of Get requests - or in response to a Set request. It is also used by a manager in response to a received Inform comman
router ID
User Priority
Response (SNMP)
Get (SNMP)
11. An individual line in an ACL.
generic routing encapsulation
PIR
Access Control Entry
Classless IP Addressing
12. When subnetting a class A - B - or C address - the subnet for which all subnet bits are binary 0.
subnet zero
transit network (OSPF)
confederation identifier
Enhanced Local Management Interface
13. A DiffServ PHB that defines eight values that provide backward compatibility with IP Precedence.
global routing prefix
Class Selector
MPLS Experimental (EXP)
Class of Service
14. Type of Service byte.
AutoQos
label binding
ToS byte
HDB3
15. The second byte of the IP header - formerly known as the ToS byte and redefined by DiffServ.
DS field
Outside Global address
NTP server mode
TCP code bits
16. A characterization of a BGP path attribute in which BGP implementations are not required to support the attribute (optional) - and for which if a router receives a route with such an attribute - the router should forward the attribute unchanged (tran
optional transitive
designated router (OSPF)
Holddown timer
Update timer (RIP)
17. An Internet standard serial data-link protocol - used on synchronous and asynchronous links - that provides data-link framing - link negotiation - Layer 3 interface features - and other functions.
Point-to-Point Protocol
Internet Group Management Protocol
Network Based Application Recognition
FRF.12
18. Sent by a PIM router - by default every 30 seconds - on every interface on which PIM is configured to discover neighbors - establish adjacency - and maintain adjacency.
LSR
ABR
AS number
PIM Hello message
19. Inside telcos' original TDM hierarchy - a unit that combines multiple DS0s into a single channel
PIM-SM
edge LSR
Distance Vector Multicast Routing Protocol
Digital Signal Level 1
20. When a wireless station connects to an access point - the access point assigns an association ID (AID) to the station. Various protocols - such as power-save mode - make use of the association ID.
Time to Live
ND
association ID
IGMPv2 Host Membership Report
21. A standard (RFC 3768) feature by which multiple routers can provide interface IP address redundancy so that hosts using the shared - virtual IP address as their default gateway can still reach the rest of a network even if one or more routers fail.
T1
Virtual Router Redundancy Protocol
PAP
map class
22. A field within a route entry in a routing update - used to associate a generic number with the route. It is used when passing routes between routing protocols - allowing an intermediate routing protocol to pass information about a route that is not n
access link
FECN
Remote VLAN
Route Tag field
23. An MQC-based feature of IOS that is used to classify and mark packets for QoS purposes.
Class-Based Marking
FD
BackboneFast
strict priority
24. The range 233.0.0.0 through 233.255.255.255 that IANA has reserved (RFC 2770) on an experimental basis. It can be used by anyone who owns a registered autonomous system number to create 256 global multicast addresses.
GLOP addressing
BDR
payload compression
CSMA/CD
25. 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.
static length subnet masking
transit router (OSPF)
provider router
adjacent-layer interaction
26. Any other router - sharing a common data link - with which a router exchanges Hellos - and for which the parameters in the Hello pass the parameter-check process.
2Way (OSPF)
RID
neighbor (OSPF)
Fast Secure Roaming
27. Temporal Key Integrity Protocol.
NTP broadcast client
TKIP
NTP client mode
EAP
28. With OSPF - the timer used to determine when a neighboring router has failed - based on a router not receiving any OSPF messages - including Hellos - in this timer period.
actual queue depth
Dead Time/Interval
IPv4
Modular QoS CLI
29. On a serial cable - the pin lead set by the DCE to imply a working link.
Management Information Base
MRT
RMON alarm
Data Carrier Detect
30. 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.
NTP client mode
LOCAL_AS
dual-rate - three-color policer
NTP broadcast client
31. With EIGRP - the metric value for the lowest-metric route to a particular subnet.
Network Address Translation
IP PBX
Feasible Distance
partial SPF calculation
32. A group of devices on one or more LANs that are configured (using management software) so that they can communicate as if they were attached to the same wire - when - in fact - they are located on a number of different LAN segments. Because VLANs are
DS0
virtual LAN
Type of Service byte
Lead Content Engine
33. An MPLS application that allows the MPLS network to connect to multiple different IP networks - with overlapping IP addresses - and provide IP connectivity to those multiple networks.
VPN label
MPLS VPNs
Route Tag field
BGP decision process
34. Multilayer Switching.
shaped round-robin
active (EIGRP)
MLS
Ack (EIGRP)
35. Extensible Authentication Protocol.
EAP
fully adjacent (OSPF)
route redistribution
MRTT
36. Defined in IEEE 802.1s - a specification for multiple STP instances when using 802.1Q trunks
Multiple Spanning Trees
DAI
UniDirectional Link Detection
CB Marking
37. The process of sending an infinite-metric route in routing updates when that route fails.
BGP decision process
conform
route poisoning
AS_SEQUENCE
38. With a routing update - or routing table entry - the portion of a route that defines the next router to which a packet should be sent to reach the destination subnet. With routing protocols - the Next Hop field may define a router other than the rout
beacon
Next Hop field
data communications equipment
stateless autoconfiguration
39. Cisco-proprietary STP feature in which a switch port monitors for STP BPDUs of any kind - err-disabling the port upon receipt of any BPDU.
BPDU Guard
source registration
Router-Port Group Management Protocol
DHCP snooping
40. An optional contention-free 802.11 access protocol that requires the access point to poll wireless stations before they are able to send frames. Not commonly implemented.
process switching
link-state advertisement
Extended Superframe
point coordination function
41. A Cisco IOS queuing tool that uses MQC configuration commands - reserves a minimum bandwidth for some queues - provides high-priority scheduling for some queues - and polices those queues to prevent starvation of lower-priority queues during interfac
counting to infinity
CGMP
low-latency queuing
AIS
42. A BGP router in an AS that uses route reflectors - but that is not aided by any RR server.
Per-Hop Behavior
route reflector non-client
Goodbye (EIGRP)
blocking state
43. A protection against problems caused by unidirectional links between two switches. Uses messaging between switches to detect the loop - err-disabling the port when the link is unidirectional.
DHCP
provider router
UniDirectional Link Detection
GetBulk
44. A calculated TCP variable - used along with the TCP CWND variable - to dictate a TCP sender's behavior when it recognizes packet loss. As CWND grows after packet loss - the TCP sender increases CWND based on Slow Start rules - until CWND grows to be
MLD
designated router (OSPF)
Slow Start Threshold
token bucket
45. Advanced Encryption Standard A superior encryption mechanism that is part of the 802.11i standard and has much stronger security than TKIP.
generic routing encapsulation
AES
FRF.11-c
Reply (EIGRP)
46. An IEEE standard that - when used with EAP - provides user authentication before their connected switch port allows the device to fully use the LAN.
Access Control Server
active (EIGRP)
Expedited Forwarding
IEEE 802.1X
47. An IPv6/IPv4 tunneling method that allows isolated IPv6 domains to be connected over an IPv4 network.
T1
6to4
CDP Control Protocol
Boot Protocol
48. Measured Round-Trip Time.
MRTT
Frame Relay LFI Using Multilink PPP (MLP)
orthogonal frequency division multiplexing
association ID
49. Static length subnet masking.
MOSPF
SLSM
Database Description
MIB-II
50. Bipolar 8 Zero Substitution. A serial-line encoding standard that substitutes Bipolar Violations in a string of eight binary 0s to provide enough signal transitions to maintain synchronization.
B8ZS
backup designated router
Area Border Router
MD5 hash