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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. 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.
priority (OSPF)
DVMRP
AIS
customer edge
2. A term referring generically to ways in which a router or switch can determine whether a particular device or user should be allowed access.
IP SLA
authentication method
Query (EIGRP)
SSH
3. A state for a route in an EIGRP topology table that indicates that the router believes that the route is stable - and it is not currently looking for any new routes to that subnet.
SCP
passive (EIGRP)
classful routing
Clear To Send
4. A type of OSPF packet used to discover neighbors - check for parameter agreement - and monitor the health of another router.
sequence number (OSPF)
Local Management Interface
Hello (OSPF)
NO_EXPORT_SUBCONFED
5. The range 232.0.0.0 through 232.255.255.255 that is allocated by IANA for SSM destination addresses and is reserved for use by source-specific applications and protocols.
NLRI
internal DSCP
VTP pruning
source-specific addresses
6. 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
Slow Start
Digital Signal Level 3
RPF check
RADIUS
7. A method of obtaining an IPv6 address that uses DHCPv6. See also stateless autoconfiguration.
stateful autoconfiguration
LFIB
Layer x PDU
Password Authentication Protocol
8. Point-to-Point Protocol.
data terminal equipment
DTIM interval
PPP
MTU
9. Committed information rate.
adjacent-layer interaction
CIR
Lead Content Engine
FD
10. 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
quartet
WEP
802.11n
Cisco Express Forwarding
11. Common Spanning Tree.
beacon
DTP
CST
forwarding state
12. Defines a particular behavior for FTP regarding the establishment of data TCP connections. In active mode - the FTP client uses the FTP PORT command - over the FTP control connection - to tell the FTP server the port on which the client should be lis
Next Hop field
LSU
active mode FTP
listening state
13. 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.
AES
backbone area (OSPF)
IP forwarding
private AS
14. A BGP process by which a router reapplies routing policy configuration (route maps - filters - and the like) based on stored copies of sent and received BGP Updates.
half duplex
variable-length subnet masking
soft reconfiguration
Alternate Mark Inversion
15. A standard (RFC 951) protocol by which a LAN-attached host can dynamically broadcast a request for a server to assign it an IP address - along with other configuration settings - including a subnet mask and default gateway IP address.
Neighbor Solicitation
Boot Protocol
private AS
SNMP agent
16. 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.
Neighbor Solicitation
Triggered Extensions to RIP for On-Demand Circuits
High Density Binary 3
FRF
17. On a serial cable - the pin lead set by the DCE to imply a working link.
Enhanced Local Management Interface
subnet zero
subnet mask
Data Carrier Detect
18. In BGP - a feature in which BGP routes cannot be considered to be a best route to reach an NLRI unless that same prefix exists in the router's IP routing table as learned via some IGP.
static length subnet masking
synchronization
Network Address Translation
FRF
19. With private VLANs - a secondary VLAN in which the ports can send and receive frames with each other - but not with ports in other secondary VLANS.
community VLAN
process switching
backup state
VPN label
20. Similar to an appliance firewall - in that interfaces are placed into security zones. Traffic is allowed between interfaces in the same zone. You can apply policies to filter and control traffic between zones.
Zone-based IOS firewall
Common Spanning Tree
customer edge
established
21. 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
RF channel
Digital Signal Level 1
one-time password
Cisco Group Management Protocol
22. The RMON function of sending a notification to an RMON collector or the console. Triggered by an RMON event.
no drop
PDU
querier election
RMON alarm
23. The second most significant bit in the most significant byte of an Ethernet MAC address - a value of binary 0 implies that the address is a Universally Administered Address (UAA) (also known as Burned-In Address [BIA]) - and a value of binary 1 impli
E2 route (OSPF)
Link Fragmentation and Interleaving
U/L bit
policy routing
24. A Cisco 12000 series router feature that combines the key features of LLQ and CQ to provide similar congestion-management features.
local label
Access Control Server
Modified Deficit Round-Robin
Maximum Response Time
25. An MPLS term referring to the first of several labels when an MPLS-forwarded packet has multiple labels (a label stack).
ASN
outer label
FIB
E3
26. The multicast addresses assigned by IANA.
permanent multicast group
RD
SMI
Get (SNMP)
27. Source-specific multicast.
All OSPF Routers
Control Plane Policing (CoPP)
strict priority
SSM
28. Defined in RFCs 1517-1520 - a scheme to help reduce Internet routing table sizes by administratively allocating large blocks of consecutive classful IP network numbers to ISPs for use in different global geographies. CIDR results in large blocks of n
same-layer interaction
DSCP-to-CoS map
classless interdomain routing
AMI
29. The multicast IP address 224.0.0.6 - listened for by DR and BDR routers.
EEM
All OSPF DR Routers
DTP
MQC
30. A set of DiffServ PHBs that defines 12 DSCP values - with four queuing classes and three drop probabilities within each queuing class.
SSThresh
port security
Assured Forwarding
Network Address Translation-Protocol Translation
31. Weighted random early detection.
Class-Based Weighted Fair Queuing
optional nontransitive
IOS Intrusion Prevention System (IPS)
WRED
32. From the perspective of one routing protocol - a route that was learned by using route redistribution.
full duplex
external route
overloading
Web Cache Communication Protocol
33. UniDirectional Link Detection.
IGMPv1 Host Membership Query
OTP
UDLD
Assert message
34. A component of the IOS IP SLA feature. An IP SLA responder is a router configured to respond to a particular IP SLA message initiated by another router - allowing the routers to work together to provide performance information including UDP jitter an
TDP
AMI
IP SLA responder
Digital Signal Level 3
35. In 802.1X - the computer that stores usernames/passwords and verifies that the correct values were submitted before authenticating the user.
stateless autoconfiguration
RTP header compression
authentication server
Cisco Group Management Protocol
36. A name used for DS3 lines inside the North American TDM hierarchy.
adaptive shaping
fraggle attack
T3
MLP LFI
37. An effort to reduce the query scope with EIGRP - using route summarization or EIGRP stub routers.
limiting query scope (EIGRP)
routed interface
query scope (EIGRP)
GRE
38. A queue created by Cisco IOS as a result of the configuration of a queuing tool.
software queue
LSA type (OSPF)
quantum value
totally stubby area
39. Forwarding Information Base.
FIB
low-latency queuing
Garbage timer
PPPoE
40. The password required by the enable command. Also - this term may specifically refer to the password defined by the enable password command.
VPN label
enable password
public wireless LAN
distributed coordination function
41. An integer setting for EIGRP and IGRP. Any FS route whose metric is less than this variance multiplier times the successor's metric is added to the routing table - within the restrictions of the maximum-paths command.
variance
Data Terminal Ready
link-local
shared distribution tree
42. 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
radio management aggregation
fast switching
NS
graceful restart (OSPF)
43. Management Information Base.
ELMI
PIM-SM (S -G) RP-bit Prune
MIB
GetBulk
44. An alternative software loaded into a Cisco router - used for basic IP connectivity; most useful when Flash memory is broken and you need IP connectivity to copy a new IOS image into Flash memory.
BOOTP
Hot Standby Router Protocol
Exterior Gateway Protocol
RXBOOT
45. AutoQoS is a macro that creates and applies quality of service configurations based on Cisco best-practice recommendations.
D4 framing
process switching
AutoQos
global routing prefix
46. With EIGRP - a timer started when a reliable (to be acknowledged) message is transmitted. For any neighbor(s) failing to respond in its RTO - the RTP protocol causes retransmission. RTO is calculated based on SRTT.
IP SLA responder
feasible successor
Retransmission Timeout
route reflector
47. Loss of Signal. A T1 alarm state that occurs when the receiver has not received any pulses of either polarity for a defined time period.
orthogonal frequency division multiplexing
point coordination function
LOS
MST
48. Reported distance or Route Distinguisher.
VRRP Master router
RD
WRR
Trap (SNMP)
49. An architecture and set of documents that defines Cisco's best recommendations for how to secure a network.
SAFE Blueprint
T1
MOSPF
LSRefresh
50. An FRF standard for payload compression.
PVC
EAPoL
tail drop
FRF.9