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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. An early T1 framing standard.
Inform
Superframe
PIM-SM (S -G) RP-bit Prune
Bipolar 8 Zero Substitution
2. Multicast Open Shortest Path First.
proxy ARP
variance
finish time
MOSPF
3. A NAT term describing an IP address representing a host that resides inside the enterprise network - with the address being used in packets inside the enterprise network.
Digital Signal Level 1
Inside Local address
QV
NTP symmetric active mode
4. An 802.1d STP port state in which the port does not send or receive frames - except for listening for received Hello BPDUs.
unicast MAC address
weight (BGP)
blocking state
VTP pruning
5. In the context of SNMP - the Inform command is sent by an SNMP manager to communicate a set of variables - and their values - to another SNMP manager. The main purpose is to allow multiple managers to exchange MIB information - and work together - wi
Exterior Gateway Protocol
DVMRP
remote label
Inform
6. 64 bits at the end of an IPv6 global address - used to uniquely identify each host in a subnet.
UniDirectional Link Detection
SVC
PE
interface ID
7. Defined in RFC 826 - a protocol used on LANs so that an IP host can discover the MAC address of another device that is using a particular IP address.
dual stack
monitor session
Address Resolution Protocol
ABR
8. A Frame Relay traffic shaping feature during which the shaping rate is reduced when the shaper notices congestion through the receipt of BECN or ForeSight messages.
RITE
IPCP
Maxage timer (STP)
adaptive shaping
9. Carrier sense multiple access with collision detection. A media-access mechanism where devices ready to transmit data first check the channel for a carrier. If no carrier is sensed for a specific period of time - a device can transmit. If two devices
CSMA/CD
AGGREGATOR
time-division multiplexing
sub-AS
10. Alternate name for the SPF algorithm - named for its inventor - Edsger W. Dijkstra.
Excess
sub-AS
VTP
Dijkstra Algorithm
11. An FRF standard for LFI for data (FRF.3) VCs.
fraggle attack
framing
NBAR
FRF.12
12. A category used by a policer to classify packets relative to the traffic contract. With two-color policers - these packets are considered to be above the contract; for three-color - these packets are above the Bc setting - but within the Be setting.
exceed
shared distribution tree
weighted fair queuing
Multicast Source Discovery Protocol (MSDP)
13. A type of AS_PATH segment consisting of an unordered list of ASNs consolidated from component subnets of a summary BGP route.
IGMP snooping
data plane
eBGP
AS_SET
14. Inter-Switch Link.
User Priority
ISL
outer label
Frame Relay Forum
15. Designated router.
Reliable Transport Protocol
access link
reported distance
DR
16. For some encoding schemes - consecutive signals must use opposite polarity in an effort to reduce DC current. A BPV occurs when consecutive signals are of the same polarity.
WEP
Bipolar Violation
Invalid timer
LDP
17. A queuing scheduler concept - much like CQ's scheduler - in which queues are given some service in sequence. This term is often used with queuing in Cisco LAN switches.
weighted round-robin
hello interval
shaped round-robin
neighbor (OSPF)
18. An NTP mode in which an NTP host adjusts its clock in relation to an NTP server's clock.
NTP client mode
frequency hopping spread spectrum
RMON event
BGP Update
19. A strategy for subnetting a classful network for which all masks/prefixes are the same value for all subnets of that one classful network.
LOCAL_PREF
Outside Global address
static length subnet masking
fast switching
20. A problem that occurs when an AS does not run BGP on all routers - with synchronization disabled. The routers running BGP may believe they have working routes to reach a prefix - and forward packets to internal routers that do not run BGP and do not
routing black hole
SAFE Blueprint
Report Suppression mechanism
Dynamic Trunking Protocol
21. A term referring generically to a server that performs many AAA functions. It also refers to the software product Cisco Secure Access Control Server.
Multilayer Switching
Class of Service
CGMP
Access Control Server
22. Virtual LAN.
HSRP
single-rate - three-color policer
BPDU Guard
VLAN
23. Often used synonymously with neighbor - but with emphasis on the fact that all required parameters match - allowing routing updates to be exchanged between the routers.
adjacency (EIGRP)
Neighbor Solicitation
stub area
E1 route (OSPF)
24. A NAT term describing the process of multiplexing TCP and UDP flows - based on port numbers - to a small number of public IP addresses. Also called NAT overloading.
dual token bucket
average queue depth
Password Authentication Protocol
Port Address Translation
25. 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.
Expedited Forwarding
link-state routing protocol
association ID
BPDU Guard
26. A term relating to Cisco LAN switch tail-drop logic - in which multiple tail-drop thresholds may be assigned based on CoS or DSCP - resulting in some frames being discarded more aggressively than others.
Hello timer
differentiated tail drop
DSR
Address Resolution Protocol
27. An optional transitive BGP path attribute that - for a summary route - lists the BGP RID and ASN of the router that created the summary.
split horizon
AGGREGATOR
MQC
Tag Distribution Protocol
28. Challenge Handshake Authentication Protocol.
Link Aggregation Control Protocol
VC
router ID
CHAP
29. Exterior Gateway Protocol.
RPF check
class map
EGP
DCD
30. Customer edge.
dual token bucket
All OSPF Routers
Get (SNMP)
CE
31. A term referring to how a router views a BGP peer relationship - in which the peer is in another AS.
enhanced editing
External BGP
virtual circuit
local computation
32. A router feature used when a router sees an ARP request searching for an IP host's MAC - when the router believes the IP host could not be on that LAN because the host is in another subnet. If the router has a route to reach the subnet where the ARP-
route reflector server
proxy ARP
root port
Link Control Protocol
33. 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.
data plane
AF
SNMP agent
External BGP
34. Enables a wireless client to securely roam between access points in the same subnet or between subnets with access point handoff times within 50 ms.
Loop Guard
Fast Secure Roaming
TKIP
SRR
35. Version 4 of the IP protocol - which is the generally deployed version worldwide (at publication) - and uses 32-bit IP addresses.
Zone-based IOS firewall
WTD
IPv4
peak information rate
36. The process of running the SPF algorithm against the LSDB - with the result being the determination of the current best route(s) to each subnet.
ACE
TCP intercept
SPF calculation
administrative weight
37. 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.
inner label
remote label
eBGP multihop
PIM-SM
38. Three core security functions.
Zone-based IOS firewall
Dynamic Trunking Protocol
authentication - authorization - and accounting
MLS
39. A logical concept that represents the path over which frames travel between DTEs. VCs are particularly useful when comparing Frame Relay to leased physical circuits.
neighbor (EIGRP)
virtual circuit
enable secret
straight-through cable
40. Virtual Router Redundancy Protocol.
SSM
wireless LAN controller
VRRP
LACP
41. A contiguous group of data links that share the same OSPF area number.
Tag Distribution Protocol
area (OSPF)
Committed Burst
DSSS
42. A Frame Relay address used in Frame Relay headers to identify the VC
SRTT
Data-link connection identifier
traffic contract
IGMP
43. 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.
policy map
DSCP-to-CoS map
B8ZS
solicited node multicast
44. Another term for Port Address Translation. See PAT.
access link
FRF
weighted fair queuing
overloading
45. An event in which a new packet arrives - needing to be placed into a queue - and the queue is full
tail drop
AGGREGATOR
sequence number (WFQ)
anycast
46. An MPLS term referring to the MPLS label just before the IP header. Also called the VPN label when implementing MPLS VPNs.
inner label
VC
Bootstrap Router (BSR)
QV
47. From one perspective - DTE devices are one of two devices on either end of a communications circuit - specifically the device with less control over the communications. In Frame Relay - routers connected to a Frame Relay access link are DTE devices.
CBAC
default route
data terminal equipment
graceful restart (OSPF)
48. A T1 alarm state that occurs when the receiver can no longer consistently identify the frame.
HDB3
Loss of Frame
I/G bit
Extended Superframe
49. A NAT term describing an IP address representing a host that resides inside the enterprise network - with the address being used in packets outside the enterprise network.
IP Precedence
Port Aggregation Protocol
route map
Inside Global address
50. Permanent virtual circuit.
PVC
authentication server
MRT
customer edge