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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. Flush timer.
Garbage timer
label binding
224.0.0.6
no drop
2. A set of all devices that receive broadcast frames originating from any device within the set. Devices in the same VLAN are in the same broadcast domain.
broadcast domain
permanent multicast group
PE
Assured Forwarding
3. A route that is created to represent one or more smaller component routes - typically in an effort to reduce the size of routing and topology tables.
encapsulation
FEC
subnet ID
summary route
4. The single port on each nonroot switch upon which the best Hello BPDU is received.
IGMPv3 Host Membership Report
input event
request-to-send/clear-to-send
root port
5. With RIP - the advertisement of a poisoned route out an interface - when that route was formerly not advertised out that interface due to split horizon rules.
generic routing encapsulation
poison reverse
OAM
remote label
6. 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.
Multicast Listener Discovery
NLPID
route reflector client
soft reconfiguration
7. A Cisco-proprietary protocol - used by LAN switches to communicate VLAN configuration.
policing rate
VLAN Trunking Protocol
ForeSight
straight-through cable
8. In OSPF - a router that is prepared to take over the designated router.
DTP
switched virtual circuit
eBGP
backup designated router
9. An attack by which the attacker initiates many TCP connections to a server - but does not complete the TCP connections - by simply not sending the third segment normally used to establish the connection. The server may consume resources and reject ne
WRED
IP PBX
TCP SYN flood
same-layer interaction
10. A routing protocol feature by which the routing update includes the entire set of routes - even if some or all of the routes are unchanged.
discarding state
full update
RXBOOT
GetNext
11. A calculation of the length of the AS_PATH PA - which includes 1 for each number in the AS_SEQ - 1 for an entire AS_SET segment - and possibly other considerations.
variance
classless interdomain routing
spread spectrum
AS_PATH length
12. With DiffServ - a DSCP marking and a related set of QoS actions applied to packets that have that marking.
Per-Hop Behavior
FHSS
MIB-I
internal BGP
13. The RMON function of sending a notification to an RMON collector or the console. Triggered by an RMON event.
SAFE Blueprint
DUAL
RMON alarm
Link-State Acknowledgment
14. RFC 1918-defined IPv4 network numbers that are not assigned as public IP address ranges - and are not routable on the Internet. Intended for use inside enterprise networks.
VRF table
classless interdomain routing
Reliable Transport Protocol
private addresses
15. The two computers use a protocol with which to communicate with the same layer on another computer. The protocol defined by each layer uses a header that is transmitted between the computers to communicate what each computer wants to do.
RADIUS
Multicast Open Shortest Path First
same-layer interaction
trunking
16. A state variable kept by a router for each known neighbor or potential neighbor.
neighbor state
link-state database
IPv4
signal-to-noise ratio
17. A multicast routing protocol whose default action is to flood multicast packets throughout a network.
DSSS
neighbor (EIGRP)
dense-mode protocol
mincir
18. Request-to-send/clear-to-send.
rendezvous point
LFIB
ingress PE
RTS/CTS
19. IP multicast address range from 224.0.0.0 through 239.255.255.255.
congestion window
outer label
multicast IP address range
policing rate
20. An MPLS VPN term referring to any LSR that connects to customers to support the forwarding of unlabeled packets - as well as connecting to the MPLS network to support labeled packets - thereby making the LSR be on the edge between the provider and th
provider edge
split horizon
FRF.8
BackboneFast
21. In the context of SNMP - the GetNext command is sent by an SNMP manager - to an agent - requesting the value of a single MIB variable. The GetNext request identifies a variable for which the manager wants the variable name and value of the next MIB l
PIM-SM (S -G) RP-bit Prune
GetNext
AS_PATH prepending
nested policy maps
22. Defined in RFC 3748 - the protocol used by IEEE 802.1X for exchanging authentication information.
Extensible Authentication Protocol
Data Terminal Ready
link-state advertisement
service set identifier
23. Diffusing Update Algorithm.
DUAL
Border Gateway Protocol
input event
InARP
24. 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.
active scanning
differentiated tail drop
Rapid Spanning Tree Protocol
RXBOOT
25. A multicast routing protocol that operates in dense mode and depends on the OSPF unicast routing protocol to perform its multicast functions.
disabled state
Multicast Open Shortest Path First
infrastructure mode
CHAP
26. An MPLS term referring to the MPLS label just before the IP header. Also called the VPN label when implementing MPLS VPNs.
source-based distribution tree
Extended Superframe
inner label
subnet number
27. Backward Explicit Congestion Notification.
feasible successor
BECN
SSThresh
broadcast domain
28. An optional nontransitive BGP path attribute that lists the route reflector cluster IDs through which a route has been advertised - as part of a loop-prevention process similar to the AS_PATH attribute.
CLUSTER_LIST
Assert message
MPLS unicast
CWND
29. A WRED process by which WRED does not discard packets during times in which a queue's minimum threshold has not been passed.
no drop
Virtual Routing and Forwarding table
IGMPv1 Host Membership Query
Discard Eligible
30. Another name for 802.1Q-in-Q. See 802.1Q-in-Q.
WLSE
Layer 2 protocol tunneling
triggered updates
Committed Burst
31. In the context of SNMP - the Set command is sent by an SNMP manager - to an agent - requesting that the agent set a single identified variable to the stated value. The main purpose is to allow remote configuration and remote operation - such as shutt
GLOP addressing
Spanning Tree Protocol
Set (SNMP)
Maximum Response Time
32. A convention for IP addresses in which class A - B - and C default network prefixes (of 8 - 16 - and 24 bits - respectively) are ignored.
Link Access Procedure for Frame-Mode Bearer Services
GetBulk
Message Digest 5
Classless IP Addressing
33. Multiple Spanning Trees.
cross-over cable
UniDirectional Link Detection
MST
MULTI_EXIT_DISC (MED)
34. VTP process that prevents the flow of broadcasts and unknown unicast Ethernet frames in a VLAN from being sent to switches that have no ports in that VLAN.
Local Management Interface
transit router (OSPF)
VTP pruning
Hello (OSPF)
35. 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.
active scanning
IGMPv2 Host Membership Report
FHSS
auto-negotiation
36. Time to Live.
TTL
transient multicast group
generic routing encapsulation
sequence number (WFQ)
37. The common set of IOS configuration commands that is used with each QoS feature whose name begins with "Class-Based."
UplinkFast
Modular QoS CLI
DSL
PDU
38. An IPv6/IPv4 tunneling method that allows isolated IPv6 domains to be connected over an IPv4 network.
T3
6to4
PHB
upstream router
39. In MPLS - a term used to define a label that an LSR allocates and then advertises to neighboring routers. The label is considered "local" on the router that allocates and advertises the label.
neighbor (OSPF)
IP Precedence
local label
MQC
40. A T1 alarm state that occurs when the receiver can no longer consistently identify the frame.
Data Terminal Ready
IP SLA responder
FD
Loss of Frame
41. A characterization of a BGP path attribute in which all BGP implementations must support and understand the attribute (well known) - but BGP Updates can either include the attribute or not depending on whether a related feature has been configured (d
signal-to-noise ratio
well-known discretionary
RMON alarm
Type of Service byte
42. 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.
point coordination function
maximum reserved bandwidth
Data-link connection identifier
PIM Hello message
43. A Cisco-proprietary LMI protocol - implemented in Cisco WAN switches and routers - through which the switch can inform the router about parameters for each VC - including CIR - Bc - and Be.
Enhanced Local Management Interface
DHCP snooping
ORIGINATOR_ID
PPP
44. The original standardized set of generic SNMP MIB variables - defined in RFC 1158.
Digital Signal Level 1
EAP
MIB-I
expedite queue
45. An FRTS configuration construct - configured with the map-class frame-relay global configuration command.
Inside Global address
map class
Dual FIFO
congestion window
46. The term referring to a group of iBGP routers in a confederation - with the group members being assigned a hidden ASN for the purposes of loop avoidance.
Inter-Switch Link
sub-AS
224.0.0.6
authentication - authorization - and accounting
47. The first 48 bits of an IPv6 global address - used for efficient route aggregation.
hardware queue
Superframe
PQ
global routing prefix
48. A term used with Cisco LAN switches - referring to a DSCP value used when making QoS decisions about a frame. This value may not be the actual DSCP value in the IP header encapsulated inside the frame.
internal DSCP
Cisco Group Management Protocol
DLCI
P router
49. An exterior routing protocol designed to exchange prefix information between different autonomous systems. The information includes a rich set of characteristics called path attributes - which in turn allows for great flexibility regarding routing ch
SNMP agent
Border Gateway Protocol
802.11g
LSP segment
50. An MQC-based feature of IOS that is used to classify and mark packets for QoS purposes.
PDU
Bc
global routing prefix
Class-Based Marking