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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. A BGP path attribute that implies how the route was originally injected into some router's BGP table.
RSTP
ORIGIN
IGMP
Multiple Spanning Trees
2. A type of logic for how a router uses a default route. When a default route exists - and the class A - B - or C network for the destination IP address does not exist in the routing table - the default route is used. If any part of that classful netwo
Structure of Management Information
classful routing
counting to infinity
fragmentation
3. The IEEE standardized protocol for VLAN trunking.
802.1Q
WEP
TDM
anycast
4. The destination VLAN for an RSPAN session.
FRF.5
service policy
Remote VLAN
forwarding state
5. An STP timer that dictates how long a switch should wait when it ceases to hear Hellos.
Maxage timer (STP)
CIR
community VLAN
LSRefresh
6. A method for how a TCP sender grows its calculated CWND variable - thereby growing the allowed window for the connection. Congestion Avoidance grows CWND linearly.
Discard Eligible
policy routing
VRRP
Congestion Avoidance
7. Defined in RFC 3748 - the protocol used by IEEE 802.1X for exchanging authentication information.
Alternate Mark Inversion
Protocol Independent Multicast sparse-mode routing protocol
Extensible Authentication Protocol
Trap (SNMP)
8. Time-division multiplexing.
DHCP snooping binding database
Link Control Protocol
TDM
direct sequence spread spectrum
9. An IPv6 address format used for publicly registered IPv6 addresses.
aggregatable global unicast address
wireless LAN controller
NA
Link Aggregation Control Protocol
10. Link-state advertisement.
marking down
partial update
LSA
IGMP
11. 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.
LCP
Route Distinguisher
label switched path
Enhanced Local Management Interface
12. Diffusing Update Algorithm.
DSCP
DUAL
active (EIGRP)
beacon
13. 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
well-known mandatory
DSCP
hardware queue
optional transitive
14. A serial-line encoding standard that substitutes Bipolar Violations in a string of eight binary 0s to provide enough signal transitions to maintain synchronization.
CoS
marking down
Bipolar 8 Zero Substitution
signal-to-noise ratio
15. With shaping - the number of bits allowed to be sent every Tc. Also defines the size of the token bucket when Be = 0.
CBAC
GLBP
Committed Burst
MPLS Experimental (EXP)
16. Used to reserve network resources for a flow as it traverses the network. A device that creates an RSVP reservation guarantees that it can provide the bandwidth - latency - or other resources that are requested by RSVP.
PE
provider edge
Resource Reservation Protocol (RSVP)
LOF
17. A Cisco IOS configuration tool - using the ip as-path access-list command - that defines a list of statements that match the AS_PATH BGP path attribute using regular expressions.
Wireless LAN Threat Defense Solution
AS_PATH access list
Network Control Protocol
RARP
18. A BGP term referring to an IP prefix and prefix length.
association ID
Slow Start Threshold
network layer reachability information
Network Address Translation-Protocol Translation
19. In IPv6 DNS - the IPv6 equivalent of an IPv4 DNS A record.
sparse-mode protocol
classful routing
AAAA
internal DSCP
20. In the context of SNMP - the GetBulk command is sent by an SNMP manager - to an agent - requesting the values of multiple variables. The GetBulk command allows retrieval of complex structures - like a routing table - with a single command - as well a
passive (EIGRP)
GetBulk
Next Hop field
policy routing
21. Also known as triggered updates.
straight-through cable
weight (BGP)
flash updates
224.0.0.6
22. An MPLS term referring to the MPLS label just before the IP header. Also called the VPN label when implementing MPLS VPNs.
GLBP
PAT
authenticator
inner label
23. 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
Dead Time/Interval
Cisco Express Forwarding
offset list
TCP flags
24. Operates in dense mode and depends on its own unicast routing protocol that is similar to RIP to perform its multicast functions.
Query (EIGRP)
IOS Intrusion Prevention System (IPS)
Distance Vector Multicast Routing Protocol
Clear To Send
25. Data Set Ready.
DSR
passive mode FTP
RMON event
Label Forwarding Information Base
26. Copper cable with RJ-45 connectors in which a twisted pair at pins 1 -2 on the first end of the cable is connected to pins 3 -6 on the other end - with a second pair connected to pins 3 -6 on the first end and pins 1 -2 on the other end.
totally NSSA area
DTP
MD5
cross-over cable
27. 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.
egress PE
confederation
link-state advertisement
data terminal equipment
28. An early standard from AT&T for encoding analog voice as a digital signal for transmission over a TDM network. PCM requires 64 kbps - and is the basis for the DS0 speed.
Extended Superframe
pulse code modulation
Superframe
IP SLA responder
29. The condition in which a route has been in an EIGRP active state for longer than the router's Active timer.
2Way (OSPF)
DHCP snooping
stuck-in-active
same-layer interaction
30. Multiple Spanning Trees.
SPAN
MST
Reverse ARP
enable secret
31. A type of OSPF packet used to acknowledge LSU packets.
CS
RARP
transient multicast group
Link-State Acknowledgment
32. 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
RPF check
Query (EIGRP)
RF channel
Port Address Translation
33. An EIGRP message that is used by neighbors to reply to a query. Reply messages require an Ack.
Reply (EIGRP)
Port Aggregation Protocol
Multi-VRF CE
AutoQos
34. 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
DS0
Inform
Next Hop field
priority (OSPF)
35. An effort to reduce the query scope with EIGRP - using route summarization or EIGRP stub routers.
limiting query scope (EIGRP)
encapsulation
confederation identifier
Ack (EIGRP)
36. An intrusion detection system that safeguards the wireless LAN from malicious and unauthorized access.
LMI
source registration
Wireless LAN Threat Defense Solution
QV
37. 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.
DCE
BPDU Guard
Temporal Key Integrity Protocol
Inter-Switch Link
38. An FRF standard for Frame Relay-to-ATM Service Interworking in which one DTE uses Frame Relay and one uses ATM.
querier election
LSDB
FRF.8
CEF
39. Another name for Superframe.
overlapping VPN
Structure of Management Information
D4 framing
peer group
40. An optional transitive BGP path attribute that - for a summary route - lists the BGP RID and ASN of the router that created the summary.
AGGREGATOR
Network Time Protocol
SNMP manager
synchronization
41. A process whereby a switch - when making a forwarding decision - uses not only Layer 2 logic but other OSI layer equivalents as well.
orthogonal frequency division multiplexing
Multilayer Switching
Local Management Interface
CE
42. 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.
CS
Address Resolution Protocol
CST
peak information rate
43. 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).
data communications equipment
policing rate
pruning
NLRI
44. When multiple routers are connected to a subnet - only one should be sending IGMP queries. It is called a querier. IGMPv1 does not have any rules for electing a querier. In IGMPv2 and IGMPv3 - a router with the lowest interface IP address on the subn
LFI
Route Distinguisher
unicast MAC address
querier election
45. The RFC 1997 name for the reserved COMMUNITY path attribute known to Cisco IOS as LOCAL_AS. (See LOCAL_AS.)
NO_EXPORT_SUBCONFED
Context-Based Access Control
FRF
Alternate state
46. The range 239.0.0.0 through 239.255.255.255 that IANA has assigned for use in private multicast domains.
Time to Live
weighted tail drop
administratively scoped addresses
collision domain
47. Reported distance or Route Distinguisher.
Clear To Send
synchronization
RD
NA
48. 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.
private addresses
Link-State Update
DUAL
Data-link connection identifier
49. 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.
subnet zero
DAI
Resource Reservation Protocol (RSVP)
Control Plane Policing (CoPP)
50. Type of Service byte.
RD
ToS byte
full duplex
Common Spanning Tree