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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 type of spread spectrum that spreads RF signals over the frequency spectrum by transmitting the signal at different frequencies according to a hopping pattern. One of the original 802.11 physical layers used FHSS to offer data rates of 1 and 2 Mbps
Maxage timer (STP)
granted window
switched virtual circuit
frequency hopping spread spectrum
2. An IOS feature in which multiple routing tables and routing forwarding instances exist in a single router - with interfaces being assigned to one of the several VRFs. This feature allows separating of routing domains inside a single router platform.
Multi-VRF CE
hardware queue
NO_EXPORT_SUBCONFED
congestion window
3. Per-VLAN Spanning Tree Plus.
Frame Relay Forum
Ready To Send
Smoothed Round-Trip Time
PVST+
4. 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.
VLSM
PCM
NTP
AIS
5. 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
DE
active (EIGRP)
RT
RPF check
6. 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.
designated port
variance
listening state
CIR
7. A BGP router that forwards iBGP-learned routes to other iBGP routers.
route reflector server
Layer 2 payload compression
ABR
routed interface
8. Sent by a PIM router to its upstream router to either request that the upstream router forward the group traffic or stop forwarding the group traffic that is currently being forwarded. If a PIM router wants to start receiving the group traffic - it l
Digital Signal Level 1
Per-VLAN Spanning Tree Plus
GetBulk
Join/Prune message
9. In OSPF - a number assigned to each LSA - ranging from 0x80000001 and wrapping back around to 0x7FFFFFFF - which is used to determine which LSA is most recent.
Fast Secure Roaming
sequence number (OSPF)
confederation ASN
classless routing
10. Not-so-stubby area.
LFIB
sequence number (WFQ)
NSSA
DROther
11. Regeneration of the Layer 2 encapsulation removed from frames forwarded in a SPAN session.
RP
authentication method
LSAck
encapsulation replication
12. Type of Service byte.
FECN
Protocol Independent Multicast sparse-mode routing protocol
ToS byte
FD
13. A term used with WFQ for the number assigned to a packet as it is enqueued into a WFQ. WFQ schedules the currently lowest SN packet next.
offset list
B8ZS
Modular QoS CLI
sequence number (WFQ)
14. Maximum Segment Size.
violate category
fraggle attack
MSS
Classic IOS Firewall
15. The second byte of the IP header - formerly known as the ToS byte and redefined by DiffServ.
LSAck
DS field
inspection rule
Neighbor Discovery Protocol
16. 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.
average queue depth
Multi-VRF CE
Address Resolution Protocol
All OSPF Routers
17. Quantum value.
IGMPv1 Host Membership Report
QV
SNMP agent
DUAL
18. 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 remove the attribute before advertisi
optional nontransitive
IOS Intrusion Prevention System (IPS)
enhanced editing
BGP table
19. Label Switch Router.
map class
LSR
QoS pre-classification
Access Control Entry
20. Challenge Handshake Authentication Protocol.
DSCP
DAI
CHAP
Network Time Protocol
21. 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.
exponential weighting constant
Ack (EIGRP)
CWND
label switched path
22. A method that creates three thresholds per egress queue in the Cisco 3560 switch. Traffic is divided into the three queues based on CoS value - and given different likelihoods (weight) for tail drop when congestion occurs based on which egress queue
weighted tail drop
NLRI
LxPDU
optional nontransitive
23. With EIGRP - the route to each destination for which the metric is the lowest of all known routes to that network.
E1
IP forwarding
successor route
Dijkstra Algorithm
24. A component that interfaces with a phone using IP and provides connections to the Public Switched Telephone Network (PSTN).
frequency hopping spread spectrum
port security
External BGP
IP PBX
25. A technology that enables frequency reuse. Two variants exist: frequency hopping (FHSS) and direct sequence (DSSS). Both techniques spread the signal power over a relatively wide portion of the frequency spectrum over time - to reduce interference be
DSR
spread spectrum
local label
customer edge
26. On a serial cable - the pin lead set by the DCE to tell the DTE that the DTE is allowed send data.
backbone area (OSPF)
Lead Content Engine
Clear To Send
DTP
27. A set of QoS RFCs that redefines the IP header's ToS byte - and suggests specific settings of the DSCP field and the implied QoS actions based on those settings.
2Way (OSPF)
going active
Web Cache Communication Protocol
Differentiated Services
28. The same thing as TCP code bits. See TCP code bits.
SRR
BGP table
TCP flags
full duplex
29. A type of logic for how a router uses a default route. A convention for discussing and thinking about IP addresses by which class A - B - and C default network prefixes (of 8 - 16 - and 24 bits - respectively) are considered.
classful IP addressing
policing rate
service set identifier
dual token bucket
30. A router that should either permanently or temporarily not be used as a transit router. Can wait a certain time after OSPF process start - or after BGP notifies OSPF that BGP has converged - before ceasing to be a stub router.
Service Interworking
stub router (OSPF)
Address Resolution Protocol
RP
31. Jargon used by STP mostly when discussing the root election process; refers to a Hello with a lower bridge ID. Sometimes refers to a Hello with the same bridge ID as another - but with better values for the tiebreakers in the election process.
man-in-the-middle attack
administrative weight
superior BPDU
solicited node multicast
32. Ready To Send.
Neighbor Advertisement
RTS
IOS Intrusion Prevention System (IPS)
DSCP-to-CoS map
33. Discard Eligible.
CB Marking
Hello (OSPF)
DE
Layer 2 protocol tunneling
34. Priority queue and priority queuing.
ATOMIC_AGGREGATE
PQ
LMI
Network Time Protocol
35. 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
LSA type (OSPF)
DS1
TCP flags
active mode FTP
36. Software-based collection and reporting tool for data reported by NetFlow.
NetFlow aggregator
IGMPv3 Host Membership Report
SCP
storm control
37. External BGP.
DTR
eBGP
Report Suppression mechanism
CB Marking
38. Backward Explicit Congestion Notification.
Hold timer
SSM
BECN
socket
39. A Cisco-proprietary protocol used to dynamically negotiate whether the devices on an Ethernet segment want to form a trunk and - if so - which type (ISL or 802.1Q).
Bipolar Violation
Route Target
Out of Frame
Dynamic Trunking Protocol
40. 64 bits at the end of an IPv6 global address - used to uniquely identify each host in a subnet.
Digital Signal Level 3
Auto-RP
interface ID
totally stubby area
41. A protocol used for reliable multicast and unicast transmissions. Used by EIGRP.
summary route
CIR
Virtual Routing and Forwarding table
Reliable Transport Protocol
42. Distance Vector Multicast Routing Protocol.
monitor session
DVMRP
PE
policy map
43. Data Carrier Detect.
window
edge LSR
Tag Distribution Protocol
DCD
44. 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
I/G bit
LACP
GetBulk
45. Provider router.
subnet
BSR
P router
Class-Based Weighted Fair Queuing
46. The process - defined by FRF.5 and FRF.8 - for combining ATM and FR technologies for an individual VC.
DCD
AS_PATH access list
Service Interworking
marking down
47. 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.
client tracking
community VLAN
private addresses
Dual FIFO
48. An administrative setting - included in Hellos - that is the first criteria for electing a DR. The highest priority wins - with values from 1-255 - with priority 0 meaning a router cannot become DR or BDR.
well-known mandatory
priority (OSPF)
BGP decision process
Classless IP Addressing
49. Label Distribution Protocol.
LDP
going active
monitor session
average queue depth
50. 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.
supplicant
client tracking
IP routing
NLPID