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Test your basic knowledge |
CCIE Vocab
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Subjects
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certifications
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ccie
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it-skills
Instructions:
Answer 50 questions in 15 minutes.
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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. Inside telcos' original TDM hierarchy - a unit that combines multiple DS1s into a single channel
Digital Signal Level 3
VRF table
Bc bucket
CQ
2. A conceptual model used by CB Policing when using an excess burst.
virtual circuit
LSRefresh
dual token bucket
Exterior Gateway Protocol
3. 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.
Forward Delay
MPD
PHP
priority (OSPF)
4. 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
LSR
TDP
multicasting
5. A Layer 3 forwarding path through a router that does not optimize the forwarding path through the router.
backup designated router
process switching
virtual link
DTE
6. In IP routing - a term referring to the process of forwarding packets through a router.
Message Digest 5
E2 route (OSPF)
BPDU Guard
data plane
7. A DiffServ PHB that defines eight values that provide backward compatibility with IP Precedence.
FRF.8
Classic IOS Firewall
virtual circuit
Class Selector
8. A network/subnet over which two or more OSPF routers have become neighbors - thereby being able to forward packets from one router to another across that network.
designated port
EUI-64
transit network (OSPF)
internal BGP
9. Reliable Transport Protocol.
Class-Based Marking
RTP
Time to Live
link-state routing protocol
10. 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.
Class-Based Weighted Fair Queuing
RTP
GetBulk
Congestion Avoidance
11. Variable-length subnet masking.
eBGP multihop
VLSM
OTP
CHAP
12. Ready To Send.
LSA flooding
RTS
IGMP
low-latency queuing
13. The number of bytes in a queue that are removed per cycle in MDRR. Similar to byte count in the custom queuing (CQ) scheduler.
quantum value
PVC
route poisoning
Router Advertisement
14. Digital Signal Level 0.
Clear To Send
LAPF
well-known mandatory
DS0
15. Maximum Response Time.
MQC
MRT
RARP
GLOP addressing
16. A Cisco IOS feature that performs deep packet inspection to classify packets based on application layer information.
ND
Expedited Forwarding
Network Based Application Recognition
enable password
17. A technology that sends a high-speed data stream over multiple subcarriers simultaneously. It is highly immune to multipath interference. 802.11a and 802.11g specify the use of OFDM.
DHCP
route map
smurf attack
orthogonal frequency division multiplexing
18. Defines a particular wireless LAN. The SSID configured in the radio card must match the SSID in the access point before the station can connect with the access point.
Multicast Open Shortest Path First
IGMPv2 Leave
classful IP addressing
service set identifier
19. The Cisco IOS feature by which special short key sequences can be used to move the cursor inside the current command line to more easily change a command.
LFIB
enhanced editing
Route Distinguisher
DSCP
20. An 802.1w RSTP port state in which the port is not forwarding or receiving; covers 802.1d port states disabled - blocking - and listening.
Web Cache Communication Protocol
Address Resolution Protocol
authentication
discarding state
21. Another term for Port Address Translation. See PAT.
Forwarding Equivalence Class
overloading
ASN
LSA type (OSPF)
22. A routing protocol feature by which the routing update includes only routes that have changed - rather than include the entire set of routes.
Hold timer
classful routing
BECN
partial update
23. CDP Control Protocol.
IEEE 802.1X
CDPCP
variance
Query (EIGRP)
24. An Internet standard serial data-link protocol - used on synchronous and asynchronous links - that provides data-link framing - link negotiation - Layer 3 interface features - and other functions.
payload compression
Network Based Application Recognition
Point-to-Point Protocol
LDP
25. Reduces the bandwidth necessary for radio management information - such as access point status messages - that is sent across the network by eliminating redundant management information.
half duplex
radio management aggregation
sub-AS
backup state
26. 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.
Reply (EIGRP)
Enhanced Local Management Interface
Time to Live
classless interdomain routing
27. 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.
AAAA
NLPID
Hot Standby Router Protocol
LAPF
28. 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
broadcast subnet
weighted tail drop
auto-negotiation
forwarding state
29. A set of packets in an MPLS network for which the MPLS network will apply the exact same forwarding behavior.
Forwarding Equivalence Class
Hello (EIGRP)
BGP Update
ForeSight
30. An MPLS VPN term referring to a router at a customer site that does not implement MPLS.
PPP
customer edge
Auto-RP
SNMP agent
31. A type of OSPF stub area that - unlike stub areas - can inject external routes into the NSSA area.
SRR
HSRP
overloading
not-so-stubby area
32. Backup designated router.
BDR
radio management aggregation
IGMPv2 Leave
PIM-SM (S -G) RP-bit Prune
33. A message sent by a router - after receiving a Leave message from a host - to determine whether there are still any active members of the group. The router uses the group address as the destination address.
IGMPv2 Group-Specific Query
unicast MAC address
PPPoE
multicast IP address range
34. A characterization of a BGP path attribute in which all BGP implementations must support and understand the attribute (well known) - and all BGP Updates must include the attribute (mandatory).
source registration
well-known mandatory
Prune Override
authentication server
35. In an IOS confederation configuration - the actual ASN as seen by eBGP peers.
BSR
iBGP
transit network (OSPF)
confederation identifier
36. An IEEE standard that - when used with EAP - provides user authentication before their connected switch port allows the device to fully use the LAN.
IEEE 802.1X
Remote VLAN
promiscuous port
process switching
37. A bit in the ATM cell header that - when set to 1 - means that if a device needs to discard frames - it should discard the frames with DE 1 first.
port security
Cell Loss Priority
AMI
SPF algorithm
38. An OSPF external route for which internal OSPF cost is not added to the cost of the route as it was redistributed into OSPF.
Prune Override
peak information rate
service policy
E2 route (OSPF)
39. Neighbor Discovery Protocol.
Neighbor Discovery Protocol
ND
FIB
FRF.12
40. 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.
PAgP
cross-over cable
local computation
Yellow Alarm
41. Aka minimum CIR.
mincir
VoFR
passive mode FTP
SN
42. A Cisco-proprietary protocol - used by LAN switches to communicate VLAN configuration.
DCE
neighbor state
VLAN Trunking Protocol
ACS
43. A queue created by Cisco IOS as a result of the configuration of a queuing tool.
ND
LOCAL_PREF
RP
software queue
44. A wireless LAN that only includes wireless users and no access points. 802.11 data frames in an ad hoc network travel directly between wireless users.
ND
802.1Q-in-Q
ad hoc mode
frequency hopping spread spectrum
45. A type of OSPF packet used to discover neighbors - check for parameter agreement - and monitor the health of another router.
WTD
pulse code modulation
RTO
Hello (OSPF)
46. 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.
forwarding state
RSPAN
VTP pruning
network layer reachability information
47. A set of rules by which BGP examines the details of multiple BGP routes for the same NLRI and chooses the single best BGP route to install in the local BGP table.
auto-negotiation
Route Distinguisher
BGP decision process
confederation identifier
48. Network Address Translation-Protocol Translation.
RPF check
exceed
feasible successor
NAT-PT
49. Class of Service.
violate category
AGGREGATOR
Inside Global address
CoS
50. Assured Forwarding. A set of DiffServ PHBs that defines 12 DSCP values - with four queuing classes and three drop probabilities within each queuing class.
weight (BGP)
AF
LSP segment
Alternate Mark Inversion
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