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CCNA Updated

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. Which command shows frame relay status and keep-alive information?
20
32 bits
Show frame-relay lmi
Only in the address table

2. ipv6 global addresses start with ...
Leased lines
Highest logical interface IP - then highest configured IP
2000::/3
Per frame sequence counters and key mixing using temporal keys.

3. Frame relay point to point interfaces emulate _______
Leased lines
32 bits
Device identifier - address list - port identifier - capabilites list - platform
Sh frame-relay map

4. IPv6 0:0:0:0:0:0:0:1
10.0.0.0 to 10.255.255.255
::1 same as 127.0.0.1
Sh ip eigrp neighbors
Nonbroadcast multi-access

5. What can you utilize by using PPP layer 2 encapsulation?
1 - 2 - 5.5 - 11
Leased lines
Conf t - key chain MyKeyChain1 - key 1 - key-string sanjose - int s0/0 - ip authentication mode eigrp 100 md5 - ip authentication key-chain eigrp 100 MyKeyChain1
Compression - multilink support - authentication

6. what command shows which vtp server updated the switch
Sh vtp status
53
128 bits
Root and designated

7. class a private addresses
Private address. Can be routed locally - but not on Internet
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Leased lines
10.0.0.0 to 10.255.255.255

8. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
2102
One to first of many addresses
1544 kbps
Remote router's connection to the frame relay switch isn't working

9. Does is-is support VLSM?
1544 kbps
Only in the address table
Triggered update - split horizon - route poisoning
Yes

10. What commands create md5 encrypted ospf authentication?
Split horizon and holddown timers
Per frame sequence counters and key mixing using temporal keys.
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh frame-relay map

11. What does a frame relay pvc status of inactive indicate?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ipv6 rip <process-name> enable
Like private ipv4 address - but can't be routed at all
1 -2 - 5.5 - 11

12. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Ripv2 is classless - multicasts - allows authentication
Access-class
One
Debug ip icmp

13. tcp/udp port for DNS
Boots to rommon
53
Arp for the host
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

14. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Ipv6 address 2001:0:1:0::2/64 (example)
Decimal - Hex
Ripv2 is classless - multicasts - allows authentication

15. What encryption does WPA2 use
Like private ipv4 address - but can't be routed at all
Highest logical interface IP - then highest configured IP
Yes
Aes-ccmp

16. What is the LMI DLCI used in Cisco?
Sh vtp status
::1
Ipv6 unicast-routing
1023

17. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
128 bits
TKIP and WEP
No frame-relay inverse-arp

18. Which command shows mac addresses of stations connected to switch ports?
1544 kbps
Show arp
::1 same as 127.0.0.1
Link establishment - optional authentication - network layer protocol

19. What commands create plain-text ospf authentication?
Sh flash
Unique local unicast range
Q933a - cisco and ansi
Ip ospf authentication - ip ospf authentication-key XXXXX

20. How long is an IPv6 address?
One to many addresses...always start with ff
It should be default-network
Used with 6 to 4
128 bits

21. How does ripv2 respond to topology changes?
Yes
Triggered update - split horizon - route poisoning
Sh frame-relay pvc
2102

22. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
Sh ip route eigrp
161
Ipv6 rip <process-name> enable

23. Dynamic secure mac addresses are stored...
Rollover
Ipv4 address in a mixed environment
Yes
Only in the address table

24. The frame relay dlci identifies the logical circuit between the ______ and the ______
One to first of many addresses
Disconnect 3
Local router - frame relay WAN
Sh ip route eigrp

25. Which command shows only EIGRP routes?
Sh vtp status
Sh ip route eigrp
Publicly routable addresses
Sh ip eigrp neighbors

26. IPv6 FF00::/8
Unique local unicast range
Highest logical interface IP - then highest configured IP
Multicast range
Sh ip int [interface]

27. Which command turns on RIPng for ipv6?
2000::/3
Sh frame-relay pvc
Ipv6 rip <process-name> enable
Sh vtp status

28. What is the frame relay inactive state?

29. What is the frame relay active state?
Ignore nvram (password recovery)
32 bits
Operational pvc
No frame-relay inverse-arp

30. What is the default configuration register setting?
Decimal - Hex
2102
1023
Aes-ccmp

31. What rule does dhcp use when an IP address conflict is detected?
One
No frame-relay inverse-arp
128 bits
The address is removed from the pool until the confilct is resolved.

32. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
128 bits
Aes-ccmp
Ip addresses are conserved if vlsm is not used for subnetting
Highest logical interface IP - then highest configured IP

33. What command is used to debug the ping command?
Debug ip icmp
Leased lines
Sh frame-relay traffic
Only in the address table

34. What are the steps in PPP authentication?
Link establishment - optional authentication - network layer protocol
Sh frame-relay pvc
Debug ppp authentication
Show frame-relay lmi

35. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
Only in the address table
Q933a - cisco and ansi
Show frame-relay lmi

36. IPv6 unicast address
1023
53
Sh frame-relay pvc
Destined for a single interface

37. IPv6 2002::/16
Sh frame-relay pvc
Rommon
Only in the address table
Used with 6 to 4

38. confreg 2120
DSSS
53
Boots to rommon
Rommon

39. What does config register 0x2100 do?
Ipv6 rip <process-name> enable
128 bits
Boots to rommon
Per frame sequence counters and key mixing using temporal keys.

40. What is the first action that a host will take when sending data to a host on a different network?
In the address table and added to the running config
Sh frame-relay traffic
Ignore nvram (password recovery)
Arp for the host

41. Which command shows global frame relay stats since the last router reload?
Link-local unicast range
::1
Sh frame-relay traffic
Only in the address table

42. At which layer should you begin troubleshooting QOS issues?
Global unicast range
No frame-relay inverse-arp
Network
Ipv6 address 2001:0:1:0::2/64 (example)

43. What are the three types of congestion notification used by frame relay?
FECN - BECN - DE
Boots to rommon
One
Sh ip eigrp neighbors

44. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Sh frame-relay map
Sh frame-relay pvc
One
Device identifier - address list - port identifier - capabilites list - platform

45. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
10 seconds with every 6th message being a full status message
Q933a - cisco and ansi
Ripv2 is classless - multicasts - allows authentication

46. What is the frame relay deleted state?
Sh frame-relay pvc
53
1544 kbps
No LMI is being received by the switch or there is no service between the CPE and frame switch

47. IPv6 anycast address
Sh flash
Pap and chap
Decimal - Hex
One to first of many addresses

48. What command shows the status of PVC - FECN - BECN
Multicast range
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
In the address table and added to the running config
Sh frame-relay pvc

49. What does ripv2 do to prevent routing loops?
21
Like private ipv4 address - but can't be routed at all
53
Split horizon and holddown timers

50. IPv6 3FFF:FFFF::/32
Publicly routable addresses
Examples and documentation
One to first of many addresses
It should be default-network