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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. What does config register 0x2142 do?
Bypass startup config - initial config mode - password recovery
Ripv2 is classless - multicasts - allows authentication
Boots to rommon
1544 kbps

2. By default - FR is classified as what type of physical network?
Ipv6 unicast-routing
Rommon
Nonbroadcast multi-access
Like private ipv4 address - but can't be routed at all

3. Which 2 port roles forward traffic under 802.1w standard?
161
Same as ::...same as 0.0.0.0
Root and designated
21

4. Which features did wpav4 add to address the weaknesses of WEP?
Compression - multilink support - authentication
Per frame sequence counters and key mixing using temporal keys.
Root and designated
10 seconds with every 6th message being a full status message

5. What commands create md5 encrypted ospf authentication?
One
Examples and documentation
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh frame-relay pvc

6. what 3 things can be deduced from the IOS image file name?
128 bits
Feature capabilities - hardware platform - run location and compression status
23
172.16.0.0 to 172.31.255.255

7. confreg 2120
Sh ip int [interface]
Rommon
To provide routing to a destination not specified in the routing table and is outside the local network
192.168.0.0 to 192.168.255.255

8. tcp/udp port for SMTP
DLCI to an IP address
25
::1
Remote router's connection to the frame relay switch isn't working

9. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Examples and documentation
Pap and chap
Sh frame-relay map

10. ipv6 global addresses start with ...
Sh frame-relay traffic
Device identifier - address list - port identifier - capabilites list - platform
Yes
2000::/3

11. tcp/udp port for FTP control
23
21
Nonbroadcast multi-access
224.0.0.5

12. What commands create plain-text ospf authentication?
Ip ospf authentication - ip ospf authentication-key XXXXX
Ipv6 rip <process-name> enable
Triggered update - split horizon - route poisoning
20

13. What does ripv2 do to prevent routing loops?
Arp for the host
53
Point to point
Split horizon and holddown timers

14. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
FECN - BECN - DE
Sh arp and sh int
Sh ip ospf interface
Disconnect 3

15. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Sh frame-relay traffic
By default
Show frame-relay lmi

16. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
1 -2 - 5.5 - 11
Arp for the host
Ip addresses are conserved if vlsm is not used for subnetting
Triggered update - split horizon - route poisoning

17. What are the three options for LMI in FR?
Examples and documentation
DLCI to an IP address
::1
Q933a - cisco and ansi

18. IPv6 2001:0DB8::/32
The address is removed from the pool until the confilct is resolved.
In the address table and added to the running config
Examples and documentation
Ripv2 is classless - multicasts - allows authentication

19. What 2 features did WPAV1 add to address WEP's weaknesses?
1 - 2 - 5.5 - 11
Point to point
Per frame sequence counters and key mixing using temporal keys.
::1

20. Which command shows pvc mappings between the router and the frame switch?
Private address. Can be routed locally - but not on Internet
Sh frame-relay pvc
Same as ::...same as 0.0.0.0
Yes

21. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Decimal - Hex
100
Link-local unicast range
<ctrl><shift>6 then x

22. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Ip addresses are conserved if vlsm is not used for subnetting
10 seconds with every 6th message being a full status message
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
2000::/3

23. What is the first action that a host will take when sending data to a host on a different network?
Sh ip eigrp neighbors
Arp for the host
Used with 6 to 4
Split horizon and holddown timers

24. What is the LMI DLCI used in ANSI?
Rommon
0
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Split horizon and holddown timers

25. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
32 bits
53
Sh ip int [interface]
One

26. What is the ipv6 loopback address?
Ignore nvram (password recovery)
69
<ctrl><shift>6 then x
::1

27. What is the frame relay inactive state?

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28. What type of cable connects the router's aux port to a modem?
Rollover
161
DSSS
69

29. What type of frame subinterface do you use for hub and spoke?
161
TKIP and WEP
Same subnet
Point to point

30. At which layer should you begin troubleshooting QOS issues?
Unique local unicast range
Sh ip ospf interface
Link-local unicast range
Network

31. What is the LMI DLCI used in Cisco?
120
1 -2 - 5.5 - 11
Bypass startup config - initial config mode - password recovery
1023

32. How does ripv2 respond to topology changes?
Split horizon and holddown timers
Destined for a single interface
69
Triggered update - split horizon - route poisoning

33. EIGRP summarizes at class boundaries...
By default
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Sh ip int [interface]
Unique local unicast range

34. Which command suspends a telnet session?
<ctrl><shift>6 then x
Sh frame-relay map
Compression - multilink support - authentication
Highest logical interface IP - then highest configured IP

35. What is the ipv6 loopback adddress?
FECN - BECN - DE
::1
224.0.0.5
Like private ipv4 address - but can't be routed at all

36. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Global unicast range
Like private ipv4 address - but can't be routed at all
To provide routing to a destination not specified in the routing table and is outside the local network

37. Which command disables frame-relay inverse arp?
Boots to rommon
Ip ospf authentication - ip ospf authentication-key XXXXX
No frame-relay inverse-arp
In the address table and added to the running config

38. tcp/udp port for POP3
100
Sh ip eigrp neighbors
1 - 2 - 5.5 - 11
Show frame-relay lmi

39. What command kills telnet session #3?
0
Ip ospf authentication - ip ospf authentication-key XXXXX
Disconnect 3
Destined for a single interface

40. What spread spectrum technology does 802.11b use?
Destined for a single interface
To provide routing to a destination not specified in the routing table and is outside the local network
Debug ppp authentication
DSSS

41. IPv6 0:0:0:0:0:0:0:1
::1 same as 127.0.0.1
Highest logical interface IP - then highest configured IP
Same as ::...same as 0.0.0.0
TKIP and WEP

42. tcp/udp port for DNS
The address is removed from the pool until the confilct is resolved.
Show frame-relay lmi
53
Yes

43. IPv6 2002::/16
Sh arp and sh int
Bypass startup config - initial config mode - password recovery
Used with 6 to 4
1544 kbps

44. What is wrong with this command 'ip default-route 10.1.1.1'?
Sh ip route eigrp
Link-local unicast range
Ip addresses are conserved if vlsm is not used for subnetting
It should be default-network

45. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
FECN - BECN - DE
Remote router's connection to the frame relay switch isn't working
Ip addresses are conserved if vlsm is not used for subnetting

46. IPv6 FC00::/7
Unique local unicast range
10.0.0.0 to 10.255.255.255
Examples and documentation
Triggered update - split horizon - route poisoning

47. What criteria does OSPF use to determine RID?
Yes
128 bits
The address is removed from the pool until the confilct is resolved.
Highest logical interface IP - then highest configured IP

48. Sticky secure mac addresses are stored...
Feature capabilities - hardware platform - run location and compression status
In the address table and added to the running config
172.16.0.0 to 172.31.255.255
Pap and chap

49. What is the command to use an ACL for VTY access
Access-class
TKIP and WEP
161
Sh frame-relay pvc

50. tcp/udp port for SNMP
Unique local unicast range
161
1 - 2 - 5.5 - 11
Bypass startup config - initial config mode - password recovery