Test your basic knowledge |

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 only EIGRP routes?
Multicast range
2102
Used with 6 to 4
Sh ip route eigrp

2. What does config register 0x2100 do?
Rommon
10.0.0.0 to 10.255.255.255
21
Boots to rommon

3. At which layer should you begin troubleshooting QOS issues?
Network
<ctrl><shift>6 then x
1544 kbps
Rommon

4. What can you utilize by using PPP layer 2 encapsulation?
1023
25
10 seconds with every 6th message being a full status message
Compression - multilink support - authentication

5. What command is used to debug the ping command?
2000::/3
120
Sh vtp status
Debug ip icmp

6. tcp/udp port for telnet
Link-local unicast range
25
23
Show frame-relay lmi

7. Which command shows global frame relay stats since the last router reload?
Boots to rommon
Feature capabilities - hardware platform - run location and compression status
In the address table and added to the running config
Sh frame-relay traffic

8. class c private addresses
69
Unique local unicast range
192.168.0.0 to 192.168.255.255
Examples and documentation

9. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
<ctrl><shift>6 then x
Device identifier - address list - port identifier - capabilites list - platform
No frame-relay inverse-arp

10. How often do LMI messages flow?
2000::/3
Sh ip int [interface]
10 seconds with every 6th message being a full status message
Only in the address table

11. What information is supplied by CDP? (5)
To configure a route form an ISP router into a corporate network
Ip addresses are conserved if vlsm is not used for subnetting
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Device identifier - address list - port identifier - capabilites list - platform

12. What is the default bridge STP priority?
21
2000::/3
32768
Feature capabilities - hardware platform - run location and compression status

13. tcp/udp port for POP3
It should be default-network
No frame-relay inverse-arp
1 -2 - 5.5 - 11
100

14. What is the frame relay inactive state?

15. Which command shows frame relay status and keep-alive information?
One
Examples and documentation
Same subnet
Show frame-relay lmi

16. What is the default configuration register setting?
2102
Sh ip eigrp neighbors
100
Sh ip route eigrp

17. What is the frame relay deleted state?
25
No LMI is being received by the switch or there is no service between the CPE and frame switch
172.16.0.0 to 172.31.255.255
Boots to rommon

18. The frame relay dlci identifies the logical circuit between the ______ and the ______
One to many addresses...always start with ff
Local router - frame relay WAN
Device identifier - address list - port identifier - capabilites list - platform
224.0.0.5

19. What are the two ppp authentication methods?
Pap and chap
Sh arp and sh int
One
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

20. What commands create md5 encrypted ospf authentication?
Yes
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
100
No frame-relay inverse-arp

21. What does ripv2 do to prevent routing loops?
128 bits
Sh arp and sh int
Split horizon and holddown timers
Triggered update - split horizon - route poisoning

22. What type of frame subinterface do you use for hub and spoke?
Point to point
Disconnect 3
Remote router's connection to the frame relay switch isn't working
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

23. IPv6 unique local address
Network
Private address. Can be routed locally - but not on Internet
Sh ip eigrp neighbors
Publicly routable addresses

24. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Sh ip route eigrp
Destined for a single interface
::1 same as 127.0.0.1

25. What commands create plain-text ospf authentication?
Aes-ccmp
In the address table and added to the running config
Sh frame-relay pvc
Ip ospf authentication - ip ospf authentication-key XXXXX

26. What 4 things are necessary for 2 routers to form an eigrp relationship?
Sh frame-relay map
1. must be configured with eigrp 2.must have interfaces directly connect or on multiaccess media 3.must have same ASN 4.must have appropriate network commands
Sh frame-relay pvc
Operational pvc

27. Which command suspends a telnet session?
Sh ip eigrp neighbors
<ctrl><shift>6 then x
Sh ip ospf interface
Yes

28. class b private addresses
23
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Same as ::...same as 0.0.0.0
172.16.0.0 to 172.31.255.255

29. tcp/udp port for FTP control
One to first of many addresses
Link establishment - optional authentication - network layer protocol
21
Private address. Can be routed locally - but not on Internet

30. Which command turns on IPv6 routing?
Ipv6 unicast-routing
Show frame-relay lmi
Sh frame-relay pvc
Multicast range

31. IPv6 FE80::/10
Used with 6 to 4
Aes-ccmp
Link-local unicast range
Access-class

32. What encryption does WPA2 use
2102
Aes-ccmp
Debug ip icmp
Ipv6 rip <process-name> enable

33. What is the ipv6 loopback adddress?
Ip ospf authentication - ip ospf authentication-key XXXXX
53
Debug ppp authentication
::1

34. confreg 2120
120
Only in the address table
Rommon
Encapsulation mismatch and clock rate issues.

35. IPv6 2000::/3
TKIP and WEP
Root and designated
Global unicast range
Boots to rommon

36. IPv6 2001:0DB8::/32
Examples and documentation
Ipv4 address in a mixed environment
Show frame-relay lmi
25

37. What 3 things are necessary for 2 routers to establish ospf neighborship?
No frame-relay inverse-arp
161
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Debug ip icmp

38. tcp/udp port for TFTP
20
69
Publicly routable addresses
::1

39. Which two wireless encryption methods are based on RC4?
Sh ip int [interface]
TKIP and WEP
Debug ppp authentication
224.0.0.5

40. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Sh ip ospf interface
Access-class
1. must be configured with eigrp 2.must have interfaces directly connect or on multiaccess media 3.must have same ASN 4.must have appropriate network commands
Show arp

41. 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
Rommon
TKIP and WEP
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

42. What command kills telnet session #3?
Ignore nvram (password recovery)
Disconnect 3
Like private ipv4 address - but can't be routed at all
172.16.0.0 to 172.31.255.255

43. IPv6 FF00::/8
21
1 -2 - 5.5 - 11
Multicast range
Show frame-relay lmi

44. Which 2 port roles forward traffic under 802.1w standard?
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
Root and designated
Show frame-relay lmi
2102

45. Which command shows pvc mappings between the router and the frame switch?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
2000::/3
Sh frame-relay pvc
Ipv6 rip <process-name> enable

46. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
1 - 2 - 5.5 - 11
Rollover
<ctrl><shift>6 then x
Per frame sequence counters and key mixing using temporal keys.

47. Sticky secure mac addresses are stored...
Ipv6 unicast-routing
1 -2 - 5.5 - 11
In the address table and added to the running config
53

48. What criteria does OSPF use to determine RID?
120
::1
Highest logical interface IP - then highest configured IP
No frame-relay inverse-arp

49. What 2 features did WPAV1 add to address WEP's weaknesses?
Remote router's connection to the frame relay switch isn't working
Ip ospf authentication - ip ospf authentication-key XXXXX
Bypass startup config - initial config mode - password recovery
Per frame sequence counters and key mixing using temporal keys.

50. IPv6 anycast address
10.0.0.0 to 10.255.255.255
Multicast range
One to first of many addresses
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz