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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. How long is an IPv4 address?
Ripv2 is classless - multicasts - allows authentication
32 bits
Point to point
25

2. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
In the address table and added to the running config
Sh arp and sh int
By default

3. What 2 features did WPAV1 add to address WEP's weaknesses?
Debug ppp authentication
Per frame sequence counters and key mixing using temporal keys.
Local router - frame relay WAN
Ipv6 address 2001:0:1:0::2/64 (example)

4. What is the ipv6 loopback adddress?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
::1
Ipv6 rip <process-name> enable
Same as ::...same as 0.0.0.0

5. IPv6 2002::/16
Used with 6 to 4
::1
128 bits
Aes-ccmp

6. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
Leased lines
Ipv6 rip <process-name> enable
Sh frame-relay pvc

7. 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.
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
By default
Operational pvc

8. IPv6 link-local address

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9. By default - FR is classified as what type of physical network?
Debug ppp authentication
21
Nonbroadcast multi-access
Yes

10. What sequence of commands creates encrypted eigrp authentication
Device identifier - address list - port identifier - capabilites list - platform
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
Access-class
172.16.0.0 to 172.31.255.255

11. What command displays the CHAP authentication process in real time?
128 bits
Debug ppp authentication
Link-local unicast range
Triggered update - split horizon - route poisoning

12. At which layer should you begin troubleshooting QOS issues?
Sh frame-relay traffic
Network
Aes-ccmp
2102

13. What are the steps in PPP authentication?
Arp for the host
Link establishment - optional authentication - network layer protocol
2102
1023

14. class a private addresses
10.0.0.0 to 10.255.255.255
Publicly routable addresses
Remote router's connection to the frame relay switch isn't working
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

15. tcp/udp port for FTP control
Q933a - cisco and ansi
Aes-ccmp
21
Bypass startup config - initial config mode - password recovery

16. What is the first action that a host will take when sending data to a host on a different network?
Point to point
Ip ospf authentication - ip ospf authentication-key XXXXX
::1
Arp for the host

17. What 3 things are necessary for 2 routers to establish ospf neighborship?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Show frame-relay lmi
::1
10.0.0.0 to 10.255.255.255

18. ipv6 global addresses start with ...
2000::/3
<ctrl><shift>6 then x
Access-class
Pap and chap

19. What command kills telnet session #3?
Decimal - Hex
Disconnect 3
Sh frame-relay pvc
10 seconds with every 6th message being a full status message

20. Which two wireless encryption methods are based on RC4?
Feature capabilities - hardware platform - run location and compression status
Highest logical interface IP - then highest configured IP
TKIP and WEP
10 seconds with every 6th message being a full status message

21. What 4 things are necessary for 2 routers to form an eigrp relationship?
23
Sh ip eigrp neighbors
53
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

22. what command shows which vtp server updated the switch
Sh frame-relay traffic
Sh vtp status
No frame-relay inverse-arp
::1

23. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
100
Sh frame-relay map
Encapsulation mismatch and clock rate issues.
Sh ip route eigrp

24. What command is used to debug the ping command?
1 -2 - 5.5 - 11
Link-local unicast range
Debug ip icmp
Ipv6 rip <process-name> enable

25. IPv6 global unicast addresses
Device identifier - address list - port identifier - capabilites list - platform
Publicly routable addresses
Sh flash
Sh frame-relay map

26. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Debug ip icmp
One
69
Rollover

27. What are the three options for LMI in FR?
Ipv6 address 2001:0:1:0::2/64 (example)
Q933a - cisco and ansi
10.0.0.0 to 10.255.255.255
No LMI is being received by the switch or there is no service between the CPE and frame switch

28. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Sh frame-relay pvc
Per frame sequence counters and key mixing using temporal keys.
Ipv6 address 2001:0:1:0::2/64 (example)

29. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
Yes
Access-class
Examples and documentation

30. What is the default bridge STP priority?
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh ip int [interface]
32768
Show frame-relay lmi

31. What is the ipv6 loopback address?
53
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
53
::1

32. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
TKIP and WEP
DSSS
1 - 2 - 5.5 - 11
Examples and documentation

33. IPv6 anycast address
2000::/3
One to first of many addresses
Sh arp and sh int
21

34. What is the default AD for RIP
Global unicast range
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Ip ospf authentication - ip ospf authentication-key XXXXX
120

35. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Sh frame-relay traffic
Same subnet
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
Sh frame-relay pvc

36. What does this command do: mac-address-table static MAC ADDRESS vlan 10 int f0/1

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37. Which command shows mac addresses of stations connected to switch ports?
23
Show frame-relay lmi
Show arp
192.168.0.0 to 192.168.255.255

38. Which command turns on IPv6 routing?
Ipv6 unicast-routing
Arp for the host
Link establishment - optional authentication - network layer protocol
10 seconds with every 6th message being a full status message

39. IPv6 unicast address
Pap and chap
Destined for a single interface
Per frame sequence counters and key mixing using temporal keys.
Bypass startup config - initial config mode - password recovery

40. tcp/udp port for FTP data
<ctrl><shift>6 then x
20
Ipv6 unicast-routing
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

41. confreg 2120
Destined for a single interface
23
Show frame-relay lmi
Rommon

42. What is the command to use an ACL for VTY access
Access-class
10.0.0.0 to 10.255.255.255
Show frame-relay lmi
Show frame-relay lmi

43. What does config register 0x2142 do?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Examples and documentation
Bypass startup config - initial config mode - password recovery
No frame-relay inverse-arp

44. Frame relay point to point interfaces emulate _______
Leased lines
Triggered update - split horizon - route poisoning
In the address table and added to the running config
Feature capabilities - hardware platform - run location and compression status

45. What criteria does OSPF use to determine RID?
Root and designated
Highest logical interface IP - then highest configured IP
Decimal - Hex
Only in the address table

46. How long is an IPv6 address?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
128 bits
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Nonbroadcast multi-access

47. Which command disables frame-relay inverse arp?
Ipv6 address 2001:0:1:0::2/64 (example)
No frame-relay inverse-arp
One to first of many addresses
Split horizon and holddown timers

48. IPv6 0:0:0:0:0:0:192.168.100.1
Yes
Q933a - cisco and ansi
Ip ospf authentication - ip ospf authentication-key XXXXX
Ipv4 address in a mixed environment

49. class b private addresses
Destined for a single interface
Point to point
172.16.0.0 to 172.31.255.255
Like private ipv4 address - but can't be routed at all

50. Which command shows frame relay status and keep-alive information?
Remote router's connection to the frame relay switch isn't working
Show frame-relay lmi
<ctrl><shift>6 then x
1 - 2 - 5.5 - 11