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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 disables frame-relay inverse arp?
Publicly routable addresses
Arp for the host
One
No frame-relay inverse-arp

2. IPv6 2000::/3
Feature capabilities - hardware platform - run location and compression status
Like private ipv4 address - but can't be routed at all
69
Global unicast range

3. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Device identifier - address list - port identifier - capabilites list - platform
Link-local unicast range
Sh ip ospf interface
69

4. ipv6 global addresses start with ...
2000::/3
Network
Sh ip int [interface]
Highest logical interface IP - then highest configured IP

5. what command shows which vtp server updated the switch
Sh vtp status
Disconnect 3
Bypass startup config - initial config mode - password recovery
1544 kbps

6. What is the LMI DLCI used in Cisco?
1023
To configure a route form an ISP router into a corporate network
::1 same as 127.0.0.1
Remote router's connection to the frame relay switch isn't working

7. What 4 things are necessary for 2 routers to form an eigrp relationship?
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
Device identifier - address list - port identifier - capabilites list - platform
Sh frame-relay traffic
0

8. class a private addresses
10.0.0.0 to 10.255.255.255
To provide routing to a destination not specified in the routing table and is outside the local network
Boots to rommon
32 bits

9. What is the order of preference in a routing table?
Q933a - cisco and ansi
Arp for the host
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Same as ::...same as 0.0.0.0

10. The frame relay dlci identifies the logical circuit between the ______ and the ______
One
Yes
Local router - frame relay WAN
Global unicast range

11. class b private addresses
172.16.0.0 to 172.31.255.255
0
By default
Sh ip route eigrp

12. tcp/udp port for POP3
Unique local unicast range
53
100
Encapsulation mismatch and clock rate issues.

13. Differences between ripv1 and ripv2
No LMI is being received by the switch or there is no service between the CPE and frame switch
Ripv2 is classless - multicasts - allows authentication
172.16.0.0 to 172.31.255.255
In the address table and added to the running config

14. At which layer should you begin troubleshooting QOS issues?
Multicast range
Sh ip ospf interface
0
Network

15. What command kills telnet session #3?
Disconnect 3
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Show frame-relay lmi
Sh ip eigrp neighbors

16. What is the first action that a host will take when sending data to a host on a different network?
Point to point
Sh ip route eigrp
Sh arp and sh int
Arp for the host

17. What is the ipv6 loopback address?
::1
Ipv6 address 2001:0:1:0::2/64 (example)
Sh frame-relay pvc
Rollover

18. Which command shows mac addresses of stations connected to switch ports?
Multicast range
Triggered update - split horizon - route poisoning
Sh frame-relay map
Show arp

19. What are the steps in PPP authentication?
1023
Link establishment - optional authentication - network layer protocol
::1
Destined for a single interface

20. What does ripv2 do to prevent routing loops?
Only in the address table
Disconnect 3
Split horizon and holddown timers
32 bits

21. IPv6 0:0:0:0:0:0:0:1
One
::1 same as 127.0.0.1
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Publicly routable addresses

22. Inverse ARP maps a ______ to a ________
Sh frame-relay pvc
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
By default
DLCI to an IP address

23. By default - FR is classified as what type of physical network?
Ripv2 is classless - multicasts - allows authentication
Aes-ccmp
Nonbroadcast multi-access
Rommon

24. Which 2 port roles forward traffic under 802.1w standard?
Show frame-relay lmi
Root and designated
120
Examples and documentation

25. Which command turns on IPv6 routing?
Global unicast range
Rollover
Compression - multilink support - authentication
Ipv6 unicast-routing

26. Which 2 commands show IP address associated with a MAC address
Ipv6 address 2001:0:1:0::2/64 (example)
One to many addresses...always start with ff
Sh arp and sh int
No LMI is being received by the switch or there is no service between the CPE and frame switch

27. Which command shows global frame relay stats since the last router reload?
Sh ip ospf interface
1 -2 - 5.5 - 11
Sh frame-relay traffic
Sh frame-relay pvc

28. confreg 2142
Sh arp and sh int
10.0.0.0 to 10.255.255.255
Remote router's connection to the frame relay switch isn't working
Ignore nvram (password recovery)

29. Which features did wpav4 add to address the weaknesses of WEP?
The address is removed from the pool until the confilct is resolved.
Per frame sequence counters and key mixing using temporal keys.
224.0.0.5
Link establishment - optional authentication - network layer protocol

30. How does ripv2 respond to topology changes?
2102
DSSS
Triggered update - split horizon - route poisoning
Global unicast range

31. class c private addresses
Feature capabilities - hardware platform - run location and compression status
Private address. Can be routed locally - but not on Internet
192.168.0.0 to 192.168.255.255
Multicast range

32. Which command assigns an IPv6 address to an interface?
2000::/3
Only in the address table
Destined for a single interface
Ipv6 address 2001:0:1:0::2/64 (example)

33. Which command shows frame relay status and keep-alive information?
DLCI to an IP address
Examples and documentation
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

34. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
Sh arp and sh int
Point to point
::1

35. what 3 things can be deduced from the IOS image file name?
1 - 2 - 5.5 - 11
Feature capabilities - hardware platform - run location and compression status
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh frame-relay traffic

36. Frame relay point to point interfaces emulate _______
Ripv2 is classless - multicasts - allows authentication
Leased lines
Decimal - Hex
Ipv6 unicast-routing

37. 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
Rollover
Sh vtp status
10.0.0.0 to 10.255.255.255

38. What does a frame relay pvc status of inactive indicate?
<ctrl><shift>6 then x
Ipv6 address 2001:0:1:0::2/64 (example)
No frame-relay inverse-arp
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

39. Name 2 reasons a serial connection can be in an up/down status?
Same as ::...same as 0.0.0.0
Disconnect 3
Ipv6 rip <process-name> enable
Encapsulation mismatch and clock rate issues.

40. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
1023
Ipv6 rip <process-name> enable
Global unicast range
Sh ip eigrp neighbors

41. What is the default configuration register setting?
No LMI is being received by the switch or there is no service between the CPE and frame switch
1023
2102
Publicly routable addresses

42. name a situation where a default route would be appropriate...
To provide routing to a destination not specified in the routing table and is outside the local network
Disconnect 3
Device identifier - address list - port identifier - capabilites list - platform
120

43. What command is used to debug the ping command?
Debug ip icmp
2000::/3
Rommon
Sh ip route eigrp

44. tcp/udp port for telnet
100
23
1 -2 - 5.5 - 11
Q933a - cisco and ansi

45. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
69
DSSS
1 - 2 - 5.5 - 11
No frame-relay inverse-arp

46. Which command suspends a telnet session?
Leased lines
1 - 2 - 5.5 - 11
Global unicast range
<ctrl><shift>6 then x

47. What is the default bridge STP priority?
Sh frame-relay map
32768
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
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

48. What 2 features did WPAV1 add to address WEP's weaknesses?
In the address table and added to the running config
The address is removed from the pool until the confilct is resolved.
Per frame sequence counters and key mixing using temporal keys.
2102

49. What are the three options for LMI in FR?
2000::/3
Q933a - cisco and ansi
Compression - multilink support - authentication
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

50. What type of cable connects the router's aux port to a modem?
Rollover
69
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
DLCI to an IP address