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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. tcp/udp port for SNMP
161
Local router - frame relay WAN
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
120

2. What commands create md5 encrypted ospf authentication?
Ipv4 address in a mixed environment
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
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Ip ospf authentication - ip ospf authentication-key XXXXX

3. what command shows which vtp server updated the switch
Ignore nvram (password recovery)
1 - 2 - 5.5 - 11
Sh vtp status
Sh ip route eigrp

4. confreg 2120
One to many addresses...always start with ff
Like private ipv4 address - but can't be routed at all
Point to point
Rommon

5. Which 2 port roles forward traffic under 802.1w standard?
2000::/3
Root and designated
161
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

6. IPv6 global unicast addresses
In the address table and added to the running config
Ip ospf authentication - ip ospf authentication-key XXXXX
Publicly routable addresses
120

7. Which command shows frame relay status and keep-alive information?
Sh arp and sh int
DSSS
Show frame-relay lmi
Ip addresses are conserved if vlsm is not used for subnetting

8. Inverse ARP maps a ______ to a ________
DLCI to an IP address
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
One
1 -2 - 5.5 - 11

9. confreg 2142
Sh vtp status
161
To configure a route form an ISP router into a corporate network
Ignore nvram (password recovery)

10. name a situation where a static route would be appropriate...
Rollover
To configure a route form an ISP router into a corporate network
Ip ospf authentication - ip ospf authentication-key XXXXX
Ip addresses are conserved if vlsm is not used for subnetting

11. Which command assigns an IPv6 address to an interface?
Ipv6 address 2001:0:1:0::2/64 (example)
Same as ::...same as 0.0.0.0
Operational pvc
It should be default-network

12. class c private addresses
192.168.0.0 to 192.168.255.255
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
1023
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

13. IPv6 link-local address

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14. ipv6 global addresses start with ...
2000::/3
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Same subnet
DSSS

15. What is the ipv6 loopback address?
::1
Examples and documentation
Bypass startup config - initial config mode - password recovery
Sh frame-relay map

16. class b private addresses
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
Used with 6 to 4
172.16.0.0 to 172.31.255.255
Ip addresses are conserved if vlsm is not used for subnetting

17. What 4 things are necessary for 2 routers to form an eigrp relationship?
Per frame sequence counters and key mixing using temporal keys.
21
In the address table and added to the running config
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

18. What encryption does WPA2 use
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
128 bits
Aes-ccmp
Yes

19. what 3 things can be deduced from the IOS image file name?
Examples and documentation
Sh frame-relay map
Feature capabilities - hardware platform - run location and compression status
Ipv6 unicast-routing

20. What does ripv2 do to prevent routing loops?
Ipv6 address 2001:0:1:0::2/64 (example)
224.0.0.5
Sh frame-relay map
Split horizon and holddown timers

21. 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
69
Per frame sequence counters and key mixing using temporal keys.
21

22. Which command shows pvc mappings between the router and the frame switch?
::1 same as 127.0.0.1
Compression - multilink support - authentication
Sh frame-relay pvc
Root and designated

23. What information is supplied by CDP? (5)
1544 kbps
120
Leased lines
Device identifier - address list - port identifier - capabilites list - platform

24. udp port for DNS
Sh ip route eigrp
Sh frame-relay pvc
Sh arp and sh int
53

25. What is the ipv6 loopback adddress?
FECN - BECN - DE
No frame-relay inverse-arp
Sh frame-relay pvc
::1

26. IPv6 0:0:0:0:0:0:0:0
Same as ::...same as 0.0.0.0
Sh frame-relay pvc
Encapsulation mismatch and clock rate issues.
Pap and chap

27. What type of cable connects the router's aux port to a modem?
Rollover
::1
1 - 2 - 5.5 - 11
Disconnect 3

28. Which command turns on IPv6 routing?
Ipv6 unicast-routing
Show arp
Per frame sequence counters and key mixing using temporal keys.
Aes-ccmp

29. What is the default bridge STP priority?
Remote router's connection to the frame relay switch isn't working
32768
Publicly routable addresses
Aes-ccmp

30. IPv6 2001:0DB8::/32
Highest logical interface IP - then highest configured IP
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Examples and documentation
By default

31. What rule does dhcp use when an IP address conflict is detected?
In the address table and added to the running config
Like private ipv4 address - but can't be routed at all
Point to point
The address is removed from the pool until the confilct is resolved.

32. What 2 features did WPAV1 add to address WEP's weaknesses?
32768
Per frame sequence counters and key mixing using temporal keys.
1023
DSSS

33. What are the three options for LMI in FR?
23
21
Q933a - cisco and ansi
Sh flash

34. How long is an IPv6 address?
FECN - BECN - DE
By default
Root and designated
128 bits

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

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36. What commands create plain-text ospf authentication?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Encapsulation mismatch and clock rate issues.
Ip ospf authentication - ip ospf authentication-key XXXXX
Show frame-relay lmi

37. Sticky secure mac addresses are stored...
In the address table and added to the running config
Ipv6 address 2001:0:1:0::2/64 (example)
Sh frame-relay map
Operational pvc

38. tcp/udp port for DNS
No LMI is being received by the switch or there is no service between the CPE and frame switch
Point to point
53
Same subnet

39. What is the frame relay inactive state?

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40. What is the order of preference in a routing table?
53
<ctrl><shift>6 then x
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
10.0.0.0 to 10.255.255.255

41. IPv6 unique local address
0
No frame-relay inverse-arp
Private address. Can be routed locally - but not on Internet
::1

42. Which command shows if an acl is applied to an interface?
120
Highest logical interface IP - then highest configured IP
10.0.0.0 to 10.255.255.255
Sh ip int [interface]

43. Which command disables frame-relay inverse arp?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
No frame-relay inverse-arp
Disconnect 3
10.0.0.0 to 10.255.255.255

44. Which features did wpav4 add to address the weaknesses of WEP?
Per frame sequence counters and key mixing using temporal keys.
Remote router's connection to the frame relay switch isn't working
2000::/3
The address is removed from the pool until the confilct is resolved.

45. What type of frame subinterface do you use for hub and spoke?
Point to point
Private address. Can be routed locally - but not on Internet
It should be default-network
Sh flash

46. What command is used to debug the ping command?
Debug ip icmp
One to first of many addresses
Triggered update - split horizon - route poisoning
Show arp

47. What is the LMI DLCI used in ANSI?
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
10.0.0.0 to 10.255.255.255
0
One

48. IPv6 multicast address
Publicly routable addresses
Rommon
Ipv6 address 2001:0:1:0::2/64 (example)
One to many addresses...always start with ff

49. What is the frame relay active state?
Operational pvc
Pap and chap
Remote router's connection to the frame relay switch isn't working
Used with 6 to 4

50. IPv6 unicast address
Sh ip ospf interface
Rommon
69
Destined for a single interface