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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 is the order of preference in a routing table?
Ignore nvram (password recovery)
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Split horizon and holddown timers

2. At which layer should you begin troubleshooting QOS issues?
224.0.0.5
1 - 2 - 5.5 - 11
Sh frame-relay traffic
Network

3. What commands create plain-text ospf authentication?
::1 same as 127.0.0.1
25
Ip ospf authentication - ip ospf authentication-key XXXXX
Disconnect 3

4. Differences between ripv1 and ripv2
To provide routing to a destination not specified in the routing table and is outside the local network
<ctrl><shift>6 then x
69
Ripv2 is classless - multicasts - allows authentication

5. What is the LMI DLCI used in ANSI?
Sh vtp status
Used with 6 to 4
Per frame sequence counters and key mixing using temporal keys.
0

6. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Sh ip route eigrp
Ip addresses are conserved if vlsm is not used for subnetting
One to many addresses...always start with ff

7. OSPF hello packets are sent to which address?
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
224.0.0.5
TKIP and WEP
128 bits

8. What are the three options for LMI in FR?
Sh arp and sh int
No LMI is being received by the switch or there is no service between the CPE and frame switch
Q933a - cisco and ansi
DSSS

9. What sequence of commands creates encrypted eigrp authentication
1023
Network
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
Per frame sequence counters and key mixing using temporal keys.

10. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
Network
Rollover
20

11. IPv6 2002::/16
Sh frame-relay map
::1
Sh frame-relay pvc
Used with 6 to 4

12. 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
Sh frame-relay map
Point to point

13. Frame relay point to point interfaces emulate _______
172.16.0.0 to 172.31.255.255
Leased lines
In the address table and added to the running config
10.0.0.0 to 10.255.255.255

14. What is the default configuration register setting?
25
Q933a - cisco and ansi
2102
Operational pvc

15. What are the two ppp authentication methods?
Debug ppp authentication
Pap and chap
Sh frame-relay map
Sh flash

16. Which command disables frame-relay inverse arp?
Ipv4 address in a mixed environment
Sh arp and sh int
No frame-relay inverse-arp
32768

17. Inverse ARP maps a ______ to a ________
DLCI to an IP address
Debug ip icmp
Arp for the host
Local router - frame relay WAN

18. What command kills telnet session #3?
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
Disconnect 3
21
<ctrl><shift>6 then x

19. What does config register 0x2100 do?
Boots to rommon
Ipv6 unicast-routing
Sh flash
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. IPv6 multicast address
2000::/3
One to many addresses...always start with ff
Sh frame-relay traffic
<ctrl><shift>6 then x

21. IPv6 0:0:0:0:0:0:0:0
10.0.0.0 to 10.255.255.255
By default
One
Same as ::...same as 0.0.0.0

22. Which command shows mac addresses of stations connected to switch ports?
In the address table and added to the running config
Show arp
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Disconnect 3

23. IPv6 2000::/3
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Q933a - cisco and ansi
Global unicast range
To configure a route form an ISP router into a corporate network

24. What rule does dhcp use when an IP address conflict is detected?
1544 kbps
The address is removed from the pool until the confilct is resolved.
Encapsulation mismatch and clock rate issues.
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

25. Name 2 reasons a serial connection can be in an up/down status?
In the address table and added to the running config
Debug ip icmp
Encapsulation mismatch and clock rate issues.
Show frame-relay lmi

26. tcp/udp port for FTP control
No frame-relay inverse-arp
21
No LMI is being received by the switch or there is no service between the CPE and frame switch
The address is removed from the pool until the confilct is resolved.

27. What is wrong with this command 'ip default-route 10.1.1.1'?
Debug ip icmp
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
It should be default-network
Feature capabilities - hardware platform - run location and compression status

28. What command displays the CHAP authentication process in real time?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
69
Debug ppp authentication
Same as ::...same as 0.0.0.0

29. Which command shows frame relay status and keep-alive information?
Ip ospf authentication - ip ospf authentication-key XXXXX
Show frame-relay lmi
<ctrl><shift>6 then x
Root and designated

30. Dynamic secure mac addresses are stored...
To configure a route form an ISP router into a corporate network
Access-class
Only in the address table
One to many addresses...always start with ff

31. What is the frame relay inactive state?

32. What does config register 0x2142 do?
Highest logical interface IP - then highest configured IP
Nonbroadcast multi-access
Unique local unicast range
Bypass startup config - initial config mode - password recovery

33. Which command disables frame-relay inverse arp?
Decimal - Hex
No frame-relay inverse-arp
Like private ipv4 address - but can't be routed at all
Same subnet

34. tcp/udp port for SMTP
25
23
It should be default-network
32768

35. What type of frame subinterface do you use for hub and spoke?
Used with 6 to 4
Point to point
25
No frame-relay inverse-arp

36. What command shows the amount of memory being used and whether there is enough room to load a new image?
Show arp
Sh flash
Link establishment - optional authentication - network layer protocol
Operational pvc

37. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Sh frame-relay traffic
Remote router's connection to the frame relay switch isn't working
Network

38. IPv6 0:0:0:0:0:0:0:1
Nonbroadcast multi-access
Access-class
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
::1 same as 127.0.0.1

39. IPv6 global unicast addresses
224.0.0.5
Publicly routable addresses
Point to point
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

40. What commands create md5 encrypted ospf authentication?
172.16.0.0 to 172.31.255.255
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Ripv2 is classless - multicasts - allows authentication
2000::/3

41. class b private addresses
::1
172.16.0.0 to 172.31.255.255
Global unicast range
20

42. What is the frame relay deleted state?
2000::/3
No LMI is being received by the switch or there is no service between the CPE and frame switch
Triggered update - split horizon - route poisoning
::1 same as 127.0.0.1

43. what command shows which vtp server updated the switch
Sh vtp status
Sh frame-relay traffic
Destined for a single interface
Root and designated

44. What are the steps in PPP authentication?
Link establishment - optional authentication - network layer protocol
Local router - frame relay WAN
One to first of many addresses
Q933a - cisco and ansi

45. What is the ipv6 loopback address?
::1
32 bits
Q933a - cisco and ansi
Ip addresses are conserved if vlsm is not used for subnetting

46. tcp/udp port for DNS
Sh frame-relay traffic
53
Nonbroadcast multi-access
Debug ip icmp

47. What command shows the status of PVC - FECN - BECN
Sh ip route eigrp
Encapsulation mismatch and clock rate issues.
Sh frame-relay pvc
2102

48. Static secure mac addresses are stored...
In the address table and added to the running config
Per frame sequence counters and key mixing using temporal keys.
Examples and documentation
21

49. What is the command to use an ACL for VTY access
Sh ip ospf interface
Access-class
Show frame-relay lmi
Sh ip int [interface]

50. What does a frame relay pvc status of inactive indicate?
Split horizon and holddown timers
Nonbroadcast multi-access
10 seconds with every 6th message being a full status message
The pvc is correctly configured - but there is an issue on the remote end of the pvc.