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CCNA Updated

Instructions:

Answer 50 questions in 15 minutes.
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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. Static secure mac addresses are stored...
Sh ip int [interface]
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Ipv6 rip <process-name> enable
In the address table and added to the running config

2. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Used with 6 to 4
Sh ip eigrp neighbors
25

3. Which command shows if an acl is applied to an interface?
Sh ip int [interface]
128 bits
Operational pvc
224.0.0.5

4. Which features did wpav4 add to address the weaknesses of WEP?
Per frame sequence counters and key mixing using temporal keys.
Feature capabilities - hardware platform - run location and compression status
Used with 6 to 4
Examples and documentation

5. what command shows which vtp server updated the switch
Ipv6 address 2001:0:1:0::2/64 (example)
Sh vtp status
::1
Global unicast range

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

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7. At which layer should you begin troubleshooting QOS issues?
The address is removed from the pool until the confilct is resolved.
Network
One to first of many addresses
192.168.0.0 to 192.168.255.255

8. IPv6 global unicast addresses
No frame-relay inverse-arp
Highest logical interface IP - then highest configured IP
Publicly routable addresses
20

9. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Ipv6 rip <process-name> enable
Sh arp and sh int
192.168.0.0 to 192.168.255.255
1 -2 - 5.5 - 11

10. IPv6 3FFF:FFFF::/32
Bypass startup config - initial config mode - password recovery
Sh ip ospf interface
128 bits
Examples and documentation

11. What is the first action that a host will take when sending data to a host on a different network?
Ipv6 unicast-routing
Arp for the host
Compression - multilink support - authentication
<ctrl><shift>6 then x

12. EIGRP summarizes at class boundaries...
Sh vtp status
By default
Unique local unicast range
Sh ip ospf interface

13. What commands create md5 encrypted ospf authentication?
Show frame-relay lmi
192.168.0.0 to 192.168.255.255
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
No frame-relay inverse-arp

14. IPv6 multicast address
32 bits
One to many addresses...always start with ff
Per frame sequence counters and key mixing using temporal keys.
Point to point

15. What is the order of preference in a routing table?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
2000::/3
Per frame sequence counters and key mixing using temporal keys.
Leased lines

16. Which 2 port roles forward traffic under 802.1w standard?
Publicly routable addresses
Encapsulation mismatch and clock rate issues.
120
Root and designated

17. IPv6 0:0:0:0:0:0:0:1
::1 same as 127.0.0.1
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Ipv6 address 2001:0:1:0::2/64 (example)
Sh flash

18. Sticky secure mac addresses are stored...
In the address table and added to the running config
No LMI is being received by the switch or there is no service between the CPE and frame switch
Ignore nvram (password recovery)
Like private ipv4 address - but can't be routed at all

19. IPv6 0:0:0:0:0:0:192.168.100.1
100
Ipv4 address in a mixed environment
69
53

20. tcp/udp port for DNS
Access-class
53
Private address. Can be routed locally - but not on Internet
Global unicast range

21. What rule does dhcp use when an IP address conflict is detected?
53
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
The address is removed from the pool until the confilct is resolved.
By default

22. What does ripv2 do to prevent routing loops?
161
Compression - multilink support - authentication
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
Split horizon and holddown timers

23. What commands create plain-text ospf authentication?
172.16.0.0 to 172.31.255.255
One to first of many addresses
Disconnect 3
Ip ospf authentication - ip ospf authentication-key XXXXX

24. What is the LMI DLCI used in ANSI?
Sh frame-relay traffic
Destined for a single interface
2102
0

25. What does config register 0x2100 do?
10.0.0.0 to 10.255.255.255
Boots to rommon
Private address. Can be routed locally - but not on Internet
Ip ospf authentication - ip ospf authentication-key XXXXX

26. class c private addresses
Rommon
Multicast range
192.168.0.0 to 192.168.255.255
32768

27. What command kills telnet session #3?
Rollover
Disconnect 3
Bypass startup config - initial config mode - password recovery
Show frame-relay lmi

28. What criteria does OSPF use to determine RID?
0
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.
Highest logical interface IP - then highest configured IP

29. IPv6 2000::/3
Global unicast range
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Remote router's connection to the frame relay switch isn't working
Leased lines

30. How often do LMI messages flow?
Debug ip icmp
Multicast range
161
10 seconds with every 6th message being a full status message

31. What type of frame subinterface do you use for hub and spoke?
Link establishment - optional authentication - network layer protocol
Point to point
Sh ip int [interface]
172.16.0.0 to 172.31.255.255

32. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Sh frame-relay pvc
25
Sh frame-relay map
Used with 6 to 4

33. class a private addresses
1 - 2 - 5.5 - 11
Sh ip route eigrp
10.0.0.0 to 10.255.255.255
1544 kbps

34. What is the frame relay inactive state?

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35. What spread spectrum technology does 802.11b use?
172.16.0.0 to 172.31.255.255
32768
Debug ppp authentication
DSSS

36. What encryption does WPA2 use
53
Leased lines
Aes-ccmp
::1

37. What 2 features did WPAV1 add to address WEP's weaknesses?
No LMI is being received by the switch or there is no service between the CPE and frame switch
53
Per frame sequence counters and key mixing using temporal keys.
Examples and documentation

38. Inverse ARP maps a ______ to a ________
No frame-relay inverse-arp
DLCI to an IP address
::1
Sh ip int [interface]

39. confreg 2120
Bypass startup config - initial config mode - password recovery
Rommon
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Yes

40. What can you utilize by using PPP layer 2 encapsulation?
Root and designated
Encapsulation mismatch and clock rate issues.
Compression - multilink support - authentication
Sh vtp status

41. What is the default AD for RIP
10.0.0.0 to 10.255.255.255
Like private ipv4 address - but can't be routed at all
120
Encapsulation mismatch and clock rate issues.

42. The frame relay dlci identifies the logical circuit between the ______ and the ______
Encapsulation mismatch and clock rate issues.
Point to point
Highest logical interface IP - then highest configured IP
Local router - frame relay WAN

43. Which command turns on IPv6 routing?
Show frame-relay lmi
Ipv6 unicast-routing
2102
Root and designated

44. Which command turns on RIPng for ipv6?
Ipv6 rip <process-name> enable
Ipv6 address 2001:0:1:0::2/64 (example)
224.0.0.5
Encapsulation mismatch and clock rate issues.

45. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Encapsulation mismatch and clock rate issues.
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
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

46. What is the default configuration register setting?
69
Aes-ccmp
2102
Triggered update - split horizon - route poisoning

47. tcp/udp port for FTP control
21
The pvc is correctly configured - but there is an issue on the remote end of the 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
Root and designated

48. How does ripv2 respond to topology changes?
69
Rollover
10.0.0.0 to 10.255.255.255
Triggered update - split horizon - route poisoning

49. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
0
Destined for a single interface
Show frame-relay lmi

50. IPv6 FE80::/10
Link-local unicast range
One to first of many addresses
To provide routing to a destination not specified in the routing table and is outside the local network
224.0.0.5