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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 wrong with this command 'ip default-route 10.1.1.1'?
Q933a - cisco and ansi
It should be default-network
23
Show frame-relay lmi

2. IPv6 FF00::/8
Ip addresses are conserved if vlsm is not used for subnetting
DSSS
Ipv6 address 2001:0:1:0::2/64 (example)
Multicast range

3. By default - FR is classified as what type of physical network?
2000::/3
Nonbroadcast multi-access
To provide routing to a destination not specified in the routing table and is outside the local network
It should be default-network

4. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Feature capabilities - hardware platform - run location and compression status
Debug ip icmp
Leased lines

5. What rule does dhcp use when an IP address conflict is detected?
Same as ::...same as 0.0.0.0
Network
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
The address is removed from the pool until the confilct is resolved.

6. Static secure mac addresses are stored...
Disconnect 3
120
Like private ipv4 address - but can't be routed at all
In the address table and added to the running config

7. What type of frame subinterface do you use for hub and spoke?
Ipv6 rip <process-name> enable
FECN - BECN - DE
1023
Point to point

8. Dynamic secure mac addresses are stored...
Only in the address table
::1
Debug ppp authentication
Examples and documentation

9. IPv6 FC00::/7
To configure a route form an ISP router into a corporate network
By default
Pap and chap
Unique local unicast range

10. What 2 features did WPAV1 add to address WEP's weaknesses?
Per frame sequence counters and key mixing using temporal keys.
32 bits
Show frame-relay lmi
FECN - BECN - DE

11. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Compression - multilink support - authentication
Ip addresses are conserved if vlsm is not used for subnetting
25
No frame-relay inverse-arp

12. At which layer should you begin troubleshooting QOS issues?
Show arp
120
Network
Compression - multilink support - authentication

13. udp port for DNS
Aes-ccmp
Ipv6 rip <process-name> enable
53
Ip ospf authentication - ip ospf authentication-key XXXXX

14. What command shows the status of PVC - FECN - BECN
Only in the address table
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 seconds with every 6th message being a full status message
Sh frame-relay pvc

15. What does ripv2 do to prevent routing loops?
Like private ipv4 address - but can't be routed at all
Per frame sequence counters and key mixing using temporal keys.
Boots to rommon
Split horizon and holddown timers

16. Which command turns on RIPng for ipv6?
Debug ip icmp
Ipv6 rip <process-name> enable
Remote router's connection to the frame relay switch isn't working
Ip addresses are conserved if vlsm is not used for subnetting

17. IPv6 3FFF:FFFF::/32
In the address table and added to the running config
DLCI to an IP address
Per frame sequence counters and key mixing using temporal keys.
Examples and documentation

18. What commands create md5 encrypted ospf authentication?
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
Arp for the host
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

19. tcp/udp port for SNMP
Destined for a single interface
32768
161
192.168.0.0 to 192.168.255.255

20. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
In the address table and added to the running config
Sh ip ospf interface
Arp for the host
Link-local unicast range

21. The frame relay dlci identifies the logical circuit between the ______ and the ______
Sh vtp status
Highest logical interface IP - then highest configured IP
Local router - frame relay WAN
Sh ip route eigrp

22. What 3 things are necessary for 2 routers to establish ospf neighborship?
Remote router's connection to the frame relay switch isn't working
Ip addresses are conserved if vlsm is not used for subnetting
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
No LMI is being received by the switch or there is no service between the CPE and frame switch

23. Sticky secure mac addresses are stored...
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Link-local unicast range
In the address table and added to the running config
Ipv4 address in a mixed environment

24. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
25
Link establishment - optional authentication - network layer protocol
1 -2 - 5.5 - 11
Ipv6 rip <process-name> enable

25. IPv6 anycast address
One to first of many addresses
It should be default-network
20
Sh arp and sh int

26. What spread spectrum technology does 802.11b use?
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 ip ospf interface
<ctrl><shift>6 then x
DSSS

27. What can you utilize by using PPP layer 2 encapsulation?
Network
The address is removed from the pool until the confilct is resolved.
Rollover
Compression - multilink support - authentication

28. How long is an IPv4 address?
32 bits
Publicly routable addresses
69
Bypass startup config - initial config mode - password recovery

29. What type of cable connects the router's aux port to a modem?
Triggered update - split horizon - route poisoning
20
Sh ip eigrp neighbors
Rollover

30. Which two wireless encryption methods are based on RC4?
Link-local unicast range
Link establishment - optional authentication - network layer protocol
Ipv4 address in a mixed environment
TKIP and WEP

31. IPv6 unique local address
One to first of many addresses
Ipv6 rip <process-name> enable
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Private address. Can be routed locally - but not on Internet

32. What is the first action that a host will take when sending data to a host on a different network?
Ipv6 unicast-routing
32 bits
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Arp for the host

33. Which command shows global frame relay stats since the last router reload?
Show frame-relay lmi
<ctrl><shift>6 then x
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.

34. OSPF hello packets are sent to which address?
Point to point
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
0
224.0.0.5

35. tcp/udp port for TFTP
69
20
Encapsulation mismatch and clock rate issues.
Sh frame-relay map

36. name a situation where a static route would be appropriate...
Examples and documentation
To configure a route form an ISP router into a corporate network
Publicly routable addresses
Split horizon and holddown timers

37. What command shows the amount of memory being used and whether there is enough room to load a new image?
DSSS
Sh flash
One to many addresses...always start with ff
Local router - frame relay WAN

38. What sequence of commands creates encrypted eigrp authentication
Local router - frame relay WAN
::1
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

39. tcp/udp port for DNS
53
120
128 bits
Leased lines

40. class c private addresses
Sh frame-relay pvc
1544 kbps
192.168.0.0 to 192.168.255.255
Network

41. class b private addresses
Examples and documentation
172.16.0.0 to 172.31.255.255
Link establishment - optional authentication - network layer protocol
0

42. what 3 things can be deduced from the IOS image file name?
Feature capabilities - hardware platform - run location and compression status
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 seconds with every 6th message being a full status message
DLCI to an IP address

43. Which 2 port roles forward traffic under 802.1w standard?
Point to point
1 - 2 - 5.5 - 11
Same subnet
Root and designated

44. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
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
Network
Show arp
1 - 2 - 5.5 - 11

45. What is the ipv6 loopback adddress?
By default
Show arp
::1
No LMI is being received by the switch or there is no service between the CPE and frame switch

46. EIGRP summarizes at class boundaries...
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
Encapsulation mismatch and clock rate issues.
Per frame sequence counters and key mixing using temporal keys.
By default

47. What information is supplied by CDP? (5)
Link establishment - optional authentication - network layer protocol
Device identifier - address list - port identifier - capabilites list - platform
172.16.0.0 to 172.31.255.255
Per frame sequence counters and key mixing using temporal keys.

48. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
10.0.0.0 to 10.255.255.255
Q933a - cisco and ansi
Only in the address table

49. How does ripv2 respond to topology changes?
Triggered update - split horizon - route poisoning
Sh ip int [interface]
Publicly routable addresses
32 bits

50. IPv6 multicast address
Remote router's connection to the frame relay switch isn't working
One to many addresses...always start with ff
To configure a route form an ISP router into a corporate network
Ipv6 rip <process-name> enable