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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. At which layer should you begin troubleshooting QOS issues?
Network
Same as ::...same as 0.0.0.0
120
Unique local unicast range

2. Differences between ripv1 and ripv2
Ripv2 is classless - multicasts - allows authentication
25
Destined for a single interface
Ip ospf authentication - ip ospf authentication-key XXXXX

3. IPv6 0:0:0:0:0:0:0:1
Sh frame-relay traffic
Sh ip int [interface]
::1 same as 127.0.0.1
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

4. Which command turns on RIPng for ipv6?
Sh ip route eigrp
Sh frame-relay pvc
Ipv6 rip <process-name> enable
To configure a route form an ISP router into a corporate network

5. What command is used to debug the ping command?
0
Ipv4 address in a mixed environment
Debug ip icmp
To provide routing to a destination not specified in the routing table and is outside the local network

6. Inverse ARP maps a ______ to a ________
DLCI to an IP address
10 seconds with every 6th message being a full status message
32 bits
No LMI is being received by the switch or there is no service between the CPE and frame switch

7. class c private addresses
Sh frame-relay map
Same subnet
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

8. IPv6 unicast address
Destined for a single interface
No frame-relay inverse-arp
One
23

9. What type of cable connects the router's aux port to a modem?
Split horizon and holddown timers
Ip addresses are conserved if vlsm is not used for subnetting
Rollover
Ignore nvram (password recovery)

10. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Show frame-relay lmi
Sh ip eigrp neighbors
::1 same as 127.0.0.1
10 seconds with every 6th message being a full status message

11. Which features did wpav4 add to address the weaknesses of WEP?
Per frame sequence counters and key mixing using temporal keys.
Link establishment - optional authentication - network layer protocol
0
128 bits

12. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Same subnet
Sh frame-relay map
Nonbroadcast multi-access
Sh ip eigrp neighbors

13. What is the default configuration register setting?
2102
Sh frame-relay pvc
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Encapsulation mismatch and clock rate issues.

14. tcp/udp port for SNMP
Like private ipv4 address - but can't be routed at all
161
Bypass startup config - initial config mode - password recovery
To configure a route form an ISP router into a corporate network

15. Which command shows mac addresses of stations connected to switch ports?
Remote router's connection to the frame relay switch isn't working
1 -2 - 5.5 - 11
No frame-relay inverse-arp
Show arp

16. IPv6 FC00::/7
Same as ::...same as 0.0.0.0
Unique local unicast range
One
Access-class

17. name a situation where a default route would be appropriate...
161
To provide routing to a destination not specified in the routing table and is outside the local network
Yes
10 seconds with every 6th message being a full status message

18. confreg 2120
Sh frame-relay map
Rommon
Destined for a single interface
Local router - frame relay WAN

19. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
224.0.0.5
1544 kbps
Boots to rommon
Sh frame-relay map

20. what 3 things can be deduced from the IOS image file name?
1 - 2 - 5.5 - 11
Only in the address table
Feature capabilities - hardware platform - run location and compression status
Remote router's connection to the frame relay switch isn't working

21. name a situation where a static route would be appropriate...
Private address. Can be routed locally - but not on Internet
Rollover
To configure a route form an ISP router into a corporate 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

22. How does ripv2 respond to topology changes?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Triggered update - split horizon - route poisoning
224.0.0.5
Yes

23. What are the three types of congestion notification used by frame relay?
Multicast range
Like private ipv4 address - but can't be routed at all
FECN - BECN - DE
172.16.0.0 to 172.31.255.255

24. tcp/udp port for TFTP
69
Remote router's connection to the frame relay switch isn't working
120
Ip ospf authentication - ip ospf authentication-key XXXXX

25. What is the command to use an ACL for VTY access
The address is removed from the pool until the confilct is resolved.
TKIP and WEP
224.0.0.5
Access-class

26. Which command shows frame relay status and keep-alive information?
Disconnect 3
Show frame-relay lmi
1 -2 - 5.5 - 11
Ignore nvram (password recovery)

27. Frame relay point to point interfaces emulate _______
Q933a - cisco and ansi
Leased lines
10 seconds with every 6th message being a full status message
Encapsulation mismatch and clock rate issues.

28. What is the default bridge STP priority?
32768
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Ignore nvram (password recovery)
Root and designated

29. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Sh vtp status
FECN - BECN - DE
Ipv4 address in a mixed environment

30. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Sh ip ospf interface
100
::1 same as 127.0.0.1
Global unicast range

31. Sticky secure mac addresses are stored...
128 bits
FECN - BECN - DE
In the address table and added to the running config
20

32. What commands create md5 encrypted ospf authentication?
128 bits
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Debug ip icmp
1023

33. What does config register 0x2100 do?
23
100
Show frame-relay lmi
Boots to rommon

34. Which command disables frame-relay inverse arp?
Ipv6 rip <process-name> enable
Sh frame-relay map
Q933a - cisco and ansi
No frame-relay inverse-arp

35. What 4 things are necessary for 2 routers to form an eigrp relationship?
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
Debug ppp authentication
23

36. The frame relay dlci identifies the logical circuit between the ______ and the ______
Used with 6 to 4
In the address table and added to the running config
Root and designated
Local router - frame relay WAN

37. What 2 features did WPAV1 add to address WEP's weaknesses?
::1
10 seconds with every 6th message being a full status message
Per frame sequence counters and key mixing using temporal keys.
Sh arp and sh int

38. How long is an IPv4 address?
32 bits
Destined for a single interface
Compression - multilink support - authentication
No frame-relay inverse-arp

39. confreg 2142
Ignore nvram (password recovery)
Yes
TKIP and WEP
53

40. What command shows the status of PVC - FECN - BECN
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Yes
Sh frame-relay pvc
Sh frame-relay traffic

41. Which command shows if an acl is applied to an interface?
Sh ip int [interface]
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Q933a - cisco and ansi
128 bits

42. tcp/udp port for FTP data
20
Same subnet
Per frame sequence counters and key mixing using temporal keys.
Sh ip int [interface]

43. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
Operational pvc
Aes-ccmp
Debug ppp authentication

44. What are the three options for LMI in FR?
Q933a - cisco and ansi
21
161
20

45. What is the frame relay deleted state?
No LMI is being received by the switch or there is no service between the CPE and frame switch
2102
Examples and documentation
One to first of many addresses

46. How long is an IPv6 address?
Per frame sequence counters and key mixing using temporal keys.
Ignore nvram (password recovery)
Aes-ccmp
128 bits

47. What spread spectrum technology does 802.11b use?
DSSS
Nonbroadcast multi-access
Same as ::...same as 0.0.0.0
0

48. What does config register 0x2142 do?
Compression - multilink support - authentication
21
2000::/3
Bypass startup config - initial config mode - password recovery

49. tcp/udp port for FTP control
21
Highest logical interface IP - then highest configured IP
<ctrl><shift>6 then x
Like private ipv4 address - but can't be routed at all

50. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Encapsulation mismatch and clock rate issues.
Ipv4 address in a mixed environment
Publicly routable addresses