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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 sequence of commands creates encrypted eigrp authentication
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
10 seconds with every 6th message being a full status message
Device identifier - address list - port identifier - capabilites list - platform

2. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Used with 6 to 4
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 frame-relay pvc
1544 kbps

3. Which command turns on IPv6 routing?
To provide routing to a destination not specified in the routing table and is outside the local network
20
Ipv6 unicast-routing
Encapsulation mismatch and clock rate issues.

4. tcp/udp port for SMTP
25
Ignore nvram (password recovery)
It should be default-network
Rollover

5. What command displays the CHAP authentication process in real time?
Debug ppp authentication
By default
Sh frame-relay map
Sh ip route eigrp

6. Which command assigns an IPv6 address to an interface?
1 - 2 - 5.5 - 11
Same as ::...same as 0.0.0.0
Ipv6 address 2001:0:1:0::2/64 (example)
120

7. What type of cable connects the router's aux port to a modem?
172.16.0.0 to 172.31.255.255
Rollover
2000::/3
32768

8. What type of frame subinterface do you use for hub and spoke?
Q933a - cisco and ansi
Point to point
Remote router's connection to the frame relay switch isn't working
Compression - multilink support - authentication

9. How does ripv2 respond to topology changes?
Triggered update - split horizon - route poisoning
Ipv4 address in a mixed environment
32 bits
120

10. IPv6 anycast address
Decimal - Hex
One to first of many addresses
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
Link establishment - optional authentication - network layer protocol

11. What are the two ppp authentication methods?
Examples and documentation
Point to point
Sh ip eigrp neighbors
Pap and chap

12. What is the LMI DLCI used in Cisco?
Sh frame-relay traffic
1023
Split horizon and holddown timers
1 - 2 - 5.5 - 11

13. What are the three options for LMI in FR?
Sh frame-relay pvc
Q933a - cisco and ansi
In the address table and added to the running config
23

14. How often do LMI messages flow?
Sh arp and sh int
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
10 seconds with every 6th message being a full status message
In the address table and added to the running config

15. What is the LMI DLCI used in ANSI?
Used with 6 to 4
Show frame-relay lmi
It should be default-network
0

16. tcp/udp port for TFTP
Sh ip ospf interface
Point to point
69
Root and designated

17. Which command shows only EIGRP routes?
Sh flash
1023
Show frame-relay lmi
Sh ip route eigrp

18. Which command turns on RIPng for ipv6?
One to many addresses...always start with ff
Bypass startup config - initial config mode - password recovery
Ipv6 rip <process-name> enable
Global unicast range

19. What type of frame subinterface do you use for hub and spoke?
Sh frame-relay traffic
1023
Point to point
2000::/3

20. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
Q933a - cisco and ansi
Boots to rommon
Publicly routable addresses

21. IPv6 3FFF:FFFF::/32
Examples and documentation
23
224.0.0.5
Sh ip int [interface]

22. What is the frame relay deleted state?
Sh flash
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
Triggered update - split horizon - route poisoning

23. At which layer should you begin troubleshooting QOS issues?
Show frame-relay lmi
Leased lines
Network
1 -2 - 5.5 - 11

24. Which command shows frame relay status and keep-alive information?
Destined for a single interface
Show frame-relay lmi
Ipv4 address in a mixed environment
Rommon

25. Which command shows global frame relay stats since the last router reload?
Rommon
Leased lines
Sh frame-relay traffic
120

26. tcp/udp port for POP3
Ipv6 address 2001:0:1:0::2/64 (example)
To configure a route form an ISP router into a corporate network
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
100

27. What rule does dhcp use when an IP address conflict is detected?
DSSS
Boots to rommon
TKIP and WEP
The address is removed from the pool until the confilct is resolved.

28. What encryption does WPA2 use
Leased lines
Feature capabilities - hardware platform - run location and compression status
120
Aes-ccmp

29. How long is an IPv6 address?
Sh vtp status
Sh frame-relay map
128 bits
1544 kbps

30. What is the frame relay inactive state?

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31. What command is used to debug the ping command?
Sh frame-relay pvc
Like private ipv4 address - but can't be routed at all
Debug ip icmp
Q933a - cisco and ansi

32. What can you utilize by using PPP layer 2 encapsulation?
Q933a - cisco and ansi
Compression - multilink support - authentication
Examples and documentation
Nonbroadcast multi-access

33. How long is an IPv4 address?
::1
23
Leased lines
32 bits

34. Which features did wpav4 add to address the weaknesses of WEP?
Split horizon and holddown timers
Like private ipv4 address - but can't be routed at all
Aes-ccmp
Per frame sequence counters and key mixing using temporal keys.

35. What 3 things are necessary for 2 routers to establish ospf neighborship?
25
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Boots to rommon
Sh ip route eigrp

36. Which command shows mac addresses of stations connected to switch ports?
Examples and documentation
Show arp
10 seconds with every 6th message being a full status message
TKIP and WEP

37. confreg 2142
Ignore nvram (password recovery)
FECN - BECN - DE
Examples and documentation
No LMI is being received by the switch or there is no service between the CPE and frame switch

38. Which command shows if an acl is applied to an interface?
To provide routing to a destination not specified in the routing table and is outside the local network
One
DLCI to an IP address
Sh ip int [interface]

39. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
TKIP and WEP
23
In the address table and added to the running config
Ip addresses are conserved if vlsm is not used for subnetting

40. Differences between ripv1 and ripv2
One to many addresses...always start with ff
Private address. Can be routed locally - but not on Internet
172.16.0.0 to 172.31.255.255
Ripv2 is classless - multicasts - allows authentication

41. IPv6 FC00::/7
Unique local unicast range
Ignore nvram (password recovery)
It should be default-network
120

42. Does is-is support VLSM?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
69
Sh ip int [interface]
Yes

43. Which command shows frame relay status and keep-alive information?
Debug ip icmp
Sh frame-relay pvc
Show frame-relay lmi
Encapsulation mismatch and clock rate issues.

44. udp port for DNS
Destined for a single interface
FECN - BECN - DE
Nonbroadcast multi-access
53

45. By default - FR is classified as what type of physical network?
Ripv2 is classless - multicasts - allows authentication
Nonbroadcast multi-access
In the address table and added to the running config
Point to point

46. What 4 things are necessary for 2 routers to form an eigrp relationship?
Sh ip eigrp neighbors
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
Local router - frame relay WAN
Point to point

47. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Point to point
Triggered update - split horizon - route poisoning
Sh frame-relay map
DSSS

48. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
2000::/3
Yes
Like private ipv4 address - but can't be routed at all
Decimal - Hex

49. What spread spectrum technology does 802.11b use?
Same as ::...same as 0.0.0.0
DSSS
Debug ip icmp
Boots to rommon

50. IPv6 global unicast addresses
Publicly routable addresses
2000::/3
100
Per frame sequence counters and key mixing using temporal keys.