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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. Which command disables frame-relay inverse arp?
1023
Show frame-relay lmi
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
No frame-relay inverse-arp

2. What commands create md5 encrypted ospf authentication?
Pap and chap
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
To configure a route form an ISP router into a corporate network
2000::/3

3. Which command shows frame relay status and keep-alive information?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Ipv6 rip <process-name> enable
Remote router's connection to the frame relay switch isn't working
Show frame-relay lmi

4. What is the command to use an ACL for VTY access
Ipv6 rip <process-name> enable
Show arp
Examples and documentation
Access-class

5. class c private addresses
192.168.0.0 to 192.168.255.255
21
Ignore nvram (password recovery)
Split horizon and holddown timers

6. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
::1 same as 127.0.0.1
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh frame-relay pvc
One

7. Differences between ripv1 and ripv2
Ipv6 unicast-routing
Bypass startup config - initial config mode - password recovery
Sh frame-relay traffic
Ripv2 is classless - multicasts - allows authentication

8. What does config register 0x2142 do?
Rollover
::1 same as 127.0.0.1
Bypass startup config - initial config mode - password recovery
192.168.0.0 to 192.168.255.255

9. What does ripv2 do to prevent routing loops?
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
0
Split horizon and holddown timers
Multicast range

10. IPv6 0:0:0:0:0:0:0:0
53
Sh arp and sh int
Arp for the host
Same as ::...same as 0.0.0.0

11. At which layer should you begin troubleshooting QOS issues?
Network
Disconnect 3
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Operational pvc

12. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Sh frame-relay map
0
1 -2 - 5.5 - 11
One to many addresses...always start with ff

13. What is the ipv6 loopback adddress?
Show frame-relay lmi
Ip addresses are conserved if vlsm is not used for subnetting
::1
Link establishment - optional authentication - network layer protocol

14. What is the order of preference in a routing table?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh ip eigrp neighbors
Show arp
Ip addresses are conserved if vlsm is not used for subnetting

15. What are the steps in PPP authentication?
Link establishment - optional authentication - network layer protocol
::1
Unique local unicast range
Like private ipv4 address - but can't be routed at all

16. Which command shows mac addresses of stations connected to switch ports?
Show arp
To configure a route form an ISP router into a corporate network
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Decimal - Hex

17. IPv6 FF00::/8
Multicast range
Per frame sequence counters and key mixing using temporal keys.
2000::/3
DSSS

18. IPv6 2002::/16
TKIP and WEP
::1
Used with 6 to 4
21

19. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
1 - 2 - 5.5 - 11
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
Nonbroadcast multi-access

20. Which command turns on RIPng for ipv6?
Feature capabilities - hardware platform - run location and compression status
Ipv6 rip <process-name> enable
Sh frame-relay pvc
Aes-ccmp

21. Which features did wpav4 add to address the weaknesses of WEP?
224.0.0.5
Sh ip eigrp neighbors
Per frame sequence counters and key mixing using temporal keys.
161

22. How often do LMI messages flow?
Destined for a single interface
10 seconds with every 6th message being a full status message
In the address table and added to the running config
To configure a route form an ISP router into a corporate network

23. IPv6 0:0:0:0:0:0:0:1
Point to point
::1 same as 127.0.0.1
It should be default-network
Ip addresses are conserved if vlsm is not used for subnetting

24. What is the ipv6 loopback address?
To configure a route form an ISP router into a corporate network
20
Split horizon and holddown timers
::1

25. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Sh ip ospf interface
To provide routing to a destination not specified in the routing table and is outside the local network
Sh frame-relay pvc
Leased lines

26. confreg 2120
Rommon
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Show arp
Sh frame-relay pvc

27. IPv6 2001:0DB8::/32
Examples and documentation
Ipv4 address in a mixed environment
1 - 2 - 5.5 - 11
Show arp

28. Name 2 reasons a serial connection can be in an up/down status?
Sh frame-relay pvc
Encapsulation mismatch and clock rate issues.
Like private ipv4 address - but can't be routed at all
Show frame-relay lmi

29. tcp/udp port for TFTP
0
69
Destined for a single interface
Sh frame-relay traffic

30. Which command shows pvc mappings between the router and the frame switch?
2102
172.16.0.0 to 172.31.255.255
Sh frame-relay pvc
1 - 2 - 5.5 - 11

31. IPv6 unique local address
::1
Local router - frame relay WAN
Bypass startup config - initial config mode - password recovery
Private address. Can be routed locally - but not on Internet

32. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Disconnect 3
Same subnet
Sh ip eigrp neighbors
224.0.0.5

33. IPv6 FC00::/7
Point to point
Unique local unicast range
Network
Show arp

34. What does config register 0x2100 do?
0
Boots to rommon
<ctrl><shift>6 then x
In the address table and added to the running config

35. What command displays the CHAP authentication process in real time?
In the address table and added to the running config
Debug ppp authentication
Like private ipv4 address - but can't be routed at all
Sh ip eigrp neighbors

36. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
Nonbroadcast multi-access
25
Sh frame-relay traffic

37. Which 2 commands show IP address associated with a MAC address
Private address. Can be routed locally - but not on Internet
25
128 bits
Sh arp and sh int

38. tcp/udp port for FTP data
128 bits
Like private ipv4 address - but can't be routed at all
No LMI is being received by the switch or there is no service between the CPE and frame switch
20

39. What information is supplied by CDP? (5)
Rommon
DSSS
Destined for a single interface
Device identifier - address list - port identifier - capabilites list - platform

40. IPv6 3FFF:FFFF::/32
Examples and documentation
161
<ctrl><shift>6 then x
Sh arp and sh int

41. What spread spectrum technology does 802.11b use?
161
Ipv4 address in a mixed environment
One to first of many addresses
DSSS

42. What is the LMI DLCI used in Cisco?
To configure a route form an ISP router into a corporate network
1023
Publicly routable addresses
53

43. tcp/udp port for DNS
2102
53
2000::/3
32 bits

44. What sequence of commands creates encrypted eigrp authentication
10.0.0.0 to 10.255.255.255
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 map
To configure a route form an ISP router into a corporate network

45. What 3 things are necessary for 2 routers to establish ospf neighborship?
Sh ip ospf interface
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Rollover
100

46. What is the frame relay inactive state?

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47. Which command shows only EIGRP routes?
Sh ip route eigrp
1544 kbps
Show frame-relay lmi
10.0.0.0 to 10.255.255.255

48. What is the default bridge STP priority?
Bypass startup config - initial config mode - password recovery
32768
128 bits
Sh frame-relay map

49. ipv6 global addresses start with ...
2000::/3
Ignore nvram (password recovery)
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
Link establishment - optional authentication - network layer protocol

50. Frame relay point to point interfaces emulate _______
2000::/3
Leased lines
Yes
Show frame-relay lmi