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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 command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Network
Examples and documentation
Sh frame-relay map
32768

2. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Ip ospf authentication - ip ospf authentication-key XXXXX
Encapsulation mismatch and clock rate issues.
2102
Decimal - Hex

3. EIGRP summarizes at class boundaries...
Ip addresses are conserved if vlsm is not used for subnetting
Triggered update - split horizon - route poisoning
Ipv6 rip <process-name> enable
By default

4. IPv6 FE80::/10
Operational pvc
Same as ::...same as 0.0.0.0
Link-local unicast range
128 bits

5. IPv6 2001:0DB8::/32
Ipv4 address in a mixed environment
0
Examples and documentation
Show arp

6. What is the default AD for RIP
One to first of many addresses
Nonbroadcast multi-access
120
1023

7. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
Disconnect 3
Remote router's connection to the frame relay switch isn't working
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

8. What can you utilize by using PPP layer 2 encapsulation?
Remote router's connection to the frame relay switch isn't working
Compression - multilink support - authentication
In the address table and added to the running config
32768

9. tcp/udp port for SNMP
DLCI to an IP address
161
Access-class
Unique local unicast range

10. Which command assigns an IPv6 address to an interface?
Ipv6 address 2001:0:1:0::2/64 (example)
One
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Like private ipv4 address - but can't be routed at all

11. Which command shows mac addresses of stations connected to switch ports?
Show arp
TKIP and WEP
::1
Compression - multilink support - authentication

12. What does config register 0x2100 do?
Boots to rommon
10 seconds with every 6th message being a full status message
Network
Ip ospf authentication - ip ospf authentication-key XXXXX

13. tcp/udp port for DNS
25
Per frame sequence counters and key mixing using temporal keys.
53
One

14. Differences between ripv1 and ripv2
23
Ripv2 is classless - multicasts - allows authentication
Link-local unicast range
Disconnect 3

15. confreg 2142
Ignore nvram (password recovery)
Unique local unicast range
Destined for a single interface
Sh frame-relay traffic

16. what 3 things can be deduced from the IOS image file name?
Ip ospf authentication - ip ospf authentication-key XXXXX
Feature capabilities - hardware platform - run location and compression status
It should be default-network
No frame-relay inverse-arp

17. IPv6 link-local address

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18. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Used with 6 to 4
10.0.0.0 to 10.255.255.255
::1

19. What is the order of preference in a routing table?
To provide routing to a destination not specified in the routing table and is outside the local network
Debug ip icmp
Examples and documentation
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

20. What information is supplied by CDP? (5)
23
Device identifier - address list - port identifier - capabilites list - platform
One
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

21. IPv6 0:0:0:0:0:0:0:1
Sh frame-relay pvc
<ctrl><shift>6 then x
::1 same as 127.0.0.1
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

22. udp port for DNS
53
Sh frame-relay pvc
Link-local unicast range
Sh arp and sh int

23. At which layer should you begin troubleshooting QOS issues?
Network
Ip ospf authentication - ip ospf authentication-key XXXXX
No frame-relay inverse-arp
::1

24. What are the two ppp authentication methods?
Compression - multilink support - authentication
1023
Pap and chap
Debug ip icmp

25. Which command shows if an acl is applied to an interface?
One
Sh ip int [interface]
Sh ip route eigrp
Sh frame-relay map

26. What rule does dhcp use when an IP address conflict is detected?
Sh frame-relay pvc
The address is removed from the pool until the confilct is resolved.
Network
53

27. Frame relay point to point interfaces emulate _______
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
Leased lines
Ipv6 address 2001:0:1:0::2/64 (example)
32 bits

28. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Sh vtp status
Examples and documentation
192.168.0.0 to 192.168.255.255

29. 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
Nonbroadcast multi-access
Sh ip route eigrp
Ip ospf authentication - ip ospf authentication-key XXXXX

30. IPv6 3FFF:FFFF::/32
Examples and documentation
Sh ip eigrp neighbors
Sh ip route eigrp
1 -2 - 5.5 - 11

31. What 4 things are necessary for 2 routers to form an eigrp relationship?
10.0.0.0 to 10.255.255.255
32 bits
Sh ip route eigrp
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

32. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
Ipv4 address in a mixed environment
::1
Sh ip eigrp neighbors

33. What is wrong with this command 'ip default-route 10.1.1.1'?
Sh arp and sh int
Aes-ccmp
It should be default-network
<ctrl><shift>6 then x

34. Which two wireless encryption methods are based on RC4?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
TKIP and WEP
One
1 -2 - 5.5 - 11

35. What is the LMI DLCI used in ANSI?
Only in the address table
Disconnect 3
Like private ipv4 address - but can't be routed at all
0

36. What is the ipv6 loopback adddress?
No frame-relay inverse-arp
Sh ip int [interface]
::1
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

37. tcp/udp port for POP3
Rollover
Remote router's connection to the frame relay switch isn't working
100
Aes-ccmp

38. Does is-is support VLSM?
Yes
One
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Ipv6 rip <process-name> enable

39. What does ripv2 do to prevent routing loops?
Split horizon and holddown timers
Link establishment - optional authentication - network layer protocol
Disconnect 3
Per frame sequence counters and key mixing using temporal keys.

40. Which command shows global frame relay stats since the last router reload?
::1
Sh frame-relay traffic
Multicast range
10.0.0.0 to 10.255.255.255

41. What are the three options for LMI in FR?
Sh ip int [interface]
Show frame-relay lmi
Q933a - cisco and ansi
23

42. What is the first action that a host will take when sending data to a host on a different network?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Arp for the host
Per frame sequence counters and key mixing using temporal keys.
Same as ::...same as 0.0.0.0

43. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
1 - 2 - 5.5 - 11
Show arp
The address is removed from the pool until the confilct is resolved.
Feature capabilities - hardware platform - run location and compression status

44. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
1544 kbps
1 -2 - 5.5 - 11
Examples and documentation
Only in the address table

45. Sticky secure mac addresses are stored...
20
Show frame-relay lmi
In the address table and added to the running config
Show frame-relay lmi

46. IPv6 0:0:0:0:0:0:192.168.100.1
Examples and documentation
Global unicast range
Ipv4 address in a mixed environment
120

47. How long is an IPv4 address?
161
224.0.0.5
32768
32 bits

48. what command shows which vtp server updated the switch
Sh vtp status
Publicly routable addresses
53
10.0.0.0 to 10.255.255.255

49. What sequence of commands creates encrypted eigrp authentication
Sh ip ospf interface
Ripv2 is classless - multicasts - allows authentication
224.0.0.5
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

50. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
1544 kbps
Ripv2 is classless - multicasts - allows authentication
Decimal - Hex
By default