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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. How does ripv2 respond to topology changes?
Triggered update - split horizon - route poisoning
Disconnect 3
Ipv6 rip <process-name> enable
::1 same as 127.0.0.1

2. What does ripv2 do to prevent routing loops?
10 seconds with every 6th message being a full status message
Split horizon and holddown timers
Multicast range
Leased lines

3. Which command disables frame-relay inverse arp?
Triggered update - split horizon - route poisoning
No frame-relay inverse-arp
161
224.0.0.5

4. What is the ipv6 loopback adddress?
Operational pvc
Same as ::...same as 0.0.0.0
::1
100

5. Which two wireless encryption methods are based on RC4?
Nonbroadcast multi-access
1 - 2 - 5.5 - 11
TKIP and WEP
Unique local unicast range

6. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Compression - multilink support - authentication
Rollover
161
1544 kbps

7. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Nonbroadcast multi-access
Debug ip icmp
Unique local unicast range

8. Which command shows global frame relay stats since the last router reload?
Sh ip ospf interface
No frame-relay inverse-arp
One to many addresses...always start with ff
Sh frame-relay traffic

9. tcp/udp port for FTP control
Ipv6 rip <process-name> enable
Ipv6 unicast-routing
21
Device identifier - address list - port identifier - capabilites list - platform

10. IPv6 2002::/16
Used with 6 to 4
Same subnet
To configure a route form an ISP router into a corporate network
Sh frame-relay pvc

11. Which features did wpav4 add to address the weaknesses of WEP?
Global unicast range
One to many addresses...always start with ff
Like private ipv4 address - but can't be routed at all
Per frame sequence counters and key mixing using temporal keys.

12. Differences between ripv1 and ripv2
Ripv2 is classless - multicasts - allows authentication
No frame-relay inverse-arp
1 - 2 - 5.5 - 11
One to first of many addresses

13. What type of cable connects the router's aux port to a modem?
Leased lines
161
Unique local unicast range
Rollover

14. Does is-is support VLSM?
Yes
161
Rommon
32 bits

15. IPv6 unicast address
Destined for a single interface
Device identifier - address list - port identifier - capabilites list - platform
Unique local unicast range
Point to point

16. IPv6 0:0:0:0:0:0:192.168.100.1
Used with 6 to 4
Device identifier - address list - port identifier - capabilites list - platform
Ipv4 address in a mixed environment
Arp for the host

17. What is the ipv6 loopback address?
Sh frame-relay map
Yes
Triggered update - split horizon - route poisoning
::1

18. Which command shows mac addresses of stations connected to switch ports?
Destined for a single interface
Show arp
Sh frame-relay pvc
Like private ipv4 address - but can't be routed at all

19. confreg 2142
Leased lines
Split horizon and holddown timers
Ignore nvram (password recovery)
Sh ip eigrp neighbors

20. Sticky secure mac addresses are stored...
Sh ip ospf interface
In the address table and added to the running config
<ctrl><shift>6 then x
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

21. The frame relay dlci identifies the logical circuit between the ______ and the ______
Global unicast range
Same subnet
Ip addresses are conserved if vlsm is not used for subnetting
Local router - frame relay WAN

22. What 4 things are necessary for 2 routers to form an eigrp relationship?
Private address. Can be routed locally - but not on Internet
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
By default
Aes-ccmp

23. What information is supplied by CDP? (5)
Show arp
Device identifier - address list - port identifier - capabilites list - platform
1 - 2 - 5.5 - 11
Ipv4 address in a mixed environment

24. What are the three types of congestion notification used by frame relay?
Rommon
Used with 6 to 4
In the address table and added to the running config
FECN - BECN - DE

25. What type of frame subinterface do you use for hub and spoke?
The address is removed from the pool until the confilct is resolved.
Nonbroadcast multi-access
Examples and documentation
Point to point

26. OSPF hello packets are sent to which address?
Ipv6 address 2001:0:1:0::2/64 (example)
Unique local unicast range
224.0.0.5
Sh flash

27. What spread spectrum technology does 802.11b use?
DSSS
Publicly routable addresses
21
Sh ip route eigrp

28. Which command shows pvc mappings between the router and the frame switch?
Remote router's connection to the frame relay switch isn't working
By default
Sh frame-relay pvc
2000::/3

29. class a private addresses
10.0.0.0 to 10.255.255.255
Sh frame-relay traffic
Sh frame-relay pvc
Sh vtp status

30. How long is an IPv4 address?
Link establishment - optional authentication - network layer protocol
32 bits
Same as ::...same as 0.0.0.0
Only in the address table

31. What command displays the CHAP authentication process in real time?
Sh frame-relay traffic
Root and designated
Debug ppp authentication
0

32. confreg 2120
Network
Rommon
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Sh frame-relay pvc

33. Name 2 reasons a serial connection can be in an up/down status?
Encapsulation mismatch and clock rate issues.
No frame-relay inverse-arp
23
::1 same as 127.0.0.1

34. Which command assigns an IPv6 address to an interface?
Ignore nvram (password recovery)
Ipv6 address 2001:0:1:0::2/64 (example)
Show arp
No LMI is being received by the switch or there is no service between the CPE and frame switch

35. What is the first action that a host will take when sending data to a host on a different network?
One to first of many addresses
Ignore nvram (password recovery)
Arp for the host
Ip addresses are conserved if vlsm is not used for subnetting

36. tcp/udp port for FTP data
53
20
To configure a route form an ISP router into a corporate network
Link-local unicast range

37. What is wrong with this command 'ip default-route 10.1.1.1'?
1023
224.0.0.5
To provide routing to a destination not specified in the routing table and is outside the local network
It should be default-network

38. tcp/udp port for SMTP
25
Leased lines
Sh ip eigrp neighbors
Sh ip route eigrp

39. IPv6 FC00::/7
It should be default-network
Nonbroadcast multi-access
128 bits
Unique local unicast range

40. By default - FR is classified as what type of physical network?
Nonbroadcast multi-access
Sh ip route eigrp
32 bits
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

41. Which command disables frame-relay inverse arp?
192.168.0.0 to 192.168.255.255
No frame-relay inverse-arp
10 seconds with every 6th message being a full status message
Rommon

42. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
128 bits
Sh ip eigrp neighbors
Ip addresses are conserved if vlsm is not used for subnetting
No LMI is being received by the switch or there is no service between the CPE and frame switch

43. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
Arp for the host
Sh frame-relay pvc
1 - 2 - 5.5 - 11
Remote router's connection to the frame relay switch isn't working

44. What 3 things are necessary for 2 routers to establish ospf neighborship?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Sh ip ospf interface
Ripv2 is classless - multicasts - allows authentication
1023

45. Which command turns on RIPng for ipv6?
Ipv6 rip <process-name> enable
10 seconds with every 6th message being a full status message
DLCI to an IP address
Device identifier - address list - port identifier - capabilites list - platform

46. What does config register 0x2142 do?
Bypass startup config - initial config mode - password recovery
1544 kbps
One
Per frame sequence counters and key mixing using temporal keys.

47. IPv6 2000::/3
Highest logical interface IP - then highest configured IP
Only in the address table
Network
Global unicast range

48. 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
DLCI to an IP address
32768
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

49. what command shows which vtp server updated the switch
Sh vtp status
Ipv6 rip <process-name> enable
No frame-relay inverse-arp
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

50. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Remote router's connection to the frame relay switch isn't working
1 -2 - 5.5 - 11
DSSS
Multicast range