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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 long is an IPv4 address?
32 bits
The address is removed from the pool until the confilct is resolved.
0
::1

2. What commands create md5 encrypted ospf authentication?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
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
No LMI is being received by the switch or there is no service between the CPE and frame switch
Only in the address table

3. udp port for DNS
53
Root and designated
Device identifier - address list - port identifier - capabilites list - platform
161

4. Dynamic secure mac addresses are stored...
Only in the address table
Rommon
One to first of many addresses
10.0.0.0 to 10.255.255.255

5. Which features did wpav4 add to address the weaknesses of WEP?
One to many addresses...always start with ff
Same as ::...same as 0.0.0.0
Examples and documentation
Per frame sequence counters and key mixing using temporal keys.

6. Which 2 commands show IP address associated with a MAC address
In the address table and added to the running config
0
Multicast range
Sh arp and sh int

7. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
100
TKIP and WEP
::1
1 -2 - 5.5 - 11

8. What does a frame relay pvc status of inactive indicate?
In the address table and added to the running config
Highest logical interface IP - then highest configured IP
::1
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

9. What is the command to use an ACL for VTY access
Local router - frame relay WAN
Feature capabilities - hardware platform - run location and compression status
100
Access-class

10. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
Nonbroadcast multi-access
Yes
By default

11. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
53
Sh frame-relay pvc
Sh ip eigrp neighbors
Rommon

12. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
Link establishment - optional authentication - network layer protocol
Local router - frame relay WAN
Destined for a single interface

13. Which command shows global frame relay stats since the last router reload?
One to first of many addresses
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh frame-relay traffic
Leased lines

14. OSPF hello packets are sent to which address?
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
Highest logical interface IP - then highest configured IP
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

15. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
One to first of many addresses
Publicly routable addresses
Aes-ccmp

16. What 3 things are necessary for 2 routers to establish ospf neighborship?
2102
Destined for a single interface
Operational pvc
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

17. The frame relay dlci identifies the logical circuit between the ______ and the ______
Split horizon and holddown timers
Local router - frame relay WAN
Unique local unicast range
Same as ::...same as 0.0.0.0

18. Which command shows frame relay status and keep-alive information?
Ripv2 is classless - multicasts - allows authentication
Show frame-relay lmi
Leased lines
Sh ip route eigrp

19. Which command suspends a telnet session?
Examples and documentation
<ctrl><shift>6 then x
Sh ip route eigrp
Publicly routable addresses

20. tcp/udp port for FTP control
Sh arp and sh int
Aes-ccmp
69
21

21. IPv6 2002::/16
Ripv2 is classless - multicasts - allows authentication
20
1023
Used with 6 to 4

22. IPv6 multicast address
Highest logical interface IP - then highest configured IP
One to many addresses...always start with ff
53
Rollover

23. tcp/udp port for TFTP
Pap and chap
Highest logical interface IP - then highest configured IP
69
Decimal - Hex

24. What are the three options for LMI in FR?
Bypass startup config - initial config mode - password recovery
Sh ip int [interface]
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
Q933a - cisco and ansi

25. ipv6 global addresses start with ...
0
172.16.0.0 to 172.31.255.255
2000::/3
Access-class

26. What encryption does WPA2 use
One
Sh frame-relay traffic
Aes-ccmp
Link-local unicast range

27. What is the LMI DLCI used in Cisco?
One to first of many addresses
1023
One
192.168.0.0 to 192.168.255.255

28. what 3 things can be deduced from the IOS image file name?
Highest logical interface IP - then highest configured IP
2000::/3
Destined for a single interface
Feature capabilities - hardware platform - run location and compression status

29. What criteria does OSPF use to determine RID?
Remote router's connection to the frame relay switch isn't working
Highest logical interface IP - then highest configured IP
Yes
192.168.0.0 to 192.168.255.255

30. What is the frame relay inactive state?

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31. IPv6 0:0:0:0:0:0:0:0
::1
Arp for the host
By default
Same as ::...same as 0.0.0.0

32. What type of frame subinterface do you use for hub and spoke?
Point to point
Sh vtp status
Sh ip ospf interface
One

33. Which command turns on IPv6 routing?
Unique local unicast range
Ipv6 address 2001:0:1:0::2/64 (example)
Ipv6 unicast-routing
Sh frame-relay traffic

34. IPv6 unicast address
Nonbroadcast multi-access
Local router - frame relay WAN
Destined for a single interface
It should be default-network

35. What does config register 0x2100 do?
By default
Boots to rommon
53
Rollover

36. Which command assigns an IPv6 address to an interface?
DSSS
Ipv6 address 2001:0:1:0::2/64 (example)
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
TKIP and WEP

37. Which command shows frame relay status and keep-alive information?
Destined for a single interface
Point to point
1 -2 - 5.5 - 11
Show frame-relay lmi

38. what command shows which vtp server updated the switch
Sh vtp status
69
Like private ipv4 address - but can't be routed at all
By default

39. What does ripv2 do to prevent routing loops?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Same as ::...same as 0.0.0.0
Split horizon and holddown timers
No frame-relay inverse-arp

40. What commands create plain-text ospf authentication?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Ip ospf authentication - ip ospf authentication-key XXXXX
::1
Private address. Can be routed locally - but not on Internet

41. What type of cable connects the router's aux port to a modem?
Sh frame-relay pvc
Rollover
21
Ip ospf authentication - ip ospf authentication-key XXXXX

42. IPv6 0:0:0:0:0:0:0:1
::1 same as 127.0.0.1
Ripv2 is classless - multicasts - allows authentication
FECN - BECN - DE
By default

43. tcp/udp port for FTP data
Leased lines
20
Ip addresses are conserved if vlsm is not used for subnetting
1 - 2 - 5.5 - 11

44. What is the LMI DLCI used in ANSI?
0
Publicly routable addresses
Only in the address table
Nonbroadcast multi-access

45. What are the two ppp authentication methods?
Like private ipv4 address - but can't be routed at all
Sh frame-relay pvc
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Pap and chap

46. IPv6 3FFF:FFFF::/32
Rommon
Sh frame-relay pvc
Examples and documentation
20

47. Which command shows mac addresses of stations connected to switch ports?
Leased lines
Show arp
Ipv6 address 2001:0:1:0::2/64 (example)
25

48. confreg 2120
Debug ppp authentication
Rommon
Yes
Sh frame-relay pvc

49. What command shows the amount of memory being used and whether there is enough room to load a new image?
Point to point
Triggered update - split horizon - route poisoning
Sh flash
TKIP and WEP

50. tcp/udp port for POP3
Examples and documentation
Sh frame-relay pvc
Q933a - cisco and ansi
100