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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. IPv6 2001:0DB8::/32
The address is removed from the pool until the confilct is resolved.
Examples and documentation
To configure a route form an ISP router into a corporate network
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

2. IPv6 0:0:0:0:0:0:0:1
Debug ppp authentication
100
::1 same as 127.0.0.1
Same subnet

3. What type of frame subinterface do you use for hub and spoke?
2000::/3
Local router - frame relay WAN
Split horizon and holddown timers
Point to point

4. What is the LMI DLCI used in Cisco?
Sh frame-relay traffic
The address is removed from the pool until the confilct is resolved.
1023
69

5. What is the ipv6 loopback address?
Arp for the host
DLCI to an IP address
::1
Sh frame-relay traffic

6. what 3 things can be deduced from the IOS image file name?
Feature capabilities - hardware platform - run location and compression status
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
Rollover

7. What 2 features did WPAV1 add to address WEP's weaknesses?
No LMI is being received by the switch or there is no service between the CPE and frame switch
192.168.0.0 to 192.168.255.255
Leased lines
Per frame sequence counters and key mixing using temporal keys.

8. What command shows the status of PVC - FECN - BECN
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
Sh frame-relay traffic
<ctrl><shift>6 then x

9. What command shows the amount of memory being used and whether there is enough room to load a new image?
1 - 2 - 5.5 - 11
32 bits
Sh flash
Unique local unicast range

10. OSPF hello packets are sent to which address?
Pap and chap
Show frame-relay lmi
224.0.0.5
Access-class

11. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Sh ip ospf interface
2000::/3
Per frame sequence counters and key mixing using temporal keys.
Rollover

12. What is the default configuration register setting?
20
10.0.0.0 to 10.255.255.255
2102
::1

13. Static secure mac addresses are stored...
Sh frame-relay pvc
32 bits
In the address table and added to the running config
::1

14. class b private addresses
172.16.0.0 to 172.31.255.255
53
1023
32 bits

15. What is the default AD for RIP
120
Decimal - Hex
Ipv6 rip <process-name> enable
One

16. Which command shows pvc mappings between the router and the frame switch?
69
Sh frame-relay pvc
0
20

17. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Disconnect 3
Root and designated
One
Unique local unicast range

18. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Same subnet
Sh vtp status
DSSS
Sh arp and sh int

19. Which command shows only EIGRP routes?
1 - 2 - 5.5 - 11
20
Sh ip route eigrp
Rollover

20. What type of cable connects the router's aux port to a modem?
Access-class
Sh ip int [interface]
Rollover
DSSS

21. What command is used to debug the ping command?
23
Debug ip icmp
Debug ppp authentication
Rollover

22. Which command shows pvc mappings between the router and the frame switch?
69
161
Compression - multilink support - authentication
Sh frame-relay pvc

23. confreg 2120
0
Ipv4 address in a mixed environment
224.0.0.5
Rommon

24. IPv6 anycast address
One to first of many addresses
Link establishment - optional authentication - network layer protocol
Unique local unicast range
Used with 6 to 4

25. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
192.168.0.0 to 192.168.255.255
Bypass startup config - initial config mode - password recovery
224.0.0.5

26. IPv6 multicast address
Debug ip icmp
One to many addresses...always start with ff
Sh flash
23

27. tcp/udp port for SNMP
Used with 6 to 4
To provide routing to a destination not specified in the routing table and is outside the local network
161
Yes

28. What is wrong with this command 'ip default-route 10.1.1.1'?
Sh flash
It should be default-network
Device identifier - address list - port identifier - capabilites list - platform
20

29. What encryption does WPA2 use
21
Aes-ccmp
Link-local unicast range
Encapsulation mismatch and clock rate issues.

30. tcp/udp port for FTP control
Ipv6 rip <process-name> enable
Ip ospf authentication - ip ospf authentication-key XXXXX
224.0.0.5
21

31. class a private 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
Examples and documentation
10.0.0.0 to 10.255.255.255
Point to point

32. What are the steps in PPP authentication?
Ipv6 rip <process-name> enable
Link establishment - optional authentication - network layer protocol
1 -2 - 5.5 - 11
69

33. Which command suspends a telnet session?
20
Show frame-relay lmi
<ctrl><shift>6 then x
Same subnet

34. ipv6 global addresses start with ...
2000::/3
224.0.0.5
Operational pvc
Sh frame-relay traffic

35. What can you utilize by using PPP layer 2 encapsulation?
192.168.0.0 to 192.168.255.255
Compression - multilink support - authentication
DLCI to an IP address
Show arp

36. IPv6 2002::/16
Examples and documentation
<ctrl><shift>6 then x
Used with 6 to 4
Private address. Can be routed locally - but not on Internet

37. Which command shows global frame relay stats since the last router reload?
<ctrl><shift>6 then x
Sh frame-relay traffic
Split horizon and holddown timers
Encapsulation mismatch and clock rate issues.

38. What 3 things are necessary for 2 routers to establish ospf neighborship?
In the address table and added to the running config
69
32 bits
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

39. IPv6 3FFF:FFFF::/32
172.16.0.0 to 172.31.255.255
Sh frame-relay traffic
Examples and documentation
Bypass startup config - initial config mode - password recovery

40. name a situation where a static route would be appropriate...
Access-class
One to many addresses...always start with ff
::1
To configure a route form an ISP router into a corporate network

41. Frame relay point to point interfaces emulate _______
<ctrl><shift>6 then x
Leased lines
Local router - frame relay WAN
224.0.0.5

42. What 4 things are necessary for 2 routers to form an eigrp relationship?
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
Unique local unicast range
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Operational pvc

43. What commands create plain-text ospf authentication?
Encapsulation mismatch and clock rate issues.
Ip ospf authentication - ip ospf authentication-key XXXXX
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
By default

44. What are the three types of congestion notification used by frame relay?
1544 kbps
Private address. Can be routed locally - but not on Internet
FECN - BECN - DE
10 seconds with every 6th message being a full status message

45. IPv6 0:0:0:0:0:0:0:0
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh frame-relay map
10.0.0.0 to 10.255.255.255
Same as ::...same as 0.0.0.0

46. What does config register 0x2100 do?
Boots to rommon
Arp for the host
Ipv6 rip <process-name> enable
Same as ::...same as 0.0.0.0

47. IPv6 global unicast addresses
Publicly routable addresses
Point to point
To configure a route form an ISP router into a corporate network
One to first of many addresses

48. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
224.0.0.5
Ip addresses are conserved if vlsm is not used for subnetting
172.16.0.0 to 172.31.255.255
Publicly routable addresses

49. How does ripv2 respond to topology changes?
32768
Debug ppp authentication
Show arp
Triggered update - split horizon - route poisoning

50. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
1544 kbps
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Feature capabilities - hardware platform - run location and compression status