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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. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Sh ip eigrp neighbors
Sh vtp status
192.168.0.0 to 192.168.255.255
Same subnet

2. What rule does dhcp use when an IP address conflict is detected?
Per frame sequence counters and key mixing using temporal keys.
The address is removed from the pool until the confilct is resolved.
Sh frame-relay pvc
Debug ip icmp

3. How long is an IPv6 address?
In the address table and added to the running config
Bypass startup config - initial config mode - password recovery
128 bits
Root and designated

4. What is the ipv6 loopback adddress?
1023
Ipv4 address in a mixed environment
::1
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

5. What information is supplied by CDP? (5)
Ignore nvram (password recovery)
Device identifier - address list - port identifier - capabilites list - platform
224.0.0.5
Ip addresses are conserved if vlsm is not used for subnetting

6. Which command turns on RIPng for ipv6?
Ipv6 rip <process-name> enable
Rommon
Local router - frame relay WAN
Used with 6 to 4

7. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Destined for a single interface
Boots to rommon
100
Sh ip ospf interface

8. What command displays the CHAP authentication process in real time?
53
Debug ppp authentication
32768
Point to point

9. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
192.168.0.0 to 192.168.255.255
Per frame sequence counters and key mixing using temporal keys.
53

10. OSPF hello packets are sent to which address?
Only in the address table
Sh frame-relay pvc
224.0.0.5
Per frame sequence counters and key mixing using temporal keys.

11. What is the order of preference in a routing table?
32768
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Show frame-relay lmi
161

12. tcp/udp port for TFTP
69
1 -2 - 5.5 - 11
Ipv6 address 2001:0:1:0::2/64 (example)
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

13. What is the ipv6 loopback address?
By default
::1
Per frame sequence counters and key mixing using temporal keys.
Global unicast range

14. tcp/udp port for DNS
Q933a - cisco and ansi
53
Device identifier - address list - port identifier - capabilites list - platform
Ipv6 rip <process-name> enable

15. Does is-is support VLSM?
1544 kbps
Yes
192.168.0.0 to 192.168.255.255
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

16. What command kills telnet session #3?
The address is removed from the pool until the confilct is resolved.
Disconnect 3
Network
Compression - multilink support - authentication

17. Which command shows only EIGRP routes?
Sh ip route eigrp
Sh frame-relay map
Sh frame-relay pvc
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

18. Which command assigns an IPv6 address to an interface?
20
Link-local unicast range
Link establishment - optional authentication - network layer protocol
Ipv6 address 2001:0:1:0::2/64 (example)

19. Inverse ARP maps a ______ to a ________
Show frame-relay lmi
Sh frame-relay pvc
Debug ppp authentication
DLCI to an IP address

20. What is the LMI DLCI used in Cisco?
Remote router's connection to the frame relay switch isn't working
Device identifier - address list - port identifier - capabilites list - platform
Ipv4 address in a mixed environment
1023

21. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Same as ::...same as 0.0.0.0
To configure a route form an ISP router into a corporate network
Destined for a single interface
1544 kbps

22. Sticky secure mac addresses are stored...
Ipv6 rip <process-name> enable
Rollover
Examples and documentation
In the address table and added to the running config

23. Which command shows frame relay status and keep-alive information?
No frame-relay inverse-arp
Show frame-relay lmi
53
Root and designated

24. What is the default AD for RIP
100
One
120
Compression - multilink support - authentication

25. What encryption does WPA2 use
Aes-ccmp
Operational pvc
192.168.0.0 to 192.168.255.255
Ripv2 is classless - multicasts - allows authentication

26. IPv6 unicast address
Destined for a single interface
Sh vtp status
Rommon
0

27. IPv6 multicast address
<ctrl><shift>6 then x
One to many addresses...always start with ff
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Examples and documentation

28. tcp/udp port for FTP data
Ipv6 address 2001:0:1:0::2/64 (example)
Ipv6 rip <process-name> enable
20
One to many addresses...always start with ff

29. What does config register 0x2142 do?
1 -2 - 5.5 - 11
Sh ip route eigrp
Split horizon and holddown timers
Bypass startup config - initial config mode - password recovery

30. Which command shows mac addresses of stations connected to switch ports?
Network
Sh vtp status
Per frame sequence counters and key mixing using temporal keys.
Show arp

31. Static secure mac addresses are stored...
In the address table and added to the running config
Arp for the host
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
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

32. tcp/udp port for SNMP
No LMI is being received by the switch or there is no service between the CPE and frame switch
Remote router's connection to the frame relay switch isn't working
Ip addresses are conserved if vlsm is not used for subnetting
161

33. ipv6 global addresses start with ...
224.0.0.5
Same subnet
Like private ipv4 address - but can't be routed at all
2000::/3

34. What commands create plain-text ospf authentication?
32 bits
Ip ospf authentication - ip ospf authentication-key XXXXX
Ipv6 unicast-routing
Only in the address table

35. What is the frame relay inactive state?

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36. What are the steps in PPP authentication?
Split horizon and holddown timers
Examples and documentation
No LMI is being received by the switch or there is no service between the CPE and frame switch
Link establishment - optional authentication - network layer protocol

37. What spread spectrum technology does 802.11b use?
Compression - multilink support - authentication
Publicly routable addresses
Arp for the host
DSSS

38. What is the LMI DLCI used in ANSI?
No frame-relay inverse-arp
1 -2 - 5.5 - 11
21
0

39. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
Ipv6 address 2001:0:1:0::2/64 (example)
FECN - BECN - DE
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

40. What type of frame subinterface do you use for hub and spoke?
Show frame-relay lmi
Like private ipv4 address - but can't be routed at all
Point to point
DSSS

41. Which command shows pvc mappings between the router and the frame switch?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
69
Compression - multilink support - authentication
Sh frame-relay pvc

42. IPv6 2001:0DB8::/32
Examples and documentation
Local router - frame relay WAN
Leased lines
1 - 2 - 5.5 - 11

43. Dynamic secure mac addresses are stored...
161
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Only in the address table
Ripv2 is classless - multicasts - allows authentication

44. udp port for DNS
53
20
One to first of many addresses
172.16.0.0 to 172.31.255.255

45. What type of cable connects the router's aux port to a modem?
Rollover
Same as ::...same as 0.0.0.0
Ripv2 is classless - multicasts - allows authentication
One

46. What sequence of commands creates encrypted eigrp authentication
Same subnet
1544 kbps
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-local unicast range

47. Which command shows if an acl is applied to an interface?
20
Sh ip int [interface]
161
Destined for a single interface

48. IPv6 unique local address
0
One to many addresses...always start with ff
Private address. Can be routed locally - but not on Internet
Ip ospf authentication - ip ospf authentication-key XXXXX

49. Frame relay point to point interfaces emulate _______
Leased lines
32 bits
Boots to rommon
::1

50. What are the three types of congestion notification used by frame relay?
Root and designated
FECN - BECN - DE
Publicly routable addresses
Ripv2 is classless - multicasts - allows authentication