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CCNA Updated

Instructions:

Answer 50 questions in 15 minutes.
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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. Dynamic secure mac addresses are stored...
1 - 2 - 5.5 - 11
Only in the address table
One
Leased lines

2. What is the LMI DLCI used in Cisco?
25
Unique local unicast range
1023
Root and designated

3. IPv6 anycast address
Local router - frame relay WAN
One to first of many addresses
Link establishment - optional authentication - network layer protocol
Nonbroadcast multi-access

4. Which command shows mac addresses of stations connected to switch ports?
Sh frame-relay pvc
Show arp
Sh frame-relay map
Unique local unicast range

5. What does ripv2 do to prevent routing loops?
In the address table and added to the running config
Ip addresses are conserved if vlsm is not used for subnetting
Split horizon and holddown timers
128 bits

6. Which command shows only EIGRP routes?
Highest logical interface IP - then highest configured IP
Sh ip route eigrp
<ctrl><shift>6 then x
Encapsulation mismatch and clock rate issues.

7. What 2 features did WPAV1 add to address WEP's weaknesses?
Pap and chap
Examples and documentation
Sh frame-relay pvc
Per frame sequence counters and key mixing using temporal keys.

8. IPv6 3FFF:FFFF::/32
Examples and documentation
Split horizon and holddown timers
Publicly routable addresses
120

9. What type of frame subinterface do you use for hub and spoke?
100
Nonbroadcast multi-access
Multicast range
Point to point

10. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Device identifier - address list - port identifier - capabilites list - platform
192.168.0.0 to 192.168.255.255
No LMI is being received by the switch or there is no service between the CPE and frame switch

11. Which command disables frame-relay inverse arp?
Link-local unicast range
53
Compression - multilink support - authentication
No frame-relay inverse-arp

12. What is the default bridge STP priority?
One to first of many addresses
No frame-relay inverse-arp
32768
By default

13. Frame relay point to point interfaces emulate _______
::1 same as 127.0.0.1
Leased lines
Examples and documentation
161

14. name a situation where a static route would be appropriate...
1 - 2 - 5.5 - 11
To configure a route form an ISP router into a corporate network
Examples and documentation
No frame-relay inverse-arp

15. Which command shows global frame relay stats since the last router reload?
128 bits
Yes
Sh frame-relay traffic
Q933a - cisco and ansi

16. How does ripv2 respond to topology changes?
Aes-ccmp
Triggered update - split horizon - route poisoning
0
Sh ip int [interface]

17. Which command shows frame relay status and keep-alive information?
To configure a route form an ISP router into a corporate network
21
Access-class
Show frame-relay lmi

18. IPv6 FE80::/10
Show frame-relay lmi
224.0.0.5
Link-local unicast range
Ripv2 is classless - multicasts - allows authentication

19. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Like private ipv4 address - but can't be routed at all
1 - 2 - 5.5 - 11
Bypass startup config - initial config mode - password recovery
Sh ip eigrp neighbors

20. What type of frame subinterface do you use for hub and spoke?
Point to point
Pap and chap
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
DSSS

21. Sticky secure mac addresses are stored...
10 seconds with every 6th message being a full status message
In the address table and added to the running config
Publicly routable addresses
172.16.0.0 to 172.31.255.255

22. IPv6 2001:0DB8::/32
Sh ip int [interface]
192.168.0.0 to 192.168.255.255
No frame-relay inverse-arp
Examples and documentation

23. What is the default AD for RIP
120
Ignore nvram (password recovery)
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Per frame sequence counters and key mixing using temporal keys.

24. At which layer should you begin troubleshooting QOS issues?
Sh ip int [interface]
Network
53
Debug ip icmp

25. What 3 things are necessary for 2 routers to establish ospf neighborship?
No frame-relay inverse-arp
Sh flash
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Ipv4 address in a mixed environment

26. What does config register 0x2142 do?
<ctrl><shift>6 then x
Bypass startup config - initial config mode - password recovery
Sh ip int [interface]
172.16.0.0 to 172.31.255.255

27. What commands create md5 encrypted ospf authentication?
172.16.0.0 to 172.31.255.255
120
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh ip ospf interface

28. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Decimal - Hex
Same as ::...same as 0.0.0.0
Access-class
Local router - frame relay WAN

29. What are the two ppp authentication methods?
Pap and chap
Leased lines
Only in the address table
Disconnect 3

30. What sequence of commands creates encrypted eigrp authentication
Sh frame-relay pvc
Same as ::...same as 0.0.0.0
Destined for a single 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

31. What is the LMI DLCI used in ANSI?
Ipv6 rip <process-name> enable
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ipv6 address 2001:0:1:0::2/64 (example)
0

32. What is the command to use an ACL for VTY access
Sh frame-relay map
Access-class
Examples and documentation
Unique local unicast range

33. confreg 2120
Rommon
Disconnect 3
Sh frame-relay pvc
Ip addresses are conserved if vlsm is not used for subnetting

34. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
Ripv2 is classless - multicasts - allows authentication
Debug ppp authentication
Show arp

35. What are the three options for LMI in FR?
Ripv2 is classless - multicasts - allows authentication
Show arp
Q933a - cisco and ansi
Highest logical interface IP - then highest configured IP

36. class c 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
192.168.0.0 to 192.168.255.255
Sh arp and sh int
Q933a - cisco and ansi

37. Which command shows global frame relay stats since the last router reload?
Sh frame-relay pvc
Rollover
Like private ipv4 address - but can't be routed at all
Sh frame-relay traffic

38. What command is used to debug the ping command?
Split horizon and holddown timers
Debug ip icmp
69
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

39. IPv6 unicast address
Ipv6 rip <process-name> enable
Sh ip eigrp neighbors
Destined for a single interface
By default

40. tcp/udp port for DNS
Root and designated
<ctrl><shift>6 then x
53
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

41. What is the ipv6 loopback address?
Sh vtp status
::1
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay traffic

42. What does this command do: mac-address-table static MAC ADDRESS vlan 10 int f0/1

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43. tcp/udp port for TFTP
10 seconds with every 6th message being a full status message
Device identifier - address list - port identifier - capabilites list - platform
192.168.0.0 to 192.168.255.255
69

44. Name 2 reasons a serial connection can be in an up/down status?
Multicast range
Sh arp and sh int
Encapsulation mismatch and clock rate issues.
Sh ip route eigrp

45. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
::1
Sh flash
Aes-ccmp

46. tcp/udp port for SNMP
Bypass startup config - initial config mode - password recovery
Feature capabilities - hardware platform - run location and compression status
Ip ospf authentication - ip ospf authentication-key XXXXX
161

47. tcp/udp port for SMTP
Per frame sequence counters and key mixing using temporal keys.
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Show frame-relay lmi
25

48. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
32768
It should be default-network
Triggered update - split horizon - route poisoning

49. Which command assigns an IPv6 address to an interface?
Point to point
Ipv6 address 2001:0:1:0::2/64 (example)
Access-class
224.0.0.5

50. confreg 2142
Feature capabilities - hardware platform - run location and compression status
Rommon
Per frame sequence counters and key mixing using temporal keys.
Ignore nvram (password recovery)