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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. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Global unicast range
10.0.0.0 to 10.255.255.255
Ip addresses are conserved if vlsm is not used for subnetting
Point to point

2. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
DSSS
Device identifier - address list - port identifier - capabilites list - platform
TKIP and WEP

3. What are the steps in PPP authentication?
128 bits
Link establishment - optional authentication - network layer protocol
Sh ip route eigrp
Sh frame-relay pvc

4. Does is-is support VLSM?
::1
Access-class
Yes
Sh ip eigrp neighbors

5. What command kills telnet session #3?
Disconnect 3
Sh frame-relay traffic
10.0.0.0 to 10.255.255.255
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

6. IPv6 multicast address
Per frame sequence counters and key mixing using temporal keys.
One to many addresses...always start with ff
Sh frame-relay traffic
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

7. ipv6 global addresses start with ...
Sh arp and sh int
2000::/3
Sh frame-relay pvc
Compression - multilink support - authentication

8. What is the default bridge STP priority?
No frame-relay inverse-arp
Sh flash
32768
224.0.0.5

9. IPv6 FC00::/7
Rollover
Unique local unicast range
Debug ip icmp
Sh ip ospf interface

10. What are the two ppp authentication methods?
Pap and chap
Operational pvc
32 bits
Ipv6 address 2001:0:1:0::2/64 (example)

11. IPv6 FE80::/10
Link-local unicast range
172.16.0.0 to 172.31.255.255
0
2102

12. What 2 features did WPAV1 add to address WEP's weaknesses?
Show arp
::1
Per frame sequence counters and key mixing using temporal keys.
FECN - BECN - DE

13. What can you utilize by using PPP layer 2 encapsulation?
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.
Local router - frame relay WAN
Compression - multilink support - authentication

14. name a situation where a default route would be appropriate...
Sh ip route eigrp
53
To provide routing to a destination not specified in the routing table and is outside the local network
2000::/3

15. Which command shows mac addresses of stations connected to switch ports?
172.16.0.0 to 172.31.255.255
Show arp
By default
Ipv6 rip <process-name> enable

16. tcp/udp port for SNMP
Unique local unicast range
161
Root and designated
1023

17. Which command shows frame relay status and keep-alive information?
By default
Feature capabilities - hardware platform - run location and compression status
53
Show frame-relay lmi

18. What is the frame relay inactive state?

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

20. What is wrong with this command 'ip default-route 10.1.1.1'?
Ignore nvram (password recovery)
FECN - BECN - DE
It should be default-network
Ipv4 address in a mixed environment

21. IPv6 FF00::/8
Used with 6 to 4
Multicast range
Sh ip eigrp neighbors
The address is removed from the pool until the confilct is resolved.

22. What commands create plain-text ospf authentication?
Private address. Can be routed locally - but not on Internet
21
Ignore nvram (password recovery)
Ip ospf authentication - ip ospf authentication-key XXXXX

23. IPv6 2002::/16
No frame-relay inverse-arp
Used with 6 to 4
Examples and documentation
1 -2 - 5.5 - 11

24. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
1 -2 - 5.5 - 11
Sh frame-relay map
One to many addresses...always start with ff
10.0.0.0 to 10.255.255.255

25. what 3 things can be deduced from the IOS image file name?
161
Feature capabilities - hardware platform - run location and compression status
Disconnect 3
Sh frame-relay pvc

26. class c private addresses
Unique local unicast range
Ip ospf authentication - ip ospf authentication-key XXXXX
192.168.0.0 to 192.168.255.255
Nonbroadcast multi-access

27. How long is an IPv6 address?
Rollover
Only in the address table
128 bits
Ripv2 is classless - multicasts - allows authentication

28. Which command disables frame-relay inverse arp?
Ipv4 address in a mixed environment
23
1023
No frame-relay inverse-arp

29. IPv6 link-local address

30. What does a frame relay pvc status of inactive indicate?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
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
Access-class
Sh ip int [interface]

31. Inverse ARP maps a ______ to a ________
Show frame-relay lmi
DLCI to an IP address
Unique local unicast range
No frame-relay inverse-arp

32. What is the LMI DLCI used in ANSI?
Leased lines
0
Rommon
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

33. How does ripv2 respond to topology changes?
172.16.0.0 to 172.31.255.255
1544 kbps
23
Triggered update - split horizon - route poisoning

34. Which 2 commands show IP address associated with a MAC address
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
To configure a route form an ISP router into a corporate network
Sh frame-relay map
Sh arp and sh int

35. What type of cable connects the router's aux port to a modem?
Ip ospf authentication - ip ospf authentication-key XXXXX
Rollover
32 bits
Operational pvc

36. Which command shows only EIGRP routes?
Sh ip route eigrp
Network
Debug ip icmp
Examples and documentation

37. Differences between ripv1 and ripv2
::1
Per frame sequence counters and key mixing using temporal keys.
Pap and chap
Ripv2 is classless - multicasts - allows authentication

38. Static secure mac addresses are stored...
In the address table and added to the running config
One
Network
Triggered update - split horizon - route poisoning

39. How often do LMI messages flow?
Triggered update - split horizon - route poisoning
Root and designated
10 seconds with every 6th message being a full status message
Link establishment - optional authentication - network layer protocol

40. What sequence of commands creates encrypted eigrp authentication
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
100
Publicly routable addresses
10.0.0.0 to 10.255.255.255

41. What command is used to debug the ping command?
Debug ip icmp
128 bits
10 seconds with every 6th message being a full status message
20

42. name a situation where a static route would be appropriate...
To configure a route form an ISP router into a corporate network
Publicly routable addresses
Debug ppp authentication
Multicast range

43. Which command shows pvc mappings between the router and the frame switch?
One to many addresses...always start with ff
Sh frame-relay pvc
Show frame-relay lmi
One to first of many addresses

44. What is the frame relay active state?
Operational pvc
2102
Sh ip int [interface]
128 bits

45. What command displays the CHAP authentication process in real time?
224.0.0.5
Debug ppp authentication
Used with 6 to 4
Link-local unicast range

46. Which command shows pvc mappings between the router and the frame switch?
Debug ppp authentication
25
Sh frame-relay pvc
Local router - frame relay WAN

47. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Used with 6 to 4
Same as ::...same as 0.0.0.0
To provide routing to a destination not specified in the routing table and is outside the local network

48. At which layer should you begin troubleshooting QOS issues?
Destined for a single interface
Local router - frame relay WAN
Ipv6 rip <process-name> enable
Network

49. class a private addresses
One
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Sh ip int [interface]
10.0.0.0 to 10.255.255.255

50. Frame relay point to point interfaces emulate _______
Encapsulation mismatch and clock rate issues.
Leased lines
Boots to rommon
Ip ospf authentication - ip ospf authentication-key XXXXX