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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. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Ipv6 rip <process-name> enable
Multicast range
One to first of many addresses
Sh ip eigrp neighbors

2. What is the default bridge STP priority?
Sh frame-relay pvc
32768
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
1544 kbps

3. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Same as ::...same as 0.0.0.0
Show frame-relay lmi
Sh frame-relay map
25

4. Dynamic secure mac addresses are stored...
Only in the address table
Ignore nvram (password recovery)
23
Sh ip int [interface]

5. IPv6 0:0:0:0:0:0:0:0
Show frame-relay lmi
Only in the address table
Ipv6 address 2001:0:1:0::2/64 (example)
Same as ::...same as 0.0.0.0

6. What is wrong with this command 'ip default-route 10.1.1.1'?
Destined for a single interface
Link establishment - optional authentication - network layer protocol
One to many addresses...always start with ff
It should be default-network

7. What commands create plain-text ospf authentication?
Show frame-relay lmi
Split horizon and holddown timers
32768
Ip ospf authentication - ip ospf authentication-key XXXXX

8. Which features did wpav4 add to address the weaknesses of WEP?
1023
Show frame-relay lmi
23
Per frame sequence counters and key mixing using temporal keys.

9. IPv6 0:0:0:0:0:0:192.168.100.1
Arp for the host
TKIP and WEP
Sh frame-relay traffic
Ipv4 address in a mixed environment

10. what command shows which vtp server updated the switch
Split horizon and holddown timers
Sh vtp status
Unique local unicast range
Used with 6 to 4

11. What does a frame relay pvc status of inactive indicate?
Sh frame-relay pvc
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Boots to rommon
Link establishment - optional authentication - network layer protocol

12. What is the default configuration register setting?
2102
Sh frame-relay pvc
Access-class
53

13. What command is used to debug the ping command?
Ipv6 unicast-routing
In the address table and added to the running config
Debug ip icmp
23

14. Which command shows mac addresses of stations connected to switch ports?
Sh ip route eigrp
Ripv2 is classless - multicasts - allows authentication
Show arp
192.168.0.0 to 192.168.255.255

15. At which layer should you begin troubleshooting QOS issues?
To configure a route form an ISP router into a corporate network
161
Disconnect 3
Network

16. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
Per frame sequence counters and key mixing using temporal keys.
Compression - multilink support - authentication
By default

17. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Same subnet
32768
In the address table and added to the running config
Ip addresses are conserved if vlsm is not used for subnetting

18. IPv6 unique local address
Sh frame-relay 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
Publicly routable addresses
Private address. Can be routed locally - but not on Internet

19. IPv6 2002::/16
Publicly routable addresses
::1 same as 127.0.0.1
Root and designated
Used with 6 to 4

20. How long is an IPv4 address?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
32 bits
Show frame-relay lmi
Sh vtp status

21. What encryption does WPA2 use
20
DLCI to an IP address
Aes-ccmp
10.0.0.0 to 10.255.255.255

22. name a situation where a default route would be appropriate...
Ripv2 is classless - multicasts - allows authentication
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
To provide routing to a destination not specified in the routing table and is outside the local network
Device identifier - address list - port identifier - capabilites list - platform

23. What type of frame subinterface do you use for hub and spoke?
25
Bypass startup config - initial config mode - password recovery
Link establishment - optional authentication - network layer protocol
Point to point

24. What command kills telnet session #3?
Debug ip icmp
Disconnect 3
Destined for a single interface
Rollover

25. What commands create md5 encrypted ospf authentication?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Destined for a single interface
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh ip ospf interface

26. IPv6 multicast address
One to many addresses...always start with ff
Unique local unicast range
100
Sh ip route eigrp

27. IPv6 link-local address

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28. Differences between ripv1 and ripv2
Ripv2 is classless - multicasts - allows authentication
Leased lines
128 bits
<ctrl><shift>6 then x

29. What are the three types of congestion notification used by frame relay?
Q933a - cisco and ansi
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Unique local unicast range
FECN - BECN - DE

30. Which command shows only EIGRP routes?
53
Ip ospf authentication - ip ospf authentication-key XXXXX
Examples and documentation
Sh ip route eigrp

31. Which 2 commands show IP address associated with a MAC address
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Leased lines
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh arp and sh int

32. EIGRP summarizes at class boundaries...
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
224.0.0.5
By default
Highest logical interface IP - then highest configured IP

33. What is the ipv6 loopback address?
::1 same as 127.0.0.1
Ip ospf authentication - ip ospf authentication-key XXXXX
::1
Ipv6 unicast-routing

34. name a situation where a static route would be appropriate...
Ignore nvram (password recovery)
172.16.0.0 to 172.31.255.255
To configure a route form an ISP router into a corporate network
Examples and documentation

35. Which command shows frame relay status and keep-alive information?
1 - 2 - 5.5 - 11
Show frame-relay lmi
Sh ip route eigrp
One to many addresses...always start with ff

36. Which command assigns an IPv6 address to an interface?
Ipv6 address 2001:0:1:0::2/64 (example)
128 bits
Sh ip eigrp neighbors
Root and designated

37. Name 2 reasons a serial connection can be in an up/down status?
Used with 6 to 4
Show arp
Root and designated
Encapsulation mismatch and clock rate issues.

38. Static secure mac addresses are stored...
In the address table and added to the running config
FECN - BECN - DE
DSSS
Q933a - cisco and ansi

39. Sticky secure mac addresses are stored...
In the address table and added to the running config
Ipv6 rip <process-name> enable
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
1 -2 - 5.5 - 11

40. Which command turns on IPv6 routing?
Compression - multilink support - authentication
In the address table and added to the running config
Link establishment - optional authentication - network layer protocol
Ipv6 unicast-routing

41. Inverse ARP maps a ______ to a ________
::1
Like private ipv4 address - but can't be routed at all
DLCI to an IP address
Leased lines

42. Which command suspends a telnet session?
Ripv2 is classless - multicasts - allows authentication
Link-local unicast range
<ctrl><shift>6 then x
Sh frame-relay map

43. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Used with 6 to 4
Sh ip ospf interface
1023
172.16.0.0 to 172.31.255.255

44. By default - FR is classified as what type of physical network?
Encapsulation mismatch and clock rate issues.
Nonbroadcast multi-access
Sh ip int [interface]
By default

45. What is the order of preference in a routing table?
Nonbroadcast multi-access
No LMI is being received by the switch or there is no service between the CPE and frame switch
One
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

46. Frame relay point to point interfaces emulate _______
100
1 - 2 - 5.5 - 11
<ctrl><shift>6 then x
Leased lines

47. What can you utilize by using PPP layer 2 encapsulation?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Decimal - Hex
Used with 6 to 4
Compression - multilink support - authentication

48. IPv6 FF00::/8
Multicast range
Network
<ctrl><shift>6 then x
In the address table and added to the running config

49. What 3 things are necessary for 2 routers to establish ospf neighborship?
Leased lines
Feature capabilities - hardware platform - run location and compression status
Multicast range
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

50. IPv6 2001:0DB8::/32
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Examples and documentation
Feature capabilities - hardware platform - run location and compression status
Sh arp and sh int