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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. How often do LMI messages flow?
Ip addresses are conserved if vlsm is not used for subnetting
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
172.16.0.0 to 172.31.255.255
10 seconds with every 6th message being a full status message

2. tcp/udp port for FTP control
Unique local unicast range
Yes
::1 same as 127.0.0.1
21

3. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
Link establishment - optional authentication - network layer protocol
120
Ip addresses are conserved if vlsm is not used for subnetting

4. What is the default configuration register setting?
Bypass startup config - initial config mode - password recovery
2102
Compression - multilink support - authentication
One to many addresses...always start with ff

5. confreg 2142
Ignore nvram (password recovery)
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ip addresses are conserved if vlsm is not used for subnetting
Ipv6 unicast-routing

6. name a situation where a static route would be appropriate...
Yes
To configure a route form an ISP router into a corporate network
Same subnet
Show frame-relay lmi

7. IPv6 3FFF:FFFF::/32
Examples and documentation
Global unicast range
32 bits
20

8. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Feature capabilities - hardware platform - run location and compression status
Sh ip eigrp neighbors
Operational pvc
Ip ospf authentication - ip ospf authentication-key XXXXX

9. Frame relay point to point interfaces emulate _______
Q933a - cisco and ansi
Leased lines
Split horizon and holddown timers
Pap and chap

10. what 3 things can be deduced from the IOS image file name?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Feature capabilities - hardware platform - run location and compression status
Sh ip route eigrp
Ip ospf authentication - ip ospf authentication-key XXXXX

11. EIGRP summarizes at class boundaries...
By default
No frame-relay inverse-arp
Remote router's connection to the frame relay switch isn't working
10 seconds with every 6th message being a full status message

12. What is the ipv6 loopback address?
1 - 2 - 5.5 - 11
One to first of many addresses
Operational pvc
::1

13. What commands create plain-text ospf authentication?
Pap and chap
Ipv6 rip <process-name> enable
Ip ospf authentication - ip ospf authentication-key XXXXX
Global unicast range

14. What can you utilize by using PPP layer 2 encapsulation?
Compression - multilink support - authentication
172.16.0.0 to 172.31.255.255
Debug ppp authentication
Link establishment - optional authentication - network layer protocol

15. How does ripv2 respond to topology changes?
Triggered update - split horizon - route poisoning
Point to point
Publicly routable addresses
In the address table and added to the running config

16. How long is an IPv6 address?
Aes-ccmp
::1
Operational pvc
128 bits

17. IPv6 FE80::/10
100
Per frame sequence counters and key mixing using temporal keys.
Show frame-relay lmi
Link-local unicast range

18. tcp/udp port for DNS
Ipv4 address in a mixed environment
53
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

19. Which command shows pvc mappings between the router and the frame switch?
Ip ospf authentication - ip ospf authentication-key XXXXX
Compression - multilink support - authentication
Sh frame-relay pvc
Show arp

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

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21. Sticky secure mac addresses are stored...
In the address table and added to the running config
DSSS
Aes-ccmp
224.0.0.5

22. tcp/udp port for POP3
Per frame sequence counters and key mixing using temporal keys.
100
Used with 6 to 4
Sh frame-relay pvc

23. class a private addresses
Sh frame-relay pvc
Highest logical interface IP - then highest configured IP
128 bits
10.0.0.0 to 10.255.255.255

24. How long is an IPv4 address?
32 bits
Split horizon and holddown timers
Sh frame-relay traffic
Ip ospf authentication - ip ospf authentication-key XXXXX

25. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
53
Sh ip ospf interface
Decimal - Hex
10 seconds with every 6th message being a full status message

26. What spread spectrum technology does 802.11b use?
Show arp
Sh vtp status
DSSS
Same subnet

27. Which command shows global frame relay stats since the last router reload?
10.0.0.0 to 10.255.255.255
10 seconds with every 6th message being a full status message
100
Sh frame-relay traffic

28. OSPF hello packets are sent to which address?
1544 kbps
224.0.0.5
Publicly routable addresses
Arp for the host

29. What is the ipv6 loopback adddress?
Decimal - Hex
No LMI is being received by the switch or there is no service between the CPE and frame switch
Nonbroadcast multi-access
::1

30. name a situation where a default route would be appropriate...
69
To provide routing to a destination not specified in the routing table and is outside the local network
One to many addresses...always start with ff
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

31. What does config register 0x2142 do?
Bypass startup config - initial config mode - password recovery
1544 kbps
Q933a - cisco and ansi
20

32. IPv6 multicast address
One to many addresses...always start with ff
Show arp
Sh vtp status
192.168.0.0 to 192.168.255.255

33. ipv6 global addresses start with ...
Rollover
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
2000::/3
Examples and documentation

34. Which command shows frame relay status and keep-alive information?
Root and designated
Split horizon and holddown timers
Show frame-relay lmi
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

35. IPv6 FF00::/8
Sh vtp status
The address is removed from the pool until the confilct is resolved.
Multicast range
Sh frame-relay traffic

36. What is the frame relay deleted state?
Ipv6 unicast-routing
No LMI is being received by the switch or there is no service between the CPE and frame switch
The pvc is correctly configured - but there is an issue on the remote end of the 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

37. What 4 things are necessary for 2 routers to form an eigrp relationship?
1 - 2 - 5.5 - 11
Local router - frame relay WAN
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
TKIP and WEP

38. The frame relay dlci identifies the logical circuit between the ______ and the ______
Sh vtp status
Sh frame-relay pvc
Triggered update - split horizon - route poisoning
Local router - frame relay WAN

39. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Per frame sequence counters and key mixing using temporal keys.
In the address table and added to the running config
Sh ip route eigrp
Ip addresses are conserved if vlsm is not used for subnetting

40. Does is-is support VLSM?
One to many addresses...always start with ff
2000::/3
Sh frame-relay pvc
Yes

41. What command is used to debug the ping command?
Feature capabilities - hardware platform - run location and compression status
Debug ip icmp
No frame-relay inverse-arp
2102

42. What criteria does OSPF use to determine RID?
Ip addresses are conserved if vlsm is not used for subnetting
Highest logical interface IP - then highest configured IP
Q933a - cisco and ansi
To configure a route form an ISP router into a corporate network

43. Differences between ripv1 and ripv2
Rommon
Like private ipv4 address - but can't be routed at all
Ripv2 is classless - multicasts - allows authentication
Sh frame-relay pvc

44. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Like private ipv4 address - but can't be routed at all
In the address table and added to the running config
It should be default-network

45. What is the default AD for RIP
By default
100
120
No LMI is being received by the switch or there is no service between the CPE and frame switch

46. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
One
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Disconnect 3

47. What is the order of preference in a routing table?
In the address table and added to the running config
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh flash
Publicly routable addresses

48. IPv6 unicast address
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh ip route eigrp
Destined for a single interface
Debug ip icmp

49. Which command shows mac addresses of stations connected to switch ports?
Show arp
Link-local unicast range
::1
Access-class

50. Which 2 port roles forward traffic under 802.1w standard?
Root and designated
Nonbroadcast multi-access
Show frame-relay lmi
Triggered update - split horizon - route poisoning