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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. class a private addresses
Debug ip icmp
10.0.0.0 to 10.255.255.255
Ignore nvram (password recovery)
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

2. Which command shows global frame relay stats since the last router reload?
Sh vtp status
Sh frame-relay pvc
Sh frame-relay traffic
Sh flash

3. What information is supplied by CDP? (5)
One
Ip ospf authentication - ip ospf authentication-key XXXXX
Same as ::...same as 0.0.0.0
Device identifier - address list - port identifier - capabilites list - platform

4. How long is an IPv6 address?
128 bits
Show frame-relay lmi
25
2102

5. What is the ipv6 loopback address?
69
::1
TKIP and WEP
0

6. Sticky secure mac addresses are stored...
In the address table and added to the running config
No frame-relay inverse-arp
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
1544 kbps

7. By default - FR is classified as what type of physical network?
Destined for a single interface
Nonbroadcast multi-access
Sh frame-relay traffic
Multicast range

8. IPv6 link-local address

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9. Which command shows mac addresses of stations connected to switch ports?
Ipv4 address in a mixed environment
Show arp
53
DLCI to an IP address

10. Dynamic secure mac addresses are stored...
Sh flash
DLCI to an IP address
Only in the address table
Rommon

11. name a situation where a static route would be appropriate...
To configure a route form an ISP router into a corporate network
Private address. Can be routed locally - but not on Internet
10 seconds with every 6th message being a full status message
Root and designated

12. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
::1 same as 127.0.0.1
Sh ip eigrp neighbors
172.16.0.0 to 172.31.255.255
Operational pvc

13. tcp/udp port for telnet
23
In the address table and added to the running config
1 - 2 - 5.5 - 11
Per frame sequence counters and key mixing using temporal keys.

14. confreg 2142
Bypass startup config - initial config mode - password recovery
Operational pvc
10 seconds with every 6th message being a full status message
Ignore nvram (password recovery)

15. Name 2 reasons a serial connection can be in an up/down status?
In the address table and added to the running config
Encapsulation mismatch and clock rate issues.
Used with 6 to 4
Same subnet

16. What does config register 0x2100 do?
Sh flash
Boots to rommon
Show arp
Unique local unicast range

17. Does is-is support VLSM?
::1 same as 127.0.0.1
Yes
In the address table and added to the running config
Debug ip icmp

18. Which command shows pvc mappings between the router and the frame switch?
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
Network
Sh frame-relay pvc
53

19. What command shows the amount of memory being used and whether there is enough room to load a new image?
Private address. Can be routed locally - but not on Internet
Link establishment - optional authentication - network layer protocol
128 bits
Sh flash

20. Which command turns on RIPng for ipv6?
1544 kbps
Ipv6 rip <process-name> enable
One
Sh ip ospf interface

21. What command is used to debug the ping command?
Debug ip icmp
32 bits
Sh ip int [interface]
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

22. Differences between ripv1 and ripv2
1544 kbps
Ripv2 is classless - multicasts - allows authentication
Only in the address table
Boots to rommon

23. IPv6 unicast address
Destined for a single interface
Sh frame-relay pvc
Sh frame-relay pvc
Examples and documentation

24. What spread spectrum technology does 802.11b use?
Split horizon and holddown timers
By default
To configure a route form an ISP router into a corporate network
DSSS

25. What are the steps in PPP authentication?
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
20
Link establishment - optional authentication - network layer protocol
Feature capabilities - hardware platform - run location and compression status

26. What type of frame subinterface do you use for hub and spoke?
23
The address is removed from the pool until the confilct is resolved.
192.168.0.0 to 192.168.255.255
Point to point

27. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
No LMI is being received by the switch or there is no service between the CPE and frame switch
One
Destined for a single interface
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

28. Which features did wpav4 add to address the weaknesses of WEP?
Per frame sequence counters and key mixing using temporal keys.
Show frame-relay lmi
Bypass startup config - initial config mode - password recovery
Highest logical interface IP - then highest configured IP

29. How does ripv2 respond to topology changes?
10 seconds with every 6th message being a full status message
Compression - multilink support - authentication
One to many addresses...always start with ff
Triggered update - split horizon - route poisoning

30. what 3 things can be deduced from the IOS image file name?
Encapsulation mismatch and clock rate issues.
Show frame-relay lmi
Leased lines
Feature capabilities - hardware platform - run location and compression status

31. IPv6 anycast address
120
One to first of many addresses
Leased lines
Ripv2 is classless - multicasts - allows authentication

32. tcp/udp port for SNMP
Bypass startup config - initial config mode - password recovery
25
Q933a - cisco and ansi
161

33. What are the two ppp authentication methods?
Ignore nvram (password recovery)
Debug ppp authentication
Sh ip eigrp neighbors
Pap and chap

34. tcp/udp port for POP3
100
Disconnect 3
Arp for the host
Show frame-relay lmi

35. What rule does dhcp use when an IP address conflict is detected?
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 address is removed from the pool until the confilct is resolved.
Sh frame-relay pvc
0

36. What is the ipv6 loopback adddress?
Encapsulation mismatch and clock rate issues.
1 -2 - 5.5 - 11
Same subnet
::1

37. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Ip ospf authentication - ip ospf authentication-key XXXXX
10.0.0.0 to 10.255.255.255
The address is removed from the pool until the confilct is resolved.

38. The frame relay dlci identifies the logical circuit between the ______ and the ______
Access-class
Rollover
Sh vtp status
Local router - frame relay WAN

39. OSPF hello packets are sent to which address?
Point to point
224.0.0.5
To provide routing to a destination not specified in the routing table and is outside the local network
Unique local unicast range

40. What is the command to use an ACL for VTY access
TKIP and WEP
Sh ip eigrp neighbors
Access-class
Root and designated

41. How often do LMI messages flow?
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
10 seconds with every 6th message being a full status message
Rommon
128 bits

42. Which command assigns an IPv6 address to an interface?
53
Access-class
Ipv6 address 2001:0:1:0::2/64 (example)
By default

43. IPv6 0:0:0:0:0:0:0:1
Sh frame-relay traffic
::1 same as 127.0.0.1
In the address table and added to the running config
Sh arp and sh int

44. What are the three options for LMI in FR?
2000::/3
Bypass startup config - initial config mode - password recovery
One to first of many addresses
Q933a - cisco and ansi

45. confreg 2120
Rommon
Arp for the host
Local router - frame relay WAN
In the address table and added to the running config

46. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
Remote router's connection to the frame relay switch isn't working
20
Debug ip icmp

47. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Remote router's connection to the frame relay switch isn't working
Show frame-relay lmi
No frame-relay inverse-arp
Sh ip ospf interface

48. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Debug ip icmp
Nonbroadcast multi-access
1544 kbps

49. class c private addresses
Ipv6 address 2001:0:1:0::2/64 (example)
::1
Bypass startup config - initial config mode - password recovery
192.168.0.0 to 192.168.255.255

50. Static secure mac addresses are stored...
The address is removed from the pool until the confilct is resolved.
In the address table and added to the running config
Point to point
Unique local unicast range