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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. udp port for DNS
53
Sh vtp status
2000::/3
In the address table and added to the running config

2. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
32 bits
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Sh frame-relay traffic

3. IPv6 unique local address
Private address. Can be routed locally - but not on Internet
Sh vtp status
Access-class
Examples and documentation

4. Which command shows global frame relay stats since the last router reload?
One to first of many addresses
DSSS
Sh vtp status
Sh frame-relay traffic

5. Does is-is support VLSM?
Yes
Multicast range
Nonbroadcast multi-access
To configure a route form an ISP router into a corporate network

6. Which command shows pvc mappings between the router and the frame switch?
1 - 2 - 5.5 - 11
1 -2 - 5.5 - 11
Sh frame-relay pvc
Sh ip int [interface]

7. what command shows which vtp server updated the switch
Sh vtp status
Ip addresses are conserved if vlsm is not used for subnetting
Compression - multilink support - authentication
Like private ipv4 address - but can't be routed at all

8. What is the ipv6 loopback address?
Sh ip ospf interface
32 bits
Sh frame-relay pvc
::1

9. tcp/udp port for TFTP
Ipv6 address 2001:0:1:0::2/64 (example)
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Remote router's connection to the frame relay switch isn't working
69

10. IPv6 FC00::/7
Show frame-relay lmi
Bypass startup config - initial config mode - password recovery
Debug ppp authentication
Unique local unicast range

11. Which command shows pvc mappings between the router and the frame switch?
Sh ip ospf interface
Examples and documentation
Sh frame-relay pvc
Bypass startup config - initial config mode - password recovery

12. Which two wireless encryption methods are based on RC4?
Publicly routable addresses
No LMI is being received by the switch or there is no service between the CPE and frame switch
TKIP and WEP
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

13. Which command shows if an acl is applied to an interface?
Compression - multilink support - authentication
Sh ip int [interface]
Remote router's connection to the frame relay switch isn't working
Sh frame-relay traffic

14. Differences between ripv1 and ripv2
Global unicast range
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh flash
Ripv2 is classless - multicasts - allows authentication

15. Which command shows mac addresses of stations connected to switch ports?
Show arp
Link establishment - optional authentication - network layer protocol
Publicly routable addresses
Private address. Can be routed locally - but not on Internet

16. What type of frame subinterface do you use for hub and spoke?
53
Point to point
One to first of many addresses
23

17. What is the command to use an ACL for VTY access
21
::1
Access-class
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

18. Static secure mac addresses are stored...
Link-local unicast range
Per frame sequence counters and key mixing using temporal keys.
53
In the address table and added to the running config

19. name a situation where a static route would be appropriate...
Yes
To configure a route form an ISP router into a corporate network
Ipv6 rip <process-name> enable
Operational pvc

20. What commands create plain-text ospf authentication?
Sh flash
Sh frame-relay pvc
Ip ospf authentication - ip ospf authentication-key XXXXX
Examples and documentation

21. tcp/udp port for FTP control
32768
21
Arp for the host
192.168.0.0 to 192.168.255.255

22. 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
Link establishment - optional authentication - network layer protocol
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Link-local unicast range

23. How does ripv2 respond to topology changes?
Only in the address table
192.168.0.0 to 192.168.255.255
Triggered update - split horizon - route poisoning
Sh ip int [interface]

24. What does config register 0x2142 do?
One to first of many addresses
Yes
Bypass startup config - initial config mode - password recovery
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

25. IPv6 link-local address

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26. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Triggered update - split horizon - route poisoning
1 -2 - 5.5 - 11
By default
Sh ip ospf interface

27. What is the default bridge STP priority?
32768
120
Examples and documentation
Arp for the host

28. What does config register 0x2100 do?
192.168.0.0 to 192.168.255.255
Boots to rommon
Sh frame-relay pvc
53

29. What does a frame relay pvc status of inactive indicate?
Sh frame-relay map
Sh ip route eigrp
Ipv6 unicast-routing
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

30. confreg 2142
120
Sh frame-relay traffic
Ignore nvram (password recovery)
No frame-relay inverse-arp

31. What are the two ppp authentication methods?
Operational pvc
Pap and chap
21
25

32. What spread spectrum technology does 802.11b use?
128 bits
Point to point
DSSS
Feature capabilities - hardware platform - run location and compression status

33. tcp/udp port for POP3
100
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
Triggered update - split horizon - route poisoning
Sh frame-relay map

34. What rule does dhcp use when an IP address conflict is detected?
No frame-relay inverse-arp
Publicly routable addresses
The address is removed from the pool until the confilct is resolved.
Triggered update - split horizon - route poisoning

35. IPv6 0:0:0:0:0:0:0:1
FECN - BECN - DE
::1 same as 127.0.0.1
The address is removed from the pool until the confilct is resolved.
Show frame-relay lmi

36. What does ripv2 do to prevent routing loops?
Bypass startup config - initial config mode - password recovery
One to first of many addresses
20
Split horizon and holddown timers

37. IPv6 global unicast addresses
Publicly routable addresses
20
2000::/3
Triggered update - split horizon - route poisoning

38. Which 2 port roles forward traffic under 802.1w standard?
Same as ::...same as 0.0.0.0
1 -2 - 5.5 - 11
Sh frame-relay pvc
Root and designated

39. What 3 things are necessary for 2 routers to establish ospf neighborship?
No frame-relay inverse-arp
25
Ipv6 address 2001:0:1:0::2/64 (example)
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

40. What 4 things are necessary for 2 routers to form an eigrp relationship?
Nonbroadcast multi-access
100
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
Examples and documentation

41. name a situation where a default route would be appropriate...
Debug ip icmp
20
To provide routing to a destination not specified in the routing table and is outside the local network
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

42. What command is used to debug the ping command?
Ipv6 unicast-routing
No LMI is being received by the switch or there is no service between the CPE and frame switch
Debug ip icmp
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

43. Frame relay point to point interfaces emulate _______
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Leased lines
Global unicast range
53

44. What can you utilize by using PPP layer 2 encapsulation?
Local router - frame relay WAN
Arp for the host
Compression - multilink support - authentication
Examples and documentation

45. What is the default configuration register setting?
Publicly routable addresses
2102
Like private ipv4 address - but can't be routed at all
69

46. What is the ipv6 loopback adddress?
Bypass startup config - initial config mode - password recovery
Compression - multilink support - authentication
::1
172.16.0.0 to 172.31.255.255

47. Dynamic secure mac addresses are stored...
Sh arp and sh int
Q933a - cisco and ansi
Only in the address table
Sh ip eigrp neighbors

48. Which features did wpav4 add to address the weaknesses of WEP?
Highest logical interface IP - then highest configured IP
DSSS
Per frame sequence counters and key mixing using temporal keys.
Feature capabilities - hardware platform - run location and compression status

49. What is the frame relay deleted state?
No LMI is being received by the switch or there is no service between the CPE and frame switch
DLCI to an IP address
Per frame sequence counters and key mixing using temporal keys.
Point to point

50. What is the frame relay active state?
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
Show frame-relay lmi
DSSS
Operational pvc