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CCNA Updated

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
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. name a situation where a default route would be appropriate...
Ip addresses are conserved if vlsm is not used for subnetting
10 seconds with every 6th message being a full status message
To provide routing to a destination not specified in the routing table and is outside the local network
To configure a route form an ISP router into a corporate network

2. tcp/udp port for POP3
TKIP and WEP
32 bits
In the address table and added to the running config
100

3. tcp/udp port for DNS
53
Debug ppp authentication
32768
Ipv6 unicast-routing

4. Inverse ARP maps a ______ to a ________
20
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
DLCI to an IP address
23

5. tcp/udp port for SMTP
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
2102
25
23

6. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
Unique local unicast range
Disconnect 3
Debug ip icmp

7. What is the ipv6 loopback adddress?
<ctrl><shift>6 then x
::1
Local router - frame relay WAN
Encapsulation mismatch and clock rate issues.

8. OSPF hello packets are sent to which address?
Examples and documentation
Examples and documentation
One to first of many addresses
224.0.0.5

9. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
172.16.0.0 to 172.31.255.255
10 seconds with every 6th message being a full status message
1023
Decimal - Hex

10. Which command shows pvc mappings between the router and the frame switch?
It should be default-network
Point to point
32 bits
Sh frame-relay pvc

11. What does ripv2 do to prevent routing loops?
Show frame-relay lmi
Split horizon and holddown timers
No frame-relay inverse-arp
Ignore nvram (password recovery)

12. Which 2 port roles forward traffic under 802.1w standard?
Root and designated
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
Aes-ccmp
Sh vtp status

13. tcp/udp port for FTP data
In the address table and added to the running config
::1
20
Show arp

14. By default - FR is classified as what type of physical network?
Ipv6 unicast-routing
Nonbroadcast multi-access
Network
Pap and chap

15. What are the steps in PPP authentication?
Yes
To configure a route form an ISP router into a corporate network
Link establishment - optional authentication - network layer protocol
It should be default-network

16. What is wrong with this command 'ip default-route 10.1.1.1'?
By default
128 bits
Arp for the host
It should be default-network

17. How does ripv2 respond to topology changes?
Show frame-relay lmi
Triggered update - split horizon - route poisoning
Yes
One to first of many addresses

18. what command shows which vtp server updated the switch
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh vtp status
Show frame-relay lmi
120

19. What command displays the CHAP authentication process in real time?
Sh frame-relay traffic
In the address table and added to the running config
32 bits
Debug ppp authentication

20. Which 2 commands show IP address associated with a MAC address
Bypass startup config - initial config mode - password recovery
Point to point
Sh arp and sh int
Per frame sequence counters and key mixing using temporal keys.

21. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
Feature capabilities - hardware platform - run location and compression status
Link-local unicast range
No frame-relay inverse-arp

22. What type of cable connects the router's aux port to a modem?
It should be default-network
Rollover
25
Sh frame-relay pvc

23. What commands create plain-text ospf authentication?
Ip ospf authentication - ip ospf authentication-key XXXXX
69
Sh ip route eigrp
Same as ::...same as 0.0.0.0

24. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
<ctrl><shift>6 then x
One
Same subnet
Ripv2 is classless - multicasts - allows authentication

25. What does config register 0x2142 do?
Link establishment - optional authentication - network layer protocol
Bypass startup config - initial config mode - password recovery
Ipv6 address 2001:0:1:0::2/64 (example)
Global unicast range

26. Dynamic secure mac addresses are stored...
Only in the address table
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
Point to point
Sh ip eigrp neighbors

27. What is the frame relay active state?
DLCI to an IP address
Sh flash
Operational pvc
Split horizon and holddown timers

28. What is the default AD for RIP
25
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
120
To configure a route form an ISP router into a corporate network

29. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
10 seconds with every 6th message being a full status message
Bypass startup config - initial config mode - password recovery
Ipv6 rip <process-name> enable
1 - 2 - 5.5 - 11

30. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
Point to point
Sh frame-relay traffic
Network

31. What encryption does WPA2 use
Publicly routable addresses
Arp for the host
Aes-ccmp
Examples and documentation

32. Which command suspends a telnet session?
Ipv6 address 2001:0:1:0::2/64 (example)
<ctrl><shift>6 then x
161
Ip addresses are conserved if vlsm is not used for subnetting

33. What is the frame relay deleted state?
Only in the address table
Access-class
No LMI is being received by the switch or there is no service between the CPE and frame switch
Sh ip int [interface]

34. class b private addresses
172.16.0.0 to 172.31.255.255
Yes
Ripv2 is classless - multicasts - allows authentication
Debug ppp authentication

35. What are the three options for LMI in FR?
Sh ip int [interface]
192.168.0.0 to 192.168.255.255
Q933a - cisco and ansi
Sh frame-relay pvc

36. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
Sh ip int [interface]
Sh ip route eigrp
Encapsulation mismatch and clock rate issues.

37. Which command turns on IPv6 routing?
Local router - frame relay WAN
Sh frame-relay traffic
Show arp
Ipv6 unicast-routing

38. What command is used to debug the ping command?
Examples and documentation
2102
Debug ip icmp
Highest logical interface IP - then highest configured IP

39. What can you utilize by using PPP layer 2 encapsulation?
Device identifier - address list - port identifier - capabilites list - platform
Sh ip route eigrp
Compression - multilink support - authentication
Sh ip ospf interface

40. IPv6 2001:0DB8::/32
Sh ip int [interface]
Ipv6 rip <process-name> enable
Examples and documentation
Arp for the host

41. IPv6 global unicast addresses
Publicly routable addresses
161
Network
Sh frame-relay traffic

42. IPv6 3FFF:FFFF::/32
Ignore nvram (password recovery)
Examples and documentation
53
Debug ppp authentication

43. Which command shows global frame relay stats since the last router reload?
Same as ::...same as 0.0.0.0
10.0.0.0 to 10.255.255.255
Sh frame-relay traffic
23

44. What is the default configuration register setting?
Access-class
Triggered update - split horizon - route poisoning
<ctrl><shift>6 then x
2102

45. Which command shows mac addresses of stations connected to switch ports?
Show arp
Rommon
FECN - BECN - DE
Examples and documentation

46. What spread spectrum technology does 802.11b use?
DSSS
Local router - frame relay WAN
Pap and chap
<ctrl><shift>6 then x

47. Which features did wpav4 add to address the weaknesses of WEP?
Ip ospf authentication - ip ospf authentication-key XXXXX
Per frame sequence counters and key mixing using temporal keys.
Point to point
Pap and chap

48. What command kills telnet session #3?
To provide routing to a destination not specified in the routing table and is outside the local network
To configure a route form an ISP router into a corporate network
Highest logical interface IP - then highest configured IP
Disconnect 3

49. What is the command to use an ACL for VTY access
32 bits
Access-class
53
Compression - multilink support - authentication

50. What is the LMI DLCI used in ANSI?
Root and designated
0
10.0.0.0 to 10.255.255.255
Split horizon and holddown timers