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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. What command is used to debug the ping command?
Access-class
To provide routing to a destination not specified in the routing table and is outside the local network
Debug ip icmp
2000::/3

2. IPv6 FC00::/7
Unique local unicast range
Arp for the host
Ipv6 rip <process-name> enable
20

3. what command shows which vtp server updated the switch
53
Sh frame-relay pvc
Sh vtp status
Per frame sequence counters and key mixing using temporal keys.

4. Which command shows frame relay status and keep-alive information?
Like private ipv4 address - but can't be routed at all
Private address. Can be routed locally - but not on Internet
Show frame-relay lmi
Publicly routable addresses

5. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Sh frame-relay map
Aes-ccmp
Destined for a single interface
Sh frame-relay pvc

6. Which command turns on IPv6 routing?
One to many addresses...always start with ff
Ipv6 unicast-routing
1544 kbps
The address is removed from the pool until the confilct is resolved.

7. class a private addresses
Device identifier - address list - port identifier - capabilites list - platform
192.168.0.0 to 192.168.255.255
FECN - BECN - DE
10.0.0.0 to 10.255.255.255

8. What spread spectrum technology does 802.11b use?
Examples and documentation
DSSS
Debug ppp authentication
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

9. Does is-is support VLSM?
Publicly routable addresses
Yes
Pap and chap
Unique local unicast range

10. What is the ipv6 loopback adddress?
Same subnet
::1
DLCI to an IP address
Q933a - cisco and ansi

11. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
1 - 2 - 5.5 - 11
Ignore nvram (password recovery)
Rollover
Encapsulation mismatch and clock rate issues.

12. What type of cable connects the router's aux port to a modem?
Rollover
69
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
In the address table and added to the running config

13. What are the steps in PPP authentication?
Yes
Access-class
100
Link establishment - optional authentication - network layer protocol

14. tcp/udp port for FTP data
Destined for a single interface
20
Only in the address table
No LMI is being received by the switch or there is no service between the CPE and frame switch

15. Sticky secure mac addresses are stored...
Show frame-relay lmi
In the address table and added to the running config
Root and designated
Triggered update - split horizon - route poisoning

16. What command kills telnet session #3?
Local router - frame relay WAN
Sh ip int [interface]
Sh vtp status
Disconnect 3

17. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Unique local unicast range
21
::1

18. Which command shows if an acl is applied to an interface?
Sh frame-relay map
Sh ip int [interface]
Local router - frame relay WAN
Ipv6 rip <process-name> enable

19. confreg 2120
Show frame-relay lmi
Ip ospf authentication - ip ospf authentication-key XXXXX
Examples and documentation
Rommon

20. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
Ip ospf authentication - ip ospf authentication-key XXXXX
Ripv2 is classless - multicasts - allows authentication
Only in the address table

21. Dynamic secure mac addresses are stored...
Only in the address table
25
1 -2 - 5.5 - 11
To provide routing to a destination not specified in the routing table and is outside the local network

22. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
2102
Ip ospf authentication - ip ospf authentication-key XXXXX
Link-local unicast range
1 -2 - 5.5 - 11

23. IPv6 0:0:0:0:0:0:192.168.100.1
FECN - BECN - DE
Sh flash
Ipv4 address in a mixed environment
Show frame-relay lmi

24. What is the order of preference in a routing table?
Examples and documentation
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
DSSS
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

25. What 4 things are necessary for 2 routers to form an eigrp relationship?
Private address. Can be routed locally - but not on Internet
Show frame-relay lmi
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
Sh frame-relay pvc

26. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
100
Sh frame-relay traffic
One to many addresses...always start with ff
Ip addresses are conserved if vlsm is not used for subnetting

27. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
DSSS
Compression - multilink support - authentication
In the address table and added to the running config

28. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Destined for a single interface
Rollover
Debug ppp authentication

29. Frame relay point to point interfaces emulate _______
Leased lines
Ip ospf authentication - ip ospf authentication-key XXXXX
FECN - BECN - DE
No LMI is being received by the switch or there is no service between the CPE and frame switch

30. tcp/udp port for SNMP
161
Sh frame-relay traffic
Sh frame-relay pvc
32 bits

31. Which command shows mac addresses of stations connected to switch ports?
::1 same as 127.0.0.1
Show frame-relay lmi
Show arp
Leased lines

32. What are the three types of congestion notification used by frame relay?
Link-local unicast range
FECN - BECN - DE
Show frame-relay lmi
2000::/3

33. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
53
32768
Show frame-relay lmi

34. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
Sh frame-relay traffic
53
FECN - BECN - DE

35. What is the LMI DLCI used in ANSI?
Sh frame-relay traffic
Sh frame-relay traffic
0
Only in the address table

36. Which features did wpav4 add to address the weaknesses of WEP?
Split horizon and holddown timers
Per frame sequence counters and key mixing using temporal keys.
The address is removed from the pool until the confilct is resolved.
Like private ipv4 address - but can't be routed at all

37. Name 2 reasons a serial connection can be in an up/down status?
::1
Sh ip ospf interface
Encapsulation mismatch and clock rate issues.
Device identifier - address list - port identifier - capabilites list - platform

38. What are the three options for LMI in FR?
Q933a - cisco and ansi
192.168.0.0 to 192.168.255.255
One to many addresses...always start with ff
Point to point

39. class c private addresses
No frame-relay inverse-arp
Root and designated
192.168.0.0 to 192.168.255.255
The address is removed from the pool until the confilct is resolved.

40. name a situation where a default route would be appropriate...
128 bits
TKIP and WEP
DLCI to an IP address
To provide routing to a destination not specified in the routing table and is outside the local network

41. Which command turns on RIPng for ipv6?
Sh arp and sh int
Ipv6 rip <process-name> enable
In the address table and added to the running config
One to many addresses...always start with ff

42. At which layer should you begin troubleshooting QOS issues?
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
DSSS
Network
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

43. What is the frame relay deleted state?
DSSS
No LMI is being received by the switch or there is no service between the CPE and frame switch
Debug ip icmp
Only in the address table

44. Differences between ripv1 and ripv2
Ripv2 is classless - multicasts - allows authentication
Point to point
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 pvc is correctly configured - but there is an issue on the remote end of the pvc.

45. What type of frame subinterface do you use for hub and spoke?
TKIP and WEP
Arp for the host
Point to point
In the address table and added to the running config

46. IPv6 2001:0DB8::/32
DSSS
In the address table and added to the running config
Examples and documentation
Operational pvc

47. what 3 things can be deduced from the IOS image file name?
Boots to rommon
25
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Feature capabilities - hardware platform - run location and compression status

48. Which command shows frame relay status and keep-alive information?
Arp for the host
Show frame-relay lmi
No frame-relay inverse-arp
32768

49. How long is an IPv4 address?
32 bits
It should be default-network
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
TKIP and WEP

50. What command displays the CHAP authentication process in real time?
Debug ppp authentication
<ctrl><shift>6 then x
Link establishment - optional authentication - network layer protocol
Examples and documentation