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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 rule does dhcp use when an IP address conflict is detected?
One
Show arp
The address is removed from the pool until the confilct is resolved.
Sh vtp status

2. IPv6 link-local address

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3. How long is an IPv6 address?
Q933a - cisco and ansi
::1 same as 127.0.0.1
Unique local unicast range
128 bits

4. What is the first action that a host will take when sending data to a host on a different network?
Ipv6 rip <process-name> enable
Arp for the host
Sh ip int [interface]
53

5. What does config register 0x2142 do?
Bypass startup config - initial config mode - password recovery
Show arp
In the address table and added to the running config
128 bits

6. Which command suspends a telnet session?
192.168.0.0 to 192.168.255.255
Yes
No frame-relay inverse-arp
<ctrl><shift>6 then x

7. Which features did wpav4 add to address the weaknesses of WEP?
Remote router's connection to the frame relay switch isn't working
Per frame sequence counters and key mixing using temporal keys.
Sh arp and sh int
It should be default-network

8. Does is-is support VLSM?
Yes
Root and designated
Ignore nvram (password recovery)
Destined for a single interface

9. Differences between ripv1 and ripv2
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Ripv2 is classless - multicasts - allows authentication
DSSS
Rommon

10. Which command shows mac addresses of stations connected to switch ports?
25
No frame-relay inverse-arp
1544 kbps
Show arp

11. Which command shows frame relay status and keep-alive information?
Ipv6 rip <process-name> enable
Show frame-relay lmi
Ripv2 is classless - multicasts - allows authentication
Network

12. confreg 2120
21
Link establishment - optional authentication - network layer protocol
No frame-relay inverse-arp
Rommon

13. What are the three options for LMI in FR?
Point to point
FECN - BECN - DE
To provide routing to a destination not specified in the routing table and is outside the local network
Q933a - cisco and ansi

14. What type of cable connects the router's aux port to a modem?
<ctrl><shift>6 then x
Feature capabilities - hardware platform - run location and compression status
Rollover
32 bits

15. What is the ipv6 loopback address?
Link-local unicast range
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
Like private ipv4 address - but can't be routed at all
::1

16. what command shows which vtp server updated the switch
Bypass startup config - initial config mode - password recovery
Sh vtp status
Operational pvc
224.0.0.5

17. What 3 things are necessary for 2 routers to establish ospf neighborship?
Sh frame-relay traffic
Sh frame-relay pvc
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Unique local unicast range

18. Which command turns on IPv6 routing?
It should be default-network
Ipv6 unicast-routing
10 seconds with every 6th message being a full status message
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

19. what 3 things can be deduced from the IOS image file name?
Link establishment - optional authentication - network layer protocol
Encapsulation mismatch and clock rate issues.
1023
Feature capabilities - hardware platform - run location and compression status

20. Which two wireless encryption methods are based on RC4?
Like private ipv4 address - but can't be routed at all
20
Pap and chap
TKIP and WEP

21. What command is used to debug the ping command?
1023
Debug ip icmp
<ctrl><shift>6 then x
Private address. Can be routed locally - but not on Internet

22. class c private addresses
2000::/3
25
192.168.0.0 to 192.168.255.255
By default

23. udp port for DNS
Ip ospf authentication - ip ospf authentication-key XXXXX
25
53
Triggered update - split horizon - route poisoning

24. IPv6 0:0:0:0:0:0:192.168.100.1
Feature capabilities - hardware platform - run location and compression status
Used with 6 to 4
Ipv4 address in a mixed environment
By default

25. What is the command to use an ACL for VTY access
Access-class
TKIP and WEP
::1
In the address table and added to the running config

26. What is the default configuration register setting?
2102
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh frame-relay traffic
32768

27. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
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
1 -2 - 5.5 - 11
Private address. Can be routed locally - but not on Internet

28. Which command assigns an IPv6 address to an interface?
192.168.0.0 to 192.168.255.255
Local router - frame relay WAN
Ipv6 address 2001:0:1:0::2/64 (example)
Network

29. Which command shows pvc mappings between the router and the frame switch?
::1
Root and designated
Sh frame-relay pvc
Show frame-relay lmi

30. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
Unique local unicast range
161
53

31. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Feature capabilities - hardware platform - run location and compression status
172.16.0.0 to 172.31.255.255
53
Decimal - Hex

32. tcp/udp port for FTP control
32768
Debug ppp authentication
21
No frame-relay inverse-arp

33. What is the ipv6 loopback adddress?
Disconnect 3
::1
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Show frame-relay lmi

34. IPv6 multicast address
It should be default-network
10.0.0.0 to 10.255.255.255
Disconnect 3
One to many addresses...always start with ff

35. IPv6 3FFF:FFFF::/32
Examples and documentation
To provide routing to a destination not specified in the routing table and is outside the local network
Multicast range
Sh frame-relay pvc

36. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Debug ip icmp
23
1544 kbps
Sh frame-relay map

37. What are the two ppp authentication methods?
1 -2 - 5.5 - 11
Pap and chap
Destined for a single interface
Sh frame-relay traffic

38. What criteria does OSPF use to determine RID?
Bypass startup config - initial config mode - password recovery
Highest logical interface IP - then highest configured IP
Root and designated
FECN - BECN - DE

39. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Sh frame-relay map
One
By default
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

40. name a situation where a static route would be appropriate...
Bypass startup config - initial config mode - password recovery
One
To configure a route form an ISP router into a corporate network
2000::/3

41. ipv6 global addresses start with ...
2102
One
::1 same as 127.0.0.1
2000::/3

42. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Rommon
<ctrl><shift>6 then x
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

43. What does config register 0x2100 do?
DLCI to an IP address
Ignore nvram (password recovery)
0
Boots to rommon

44. What is the frame relay deleted state?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Publicly routable addresses
Examples and documentation
No LMI is being received by the switch or there is no service between the CPE and frame switch

45. Which command shows global frame relay stats since the last router reload?
Triggered update - split horizon - route poisoning
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Show arp
Sh frame-relay traffic

46. tcp/udp port for SMTP
25
Show arp
In the address table and added to the running config
Ip ospf authentication - ip ospf authentication-key XXXXX

47. Sticky secure mac addresses are stored...
Root and designated
Yes
Point to point
In the address table and added to the running config

48. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh ip int [interface]
::1 same as 127.0.0.1
No frame-relay inverse-arp
Sh flash

49. What spread spectrum technology does 802.11b use?
DSSS
Examples and documentation
32 bits
Ipv6 unicast-routing

50. What 2 features did WPAV1 add to address WEP's weaknesses?
Per frame sequence counters and key mixing using temporal keys.
Operational pvc
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
128 bits