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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. How does ripv2 respond to topology changes?
1023
Triggered update - split horizon - route poisoning
Same subnet
2102

2. IPv6 unique local address
21
Network
192.168.0.0 to 192.168.255.255
Private address. Can be routed locally - but not on Internet

3. What sequence of commands creates encrypted eigrp authentication
1 -2 - 5.5 - 11
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
Debug ppp authentication
TKIP and WEP

4. What command displays the CHAP authentication process in real time?
Compression - multilink support - authentication
<ctrl><shift>6 then x
Point to point
Debug ppp authentication

5. tcp/udp port for FTP data
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
20
Link-local unicast range
Private address. Can be routed locally - but not on Internet

6. What is the default AD for RIP
120
224.0.0.5
It should be default-network
Encapsulation mismatch and clock rate issues.

7. Static secure mac addresses are stored...
Q933a - cisco and ansi
In the address table and added to the running config
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Same subnet

8. class c private addresses
192.168.0.0 to 192.168.255.255
Ipv4 address in a mixed environment
No frame-relay inverse-arp
Per frame sequence counters and key mixing using temporal keys.

9. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Ipv4 address in a mixed environment
Sh vtp status
Remote router's connection to the frame relay switch isn't working
Sh ip ospf interface

10. what 3 things can be deduced from the IOS image file name?
Feature capabilities - hardware platform - run location and compression status
No LMI is being received by the switch or there is no service between the CPE and frame switch
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

11. IPv6 0:0:0:0:0:0:0:1
FECN - BECN - DE
::1 same as 127.0.0.1
Decimal - Hex
Q933a - cisco and ansi

12. How long is an IPv6 address?
128 bits
DSSS
172.16.0.0 to 172.31.255.255
Sh frame-relay pvc

13. What command shows the status of PVC - FECN - BECN
Boots to rommon
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay pvc
Arp for the host

14. Which command shows global frame relay stats since the last router reload?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ip addresses are conserved if vlsm is not used for subnetting
Sh frame-relay traffic
120

15. Does is-is support VLSM?
Yes
Only in the address table
Private address. Can be routed locally - but not on Internet
10.0.0.0 to 10.255.255.255

16. What type of frame subinterface do you use for hub and spoke?
Decimal - Hex
1 - 2 - 5.5 - 11
Point to point
10 seconds with every 6th message being a full status message

17. What 2 features did WPAV1 add to address WEP's weaknesses?
120
Bypass startup config - initial config mode - password recovery
Per frame sequence counters and key mixing using temporal keys.
2102

18. Which command turns on RIPng for ipv6?
Show frame-relay lmi
Ipv6 rip <process-name> enable
Remote router's connection to the frame relay switch isn't working
32 bits

19. Which command shows if an acl is applied to an interface?
Sh ip int [interface]
Compression - multilink support - authentication
Arp for the host
To provide routing to a destination not specified in the routing table and is outside the local network

20. what command shows which vtp server updated the switch
Sh vtp status
Per frame sequence counters and key mixing using temporal keys.
It should be default-network
120

21. Which command assigns an IPv6 address to an interface?
Used with 6 to 4
10 seconds with every 6th message being a full status message
Split horizon and holddown timers
Ipv6 address 2001:0:1:0::2/64 (example)

22. IPv6 FE80::/10
Link-local unicast range
Global unicast range
Sh vtp status
Same subnet

23. tcp/udp port for DNS
Examples and documentation
Show frame-relay lmi
53
No frame-relay inverse-arp

24. What 3 things are necessary for 2 routers to establish ospf neighborship?
Per frame sequence counters and key mixing using temporal keys.
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Highest logical interface IP - then highest configured IP
TKIP and WEP

25. What commands create md5 encrypted ospf authentication?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Ipv6 unicast-routing
Bypass startup config - initial config mode - password recovery
Triggered update - split horizon - route poisoning

26. OSPF hello packets are sent to which address?
53
224.0.0.5
One to many addresses...always start with ff
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

27. EIGRP summarizes at class boundaries...
By default
53
Debug ppp authentication
Ip addresses are conserved if vlsm is not used for subnetting

28. Which command shows mac addresses of stations connected to switch ports?
Show arp
Leased lines
Sh frame-relay pvc
Ip addresses are conserved if vlsm is not used for subnetting

29. 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
Only in the address table
To configure a route form an ISP router into a corporate network
Compression - multilink support - authentication

30. tcp/udp port for telnet
Ignore nvram (password recovery)
120
23
TKIP and WEP

31. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
192.168.0.0 to 192.168.255.255
Sh frame-relay traffic
Same subnet
Decimal - Hex

32. IPv6 3FFF:FFFF::/32
Sh frame-relay pvc
Link-local unicast range
Examples and documentation
Same subnet

33. What type of cable connects the router's aux port to a modem?
Ripv2 is classless - multicasts - allows authentication
Examples and documentation
Rollover
To configure a route form an ISP router into a corporate network

34. What does ripv2 do to prevent routing loops?
Ipv4 address in a mixed environment
Sh frame-relay traffic
Split horizon and holddown timers
Sh frame-relay pvc

35. What is the order of preference in a routing table?
Ipv6 address 2001:0:1:0::2/64 (example)
Root and designated
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
172.16.0.0 to 172.31.255.255

36. tcp/udp port for FTP control
FECN - BECN - DE
21
Ipv6 rip <process-name> enable
Compression - multilink support - authentication

37. What is the LMI DLCI used in ANSI?
Sh ip int [interface]
One to first of many addresses
0
Ripv2 is classless - multicasts - allows authentication

38. Differences between ripv1 and ripv2
Like private ipv4 address - but can't be routed at all
Ripv2 is classless - multicasts - allows authentication
172.16.0.0 to 172.31.255.255
32 bits

39. What is the command to use an ACL for VTY access
One to many addresses...always start with ff
Access-class
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
172.16.0.0 to 172.31.255.255

40. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Nonbroadcast multi-access
Leased lines

41. What are the three options for LMI in FR?
Feature capabilities - hardware platform - run location and compression status
Examples and documentation
Q933a - cisco and ansi
Destined for a single interface

42. What command shows the amount of memory being used and whether there is enough room to load a new image?
Rollover
20
Sh frame-relay traffic
Sh flash

43. What commands create plain-text ospf authentication?
Ip ospf authentication - ip ospf authentication-key XXXXX
192.168.0.0 to 192.168.255.255
Rommon
1 -2 - 5.5 - 11

44. What encryption does WPA2 use
Ignore nvram (password recovery)
10 seconds with every 6th message being a full status message
Aes-ccmp
224.0.0.5

45. IPv6 multicast address
2102
Sh frame-relay traffic
Sh ip route eigrp
One to many addresses...always start with ff

46. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Decimal - Hex
120
Leased lines
Rommon

47. What can you utilize by using PPP layer 2 encapsulation?
::1
Compression - multilink support - authentication
Disconnect 3
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

48. tcp/udp port for SMTP
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
It should be default-network
Sh vtp status
25

49. What rule does dhcp use when an IP address conflict is detected?
Aes-ccmp
Bypass startup config - initial config mode - password recovery
The address is removed from the pool until the confilct is resolved.
32 bits

50. class a private addresses
69
Only in the address table
Like private ipv4 address - but can't be routed at all
10.0.0.0 to 10.255.255.255