Test your basic knowledge |

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. Which command disables frame-relay inverse arp?
128 bits
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Per frame sequence counters and key mixing using temporal keys.
No frame-relay inverse-arp

2. What is the order of preference in a routing table?
Link-local unicast range
21
FECN - BECN - DE
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

3. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Feature capabilities - hardware platform - run location and compression status
Yes
Ip addresses are conserved if vlsm is not used for subnetting

4. tcp/udp port for SNMP
DSSS
To provide routing to a destination not specified in the routing table and is outside the local network
161
<ctrl><shift>6 then x

5. IPv6 FE80::/10
Link-local unicast range
One to first of many addresses
Private address. Can be routed locally - but not on Internet
120

6. What command shows the amount of memory being used and whether there is enough room to load a new image?
Only in the address table
Yes
Sh flash
Q933a - cisco and ansi

7. Does is-is support VLSM?
To provide routing to a destination not specified in the routing table and is outside the local network
Local router - frame relay WAN
Yes
1544 kbps

8. What sequence of commands creates encrypted eigrp authentication
Triggered update - split horizon - route poisoning
Private address. Can be routed locally - but not on Internet
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
Sh ip int [interface]

9. What 4 things are necessary for 2 routers to form an eigrp relationship?
Remote router's connection to the frame relay switch isn't working
23
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
25

10. IPv6 unique local address
Disconnect 3
Ip ospf authentication - ip ospf authentication-key XXXXX
Private address. Can be routed locally - but not on Internet
Bypass startup config - initial config mode - password recovery

11. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
By default
In the address table and added to the running config
Rommon

12. confreg 2120
Rommon
Per frame sequence counters and key mixing using temporal keys.
100
Ip ospf authentication - ip ospf authentication-key XXXXX

13. What spread spectrum technology does 802.11b use?
Per frame sequence counters and key mixing using temporal keys.
Sh ip route eigrp
1023
DSSS

14. what 3 things can be deduced from the IOS image file name?
Feature capabilities - hardware platform - run location and compression status
128 bits
Private address. Can be routed locally - but not on Internet
Sh frame-relay pvc

15. What commands create md5 encrypted ospf authentication?
The address is removed from the pool until the confilct is resolved.
In the address table and added to the running config
Sh frame-relay pvc
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

16. Which command shows if an acl is applied to an interface?
Bypass startup config - initial config mode - password recovery
Sh ip int [interface]
Ignore nvram (password recovery)
Only in the address table

17. IPv6 0:0:0:0:0:0:0:1
1023
128 bits
::1 same as 127.0.0.1
Point to point

18. Which command shows global frame relay stats since the last router reload?
1 -2 - 5.5 - 11
DLCI to an IP address
Sh frame-relay traffic
Triggered update - split horizon - route poisoning

19. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Sh ip route eigrp
1544 kbps
2000::/3
Link establishment - optional authentication - network layer protocol

20. name a situation where a default route would be appropriate...
To provide routing to a destination not specified in the routing table and is outside the local network
Feature capabilities - hardware platform - run location and compression status
Ip addresses are conserved if vlsm is not used for subnetting
Nonbroadcast multi-access

21. What is the command to use an ACL for VTY access
Sh ip ospf interface
Encapsulation mismatch and clock rate issues.
::1 same as 127.0.0.1
Access-class

22. What type of cable connects the router's aux port to a modem?
No LMI is being received by the switch or there is no service between the CPE and frame switch
To provide routing to a destination not specified in the routing table and is outside the local network
172.16.0.0 to 172.31.255.255
Rollover

23. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Private address. Can be routed locally - but not on Internet
Sh frame-relay map
::1
To provide routing to a destination not specified in the routing table and is outside the local network

24. What command shows the status of PVC - FECN - BECN
25
Sh vtp status
0
Sh frame-relay pvc

25. IPv6 multicast address
Root and designated
One to many addresses...always start with ff
Compression - multilink support - authentication
Triggered update - split horizon - route poisoning

26. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Ip addresses are conserved if vlsm is not used for subnetting
One
Like private ipv4 address - but can't be routed at all
Device identifier - address list - port identifier - capabilites list - platform

27. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
In the address table and added to the running config
69
Sh frame-relay pvc

28. Frame relay point to point interfaces emulate _______
2000::/3
Root and designated
Leased lines
69

29. What is the ipv6 loopback address?
Operational pvc
Show frame-relay lmi
::1
Examples and documentation

30. What is the LMI DLCI used in ANSI?
Like private ipv4 address - but can't be routed at all
Yes
Debug ip icmp
0

31. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Ip addresses are conserved if vlsm is not used for subnetting
1544 kbps
172.16.0.0 to 172.31.255.255
Split horizon and holddown timers

32. Differences between ripv1 and ripv2
Ipv4 address in a mixed environment
DLCI to an IP address
Root and designated
Ripv2 is classless - multicasts - allows authentication

33. What rule does dhcp use when an IP address conflict is detected?
Pap and chap
Link establishment - optional authentication - network layer protocol
Rollover
The address is removed from the pool until the confilct is resolved.

34. What is the default AD for RIP
Sh frame-relay map
120
Ipv6 unicast-routing
Ip addresses are conserved if vlsm is not used for subnetting

35. What does ripv2 do to prevent routing loops?
By default
Rommon
Split horizon and holddown timers
FECN - BECN - DE

36. ipv6 global addresses start with ...
Ipv6 unicast-routing
2000::/3
2102
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

37. What are the two ppp authentication methods?
Nonbroadcast multi-access
Pap and chap
Split horizon and holddown timers
Unique local unicast range

38. Which two wireless encryption methods are based on RC4?
TKIP and WEP
No LMI is being received by the switch or there is no service between the CPE and frame switch
Sh ip route eigrp
In the address table and added to the running config

39. Name 2 reasons a serial connection can be in an up/down status?
TKIP and WEP
161
Show frame-relay lmi
Encapsulation mismatch and clock rate issues.

40. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
53
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 ip eigrp neighbors

41. What is the ipv6 loopback adddress?
Global unicast range
Sh frame-relay map
::1
69

42. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Nonbroadcast multi-access
Same subnet
DLCI to an IP address
FECN - BECN - DE

43. Static secure mac addresses are stored...
Sh flash
In the address table and added to the running config
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
1023

44. IPv6 global unicast addresses
Encapsulation mismatch and clock rate issues.
Publicly routable addresses
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

45. What encryption does WPA2 use
Aes-ccmp
Like private ipv4 address - but can't be routed at all
Ipv6 unicast-routing
Access-class

46. OSPF hello packets are sent to which address?
Highest logical interface IP - then highest configured IP
1 - 2 - 5.5 - 11
224.0.0.5
Link-local unicast range

47. What are the three options for LMI in FR?
Ipv6 unicast-routing
23
Q933a - cisco and ansi
120

48. What is wrong with this command 'ip default-route 10.1.1.1'?
Leased lines
Ripv2 is classless - multicasts - allows authentication
It should be default-network
Sh frame-relay pvc

49. udp port for DNS
53
Sh ip int [interface]
DSSS
Per frame sequence counters and key mixing using temporal keys.

50. tcp/udp port for POP3
::1
100
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Global unicast range