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. tcp/udp port for TFTP
Publicly routable addresses
Network
Arp for the host
69

2. What sequence of commands creates encrypted eigrp authentication
0
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
No LMI is being received by the switch or there is no service between the CPE and frame switch
Show frame-relay lmi

3. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Rollover
192.168.0.0 to 192.168.255.255
Sh ip ospf interface
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

4. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Per frame sequence counters and key mixing using temporal keys.
1023
::1 same as 127.0.0.1

5. class c private addresses
Sh ip int [interface]
53
192.168.0.0 to 192.168.255.255
Only in the address table

6. ipv6 global addresses start with ...
Point to point
In the address table and added to the running config
2000::/3
Rollover

7. class b private addresses
172.16.0.0 to 172.31.255.255
10 seconds with every 6th message being a full status message
192.168.0.0 to 192.168.255.255
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

8. What is the default AD for RIP
0
Sh ip eigrp neighbors
Link establishment - optional authentication - network layer protocol
120

9. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
Sh flash
Sh frame-relay map
Link-local unicast range

10. Which command disables frame-relay inverse arp?
Ipv4 address in a mixed environment
No frame-relay inverse-arp
Examples and documentation
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

11. confreg 2120
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Rommon
69
<ctrl><shift>6 then x

12. What does ripv2 do to prevent routing loops?
Ipv4 address in a mixed environment
Same as ::...same as 0.0.0.0
Split horizon and holddown timers
161

13. tcp/udp port for FTP data
Compression - multilink support - authentication
Sh frame-relay traffic
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
20

14. Differences between ripv1 and ripv2
Sh arp and sh int
Sh ip route eigrp
Global unicast range
Ripv2 is classless - multicasts - allows authentication

15. What 3 things are necessary for 2 routers to establish ospf neighborship?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Arp for the host
Ip addresses are conserved if vlsm is not used for subnetting
Sh frame-relay map

16. What commands create md5 encrypted ospf authentication?
69
Unique local unicast range
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Encapsulation mismatch and clock rate issues.

17. What is the ipv6 loopback adddress?
Encapsulation mismatch and clock rate issues.
Global unicast range
Ripv2 is classless - multicasts - allows authentication
::1

18. Static secure mac addresses are stored...
In the address table and added to the running config
::1
224.0.0.5
Ignore nvram (password recovery)

19. tcp/udp port for DNS
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Root and designated
Remote router's connection to the frame relay switch isn't working
53

20. What are the three options for LMI in FR?
One to many addresses...always start with ff
Same subnet
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Q933a - cisco and ansi

21. OSPF hello packets are sent to which address?
224.0.0.5
Access-class
Destined for a single interface
10.0.0.0 to 10.255.255.255

22. What is the command to use an ACL for VTY access
Root and designated
No frame-relay inverse-arp
Access-class
32768

23. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh ip eigrp neighbors
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

24. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
Split horizon and holddown timers
Yes
Show arp
1 - 2 - 5.5 - 11

25. IPv6 0:0:0:0:0:0:192.168.100.1
Sh ip int [interface]
No frame-relay inverse-arp
Decimal - Hex
Ipv4 address in a mixed environment

26. Inverse ARP maps a ______ to a ________
::1
<ctrl><shift>6 then x
100
DLCI to an IP address

27. What command kills telnet session #3?
Encapsulation mismatch and clock rate issues.
Disconnect 3
By default
1023

28. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Sh ip int [interface]
To configure a route form an ISP router into a corporate network
192.168.0.0 to 192.168.255.255

29. Which command turns on IPv6 routing?
Ip ospf authentication - ip ospf authentication-key XXXXX
32 bits
Ipv6 unicast-routing
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

30. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Publicly routable addresses
TKIP and WEP
One
Used with 6 to 4

31. What is the default bridge STP priority?
32768
Bypass startup config - initial config mode - password recovery
Operational pvc
Local router - frame relay WAN

32. What does this command do: mac-address-table static MAC ADDRESS vlan 10 int f0/1

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

33. What command is used to debug the ping command?
Examples and documentation
Ipv6 unicast-routing
Debug ip icmp
172.16.0.0 to 172.31.255.255

34. What 2 features did WPAV1 add to address WEP's weaknesses?
53
The address is removed from the pool until the confilct is resolved.
Link-local unicast range
Per frame sequence counters and key mixing using temporal keys.

35. Which command assigns an IPv6 address to an interface?
One to first of many addresses
Only in the address table
::1
Ipv6 address 2001:0:1:0::2/64 (example)

36. tcp/udp port for SMTP
By default
To configure a route form an ISP router into a corporate network
Encapsulation mismatch and clock rate issues.
25

37. What type of frame subinterface do you use for hub and spoke?
Point to point
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
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

38. What type of cable connects the router's aux port to a modem?
Rollover
In the address table and added to the running config
No frame-relay inverse-arp
It should be default-network

39. What is the first action that a host will take when sending data to a host on a different network?
Arp for the host
Ipv6 unicast-routing
Rommon
Per frame sequence counters and key mixing using temporal keys.

40. IPv6 global unicast addresses
Rollover
Publicly routable addresses
Ipv4 address in a mixed environment
<ctrl><shift>6 then x

41. confreg 2142
Debug ip icmp
Multicast range
Sh vtp status
Ignore nvram (password recovery)

42. How long is an IPv4 address?
Pap and chap
<ctrl><shift>6 then x
224.0.0.5
32 bits

43. IPv6 link-local address

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

44. What is the order of preference in a routing table?
Remote router's connection to the frame relay switch isn't working
Nonbroadcast multi-access
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Operational pvc

45. What does config register 0x2100 do?
Destined for a single interface
Boots to rommon
Encapsulation mismatch and clock rate issues.
One

46. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Sh frame-relay pvc
To configure a route form an ISP router into a corporate network
Ip addresses are conserved if vlsm is not used for subnetting
Access-class

47. class a private addresses
By default
Sh frame-relay map
10.0.0.0 to 10.255.255.255
10 seconds with every 6th message being a full status message

48. IPv6 0:0:0:0:0:0:0:1
1023
Pap and chap
10 seconds with every 6th message being a full status message
::1 same as 127.0.0.1

49. Which 2 port roles forward traffic under 802.1w standard?
Like private ipv4 address - but can't be routed at all
One to many addresses...always start with ff
Unique local unicast range
Root and designated

50. 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
1023
1 -2 - 5.5 - 11
Only in the address table