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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 is the ipv6 loopback adddress?
::1
Sh ip route eigrp
TKIP and WEP
Access-class

2. Which command turns on IPv6 routing?
No frame-relay inverse-arp
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Ipv6 unicast-routing
Nonbroadcast multi-access

3. IPv6 2002::/16
Used with 6 to 4
To configure a route form an ISP router into a corporate network
Device identifier - address list - port identifier - capabilites list - platform
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

4. Which command shows pvc mappings between the router and the frame switch?
Same subnet
Sh frame-relay pvc
DSSS
Access-class

5. What type of frame subinterface do you use for hub and spoke?
Publicly routable addresses
Sh ip route eigrp
Point to point
Ipv6 unicast-routing

6. What sequence of commands creates encrypted eigrp authentication
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
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Feature capabilities - hardware platform - run location and compression status
One to many addresses...always start with ff

7. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
One to many addresses...always start with ff
Sh ip eigrp neighbors
Yes
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

8. What does ripv2 do to prevent routing loops?
DSSS
Ipv6 unicast-routing
Root and designated
Split horizon and holddown timers

9. What 2 features did WPAV1 add to address WEP's weaknesses?
Per frame sequence counters and key mixing using temporal keys.
One to first of many addresses
Ip ospf authentication - ip ospf authentication-key XXXXX
Q933a - cisco and ansi

10. What 3 things are necessary for 2 routers to establish ospf neighborship?
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
Access-class
Rommon

11. What command shows the status of PVC - FECN - BECN
Sh ip eigrp neighbors
Sh frame-relay pvc
Compression - multilink support - authentication
No frame-relay inverse-arp

12. Which two wireless encryption methods are based on RC4?
Used with 6 to 4
TKIP and WEP
Pap and chap
Arp for the host

13. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
Encapsulation mismatch and clock rate issues.
Show arp
1 - 2 - 5.5 - 11
69

14. class c private addresses
192.168.0.0 to 192.168.255.255
Sh frame-relay pvc
Ipv6 unicast-routing
Network

15. At which layer should you begin troubleshooting QOS issues?
Same as ::...same as 0.0.0.0
Remote router's connection to the frame relay switch isn't working
Network
Sh frame-relay pvc

16. IPv6 FC00::/7
Unique local unicast range
One to first of many addresses
20
Point to point

17. What commands create plain-text ospf authentication?
One to many addresses...always start with ff
Examples and documentation
Ripv2 is classless - multicasts - allows authentication
Ip ospf authentication - ip ospf authentication-key XXXXX

18. OSPF hello packets are sent to which address?
Sh flash
224.0.0.5
Highest logical interface IP - then highest configured IP
Operational pvc

19. Which command disables frame-relay inverse arp?
TKIP and WEP
1023
No frame-relay inverse-arp
Highest logical interface IP - then highest configured IP

20. What is the frame relay active state?
Operational pvc
Sh frame-relay pvc
Point to point
Unique local unicast range

21. IPv6 3FFF:FFFF::/32
Operational pvc
120
::1
Examples and documentation

22. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
Leased lines
Sh arp and sh int
23

23. EIGRP summarizes at class boundaries...
Sh ip int [interface]
Arp for the host
Sh frame-relay pvc
By default

24. What does config register 0x2142 do?
By default
Leased lines
Bypass startup config - initial config mode - password recovery
Sh ip ospf interface

25. What command shows the amount of memory being used and whether there is enough room to load a new image?
In the address table and added to the running config
32768
Root and designated
Sh flash

26. IPv6 anycast address
Leased lines
2102
One to first of many addresses
Rommon

27. tcp/udp port for FTP data
53
20
Ipv6 rip <process-name> enable
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

28. What is the LMI DLCI used in Cisco?
Sh vtp status
Ripv2 is classless - multicasts - allows authentication
Examples and documentation
1023

29. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
It should be default-network
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
69

30. What is wrong with this command 'ip default-route 10.1.1.1'?
Link-local unicast range
Sh vtp status
It should be default-network
::1 same as 127.0.0.1

31. IPv6 0:0:0:0:0:0:0:1
Publicly routable addresses
No frame-relay inverse-arp
Sh ip ospf interface
::1 same as 127.0.0.1

32. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Aes-ccmp
Decimal - Hex
23
One

33. Inverse ARP maps a ______ to a ________
DLCI to an IP address
Local router - frame relay WAN
Operational pvc
By default

34. IPv6 2001:0DB8::/32
Point to point
Nonbroadcast multi-access
10.0.0.0 to 10.255.255.255
Examples and documentation

35. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Sh flash
Same subnet
DLCI to an IP address
No frame-relay inverse-arp

36. How long is an IPv6 address?
Private address. Can be routed locally - but not on Internet
128 bits
DSSS
32 bits

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

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38. confreg 2120
Leased lines
Rommon
Highest logical interface IP - then highest configured IP
Show arp

39. Which 2 commands show IP address associated with a MAC address
192.168.0.0 to 192.168.255.255
Sh ip int [interface]
Sh arp and sh int
Root and designated

40. tcp/udp port for DNS
Sh frame-relay pvc
53
Device identifier - address list - port identifier - capabilites list - platform
1544 kbps

41. class b private addresses
Sh frame-relay traffic
172.16.0.0 to 172.31.255.255
10.0.0.0 to 10.255.255.255
25

42. Sticky secure mac addresses are stored...
161
In the address table and added to the running config
No frame-relay inverse-arp
Operational pvc

43. What encryption does WPA2 use
In the address table and added to the running config
Aes-ccmp
192.168.0.0 to 192.168.255.255
FECN - BECN - DE

44. What commands create md5 encrypted ospf authentication?
172.16.0.0 to 172.31.255.255
128 bits
::1
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

45. Does is-is support VLSM?
Yes
Feature capabilities - hardware platform - run location and compression status
Sh ip route eigrp
23

46. What is the frame relay inactive state?

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47. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Same as ::...same as 0.0.0.0
1 - 2 - 5.5 - 11
53
Ip addresses are conserved if vlsm is not used for subnetting

48. Which command shows global frame relay stats since the last router reload?
Ripv2 is classless - multicasts - allows authentication
Arp for the host
DLCI to an IP address
Sh frame-relay traffic

49. tcp/udp port for POP3
100
Per frame sequence counters and key mixing using temporal keys.
Boots to rommon
Yes

50. What command kills telnet session #3?
In the address table and added to the running config
Disconnect 3
Publicly routable addresses
20