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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 speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
1 - 2 - 5.5 - 11
Used with 6 to 4
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

2. Does is-is support VLSM?
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
Yes
Used with 6 to 4
69

3. IPv6 2002::/16
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Compression - multilink support - authentication
Used with 6 to 4
It should be default-network

4. What is the default configuration register setting?
2102
20
No LMI is being received by the switch or there is no service between the CPE and frame switch
Sh frame-relay map

5. How often do LMI messages flow?
Local router - frame relay WAN
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
10 seconds with every 6th message being a full status message
Feature capabilities - hardware platform - run location and compression status

6. tcp/udp port for SMTP
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
Bypass startup config - initial config mode - password recovery
Sh frame-relay map

7. IPv6 unique local address
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Point to point
Private address. Can be routed locally - but not on Internet

8. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
Debug ppp authentication
Point to point
Split horizon and holddown timers

9. What command displays the CHAP authentication process in real time?
Examples and documentation
Debug ppp authentication
Private address. Can be routed locally - but not on Internet
It should be default-network

10. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Q933a - cisco and ansi
Decimal - Hex
Publicly routable addresses
224.0.0.5

11. What does config register 0x2142 do?
Device identifier - address list - port identifier - capabilites list - platform
Bypass startup config - initial config mode - password recovery
100
Disconnect 3

12. What does config register 0x2100 do?
Link establishment - optional authentication - network layer protocol
Boots to rommon
Device identifier - address list - port identifier - capabilites list - platform
1544 kbps

13. Which command shows frame relay status and keep-alive information?
Sh ip route eigrp
Per frame sequence counters and key mixing using temporal keys.
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Show frame-relay lmi

14. What encryption does WPA2 use
1 -2 - 5.5 - 11
Aes-ccmp
Sh frame-relay pvc
Sh ip route eigrp

15. 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
Sh frame-relay traffic
Q933a - cisco and ansi
Triggered update - split horizon - route poisoning

16. Which command shows if an acl is applied to an interface?
Compression - multilink support - authentication
Sh vtp status
Ipv6 address 2001:0:1:0::2/64 (example)
Sh ip int [interface]

17. Which 2 port roles forward traffic under 802.1w standard?
172.16.0.0 to 172.31.255.255
Root and designated
Highest logical interface IP - then highest configured IP
32 bits

18. What is the ipv6 loopback adddress?
DLCI to an IP address
::1
Sh arp and sh int
Aes-ccmp

19. Dynamic secure mac addresses are stored...
Sh frame-relay traffic
It should be default-network
The address is removed from the pool until the confilct is resolved.
Only in the address table

20. What type of frame subinterface do you use for hub and spoke?
Ignore nvram (password recovery)
1 - 2 - 5.5 - 11
Point to point
Sh frame-relay pvc

21. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
In the address table and added to the running config
Ip addresses are conserved if vlsm is not used for subnetting
Sh frame-relay pvc
53

22. IPv6 FF00::/8
128 bits
Multicast range
Sh frame-relay pvc
53

23. At which layer should you begin troubleshooting QOS issues?
Same as ::...same as 0.0.0.0
172.16.0.0 to 172.31.255.255
Network
Operational pvc

24. What rule does dhcp use when an IP address conflict is detected?
53
To provide routing to a destination not specified in the routing table and is outside the local network
In the address table and added to the running config
The address is removed from the pool until the confilct is resolved.

25. Inverse ARP maps a ______ to a ________
Point to point
Sh vtp status
DLCI to an IP address
Rommon

26. How does ripv2 respond to topology changes?
Aes-ccmp
Triggered update - split horizon - route poisoning
2000::/3
Operational pvc

27. confreg 2142
Like private ipv4 address - but can't be routed at all
100
Q933a - cisco and ansi
Ignore nvram (password recovery)

28. IPv6 FE80::/10
Sh frame-relay pvc
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Link-local unicast range
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

29. What is the default bridge STP priority?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
32768
25
1023

30. Differences between ripv1 and ripv2
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
Ripv2 is classless - multicasts - allows authentication
Unique local unicast range
Global unicast range

31. What can you utilize by using PPP layer 2 encapsulation?
Triggered update - split horizon - route poisoning
Compression - multilink support - authentication
Rommon
10 seconds with every 6th message being a full status message

32. Which command shows mac addresses of stations connected to switch ports?
Show arp
Sh ip int [interface]
Yes
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

33. IPv6 0:0:0:0:0:0:0:0
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Same as ::...same as 0.0.0.0
0
Local router - frame relay WAN

34. What is the default AD for RIP
10 seconds with every 6th message being a full status message
161
120
One to first of many addresses

35. name a situation where a static route would be appropriate...
To provide routing to a destination not specified in the routing table and is outside the local network
No frame-relay inverse-arp
Ipv6 address 2001:0:1:0::2/64 (example)
To configure a route form an ISP router into a corporate network

36. IPv6 3FFF:FFFF::/32
Device identifier - address list - port identifier - capabilites list - platform
Triggered update - split horizon - route poisoning
Examples and documentation
Arp for the host

37. How long is an IPv4 address?
Sh ip ospf interface
Highest logical interface IP - then highest configured IP
Remote router's connection to the frame relay switch isn't working
32 bits

38. IPv6 FC00::/7
Aes-ccmp
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Device identifier - address list - port identifier - capabilites list - platform
Unique local unicast range

39. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
1 -2 - 5.5 - 11
120
FECN - BECN - DE

40. Which command shows frame relay status and keep-alive information?
Boots to rommon
No frame-relay inverse-arp
Show frame-relay lmi
Unique local unicast range

41. Which command shows global frame relay stats since the last router reload?
25
Sh frame-relay traffic
Same as ::...same as 0.0.0.0
Debug ip icmp

42. What is the order of preference in a routing table?
One to many addresses...always start with ff
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Ipv4 address in a mixed environment
Like private ipv4 address - but can't be routed at all

43. What is the LMI DLCI used in ANSI?
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
0
10.0.0.0 to 10.255.255.255
Sh vtp status

44. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
Split horizon and holddown timers
The address is removed from the pool until the confilct is resolved.
Sh ip int [interface]

45. What sequence of commands creates encrypted eigrp authentication
One to many addresses...always start with ff
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
To provide routing to a destination not specified in the routing table and is outside the local network
Sh frame-relay traffic

46. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Same as ::...same as 0.0.0.0
172.16.0.0 to 172.31.255.255
1544 kbps
Ip addresses are conserved if vlsm is not used for subnetting

47. What is the frame relay active state?
Ipv6 unicast-routing
Debug ip icmp
Root and designated
Operational pvc

48. What commands create plain-text ospf authentication?
172.16.0.0 to 172.31.255.255
Ip ospf authentication - ip ospf authentication-key XXXXX
Root and designated
Triggered update - split horizon - route poisoning

49. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Ip ospf authentication - ip ospf authentication-key XXXXX
To configure a route form an ISP router into a corporate network
Same subnet
Link establishment - optional authentication - network layer protocol

50. How long is an IPv6 address?
10.0.0.0 to 10.255.255.255
Decimal - Hex
Examples and documentation
128 bits