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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 are the two ppp authentication methods?
Triggered update - split horizon - route poisoning
Sh frame-relay pvc
Pap and chap
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

2. class c private addresses
Boots to rommon
DLCI to an IP address
Examples and documentation
192.168.0.0 to 192.168.255.255

3. What does ripv2 do to prevent routing loops?
Split horizon and holddown timers
Point to point
Arp for the host
Ipv6 address 2001:0:1:0::2/64 (example)

4. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Sh frame-relay traffic
It should be default-network
Multicast range
1544 kbps

5. What sequence of commands creates encrypted eigrp authentication
25
1544 kbps
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
Ripv2 is classless - multicasts - allows authentication

6. How does ripv2 respond to topology changes?
Boots to rommon
Triggered update - split horizon - route poisoning
Operational pvc
Point to point

7. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Boots to rommon
53
One
No frame-relay inverse-arp

8. Which command turns on IPv6 routing?
Ipv6 unicast-routing
0
Link-local unicast range
20

9. IPv6 link-local address

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10. What does config register 0x2142 do?
100
Bypass startup config - initial config mode - password recovery
To configure a route form an ISP router into a corporate network
Compression - multilink support - authentication

11. OSPF hello packets are sent to which address?
224.0.0.5
Highest logical interface IP - then highest configured IP
By default
Remote router's connection to the frame relay switch isn't working

12. IPv6 multicast address
Access-class
::1
One to many addresses...always start with ff
Decimal - Hex

13. What commands create plain-text ospf authentication?
Network
2000::/3
Ip addresses are conserved if vlsm is not used for subnetting
Ip ospf authentication - ip ospf authentication-key XXXXX

14. By default - FR is classified as what type of physical network?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Decimal - Hex
Nonbroadcast multi-access
One

15. IPv6 2002::/16
To provide routing to a destination not specified in the routing table and is outside the local network
Ignore nvram (password recovery)
Used with 6 to 4
192.168.0.0 to 192.168.255.255

16. What does a frame relay pvc status of inactive indicate?
Ip addresses are conserved if vlsm is not used for subnetting
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
120
Ip ospf authentication - ip ospf authentication-key XXXXX

17. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
1 -2 - 5.5 - 11
Sh ip eigrp neighbors
2000::/3
By default

18. tcp/udp port for SMTP
Ip addresses are conserved if vlsm is not used for subnetting
It should be default-network
1 - 2 - 5.5 - 11
25

19. tcp/udp port for SNMP
Show arp
161
Same as ::...same as 0.0.0.0
TKIP and WEP

20. Which command assigns an IPv6 address to an interface?
In the address table and added to the running config
By default
Ipv6 address 2001:0:1:0::2/64 (example)
One

21. What are the three options for LMI in FR?
Q933a - cisco and ansi
Show arp
Aes-ccmp
Remote router's connection to the frame relay switch isn't working

22. What is the ipv6 loopback address?
To configure a route form an ISP router into a corporate network
Ipv4 address in a mixed environment
No frame-relay inverse-arp
::1

23. name a situation where a static route would be appropriate...
::1 same as 127.0.0.1
128 bits
To configure a route form an ISP router into a corporate network
Sh frame-relay pvc

24. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
Leased lines
10.0.0.0 to 10.255.255.255
21

25. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Examples and documentation
FECN - BECN - DE
Sh frame-relay map
Sh frame-relay pvc

26. What rule does dhcp use when an IP address conflict is detected?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh frame-relay map
Sh vtp status
The address is removed from the pool until the confilct is resolved.

27. name a situation where a default route would be appropriate...
Network
Arp for the host
21
To provide routing to a destination not specified in the routing table and is outside the local network

28. IPv6 unicast address
Destined for a single interface
10 seconds with every 6th message being a full status message
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Local router - frame relay WAN

29. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Sh frame-relay map
Sh vtp status
Sh flash

30. What is the command to use an ACL for VTY access
Remote router's connection to the frame relay switch isn't working
Access-class
Ignore nvram (password recovery)
69

31. udp port for DNS
In the address table and added to the running config
161
Used with 6 to 4
53

32. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
Compression - multilink support - authentication
By default
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

33. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
By default
FECN - BECN - DE
Sh vtp status

34. What are the three types of congestion notification used by frame relay?
FECN - BECN - DE
Ipv6 unicast-routing
Sh frame-relay pvc
161

35. How long is an IPv6 address?
128 bits
Access-class
Device identifier - address list - port identifier - capabilites list - platform
Examples and documentation

36. EIGRP summarizes at class boundaries...
By default
Like private ipv4 address - but can't be routed at all
21
Sh frame-relay traffic

37. What 4 things are necessary for 2 routers to form an eigrp relationship?
Sh frame-relay pvc
Disconnect 3
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
::1

38. Which command shows mac addresses of stations connected to switch ports?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Show arp
Sh ip int [interface]
Ipv4 address in a mixed environment

39. IPv6 FE80::/10
Link-local unicast range
In the address table and added to the running config
Ipv4 address in a mixed environment
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

40. Which features did wpav4 add to address the weaknesses of WEP?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Per frame sequence counters and key mixing using temporal keys.
In the address table and added to the running config
::1 same as 127.0.0.1

41. Dynamic secure mac addresses are stored...
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
Point to point
Only in the address table

42. What command shows the amount of memory being used and whether there is enough room to load a new image?
No frame-relay inverse-arp
Ipv4 address in a mixed environment
Sh flash
DSSS

43. Which command suspends a telnet session?
23
<ctrl><shift>6 then x
Publicly routable addresses
Device identifier - address list - port identifier - capabilites list - platform

44. What does config register 0x2100 do?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh arp and sh int
10 seconds with every 6th message being a full status message
Boots to rommon

45. tcp/udp port for telnet
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
<ctrl><shift>6 then x
No frame-relay inverse-arp
23

46. Which command shows global frame relay stats since the last router reload?
Rommon
Sh frame-relay traffic
Sh ip route eigrp
Pap and chap

47. IPv6 FC00::/7
<ctrl><shift>6 then x
Unique local unicast range
Sh frame-relay pvc
Network

48. What are the steps in PPP authentication?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Private address. Can be routed locally - but not on Internet
Link establishment - optional authentication - network layer protocol
To configure a route form an ISP router into a corporate network

49. What is the frame relay active state?
Sh vtp status
Operational pvc
1 - 2 - 5.5 - 11
Examples and documentation

50. Which command shows frame relay status and keep-alive information?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
::1
Show frame-relay lmi
Sh frame-relay pvc