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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 3 things are necessary for 2 routers to establish ospf neighborship?
Feature capabilities - hardware platform - run location and compression status
0
Ipv6 unicast-routing
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

2. What command shows the status of PVC - FECN - BECN
Ip ospf authentication - ip ospf authentication-key XXXXX
Boots to rommon
::1
Sh frame-relay pvc

3. What is the frame relay active state?
No frame-relay inverse-arp
::1 same as 127.0.0.1
Debug ppp authentication
Operational pvc

4. Which command disables frame-relay inverse arp?
Point to point
No frame-relay inverse-arp
Rollover
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

5. confreg 2120
Compression - multilink support - authentication
172.16.0.0 to 172.31.255.255
Rommon
69

6. class b private addresses
32768
10 seconds with every 6th message being a full status message
Sh ip route eigrp
172.16.0.0 to 172.31.255.255

7. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Show frame-relay lmi
10 seconds with every 6th message being a full status message
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh ip ospf interface

8. IPv6 FC00::/7
Sh flash
Unique local unicast range
2102
Remote router's connection to the frame relay switch isn't working

9. udp port for DNS
224.0.0.5
One to many addresses...always start with ff
The address is removed from the pool until the confilct is resolved.
53

10. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Ip ospf authentication - ip ospf authentication-key XXXXX
Link establishment - optional authentication - network layer protocol
<ctrl><shift>6 then x
Ip addresses are conserved if vlsm is not used for subnetting

11. What type of frame subinterface do you use for hub and spoke?
Point to point
Show frame-relay lmi
161
Show frame-relay lmi

12. What are the two ppp authentication methods?
Like private ipv4 address - but can't be routed at all
Q933a - cisco and ansi
Per frame sequence counters and key mixing using temporal keys.
Pap and chap

13. IPv6 2002::/16
Global unicast range
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
1023
Used with 6 to 4

14. What does ripv2 do to prevent routing loops?
Ipv6 address 2001:0:1:0::2/64 (example)
Split horizon and holddown timers
FECN - BECN - DE
Rommon

15. IPv6 FF00::/8
Multicast range
Like private ipv4 address - but can't be routed at all
Sh ip eigrp neighbors
FECN - BECN - DE

16. Which command shows pvc mappings between the router and the frame switch?
10 seconds with every 6th message being a full status message
Sh frame-relay pvc
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
0

17. What encryption does WPA2 use
Aes-ccmp
The address is removed from the pool until the confilct is resolved.
Highest logical interface IP - then highest configured IP
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

18. what command shows which vtp server updated the switch
69
Remote router's connection to the frame relay switch isn't working
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh vtp status

19. Differences between ripv1 and ripv2
120
Sh ip route eigrp
Q933a - cisco and ansi
Ripv2 is classless - multicasts - allows authentication

20. How does ripv2 respond to topology changes?
Nonbroadcast multi-access
Triggered update - split horizon - route poisoning
Sh ip ospf interface
192.168.0.0 to 192.168.255.255

21. What information is supplied by CDP? (5)
Like private ipv4 address - but can't be routed at all
128 bits
Device identifier - address list - port identifier - capabilites list - platform
Ignore nvram (password recovery)

22. What is the default configuration register setting?
The address is removed from the pool until the confilct is resolved.
Sh ip route eigrp
2102
Sh frame-relay traffic

23. What can you utilize by using PPP layer 2 encapsulation?
Compression - multilink support - authentication
Local router - frame relay WAN
Examples and documentation
::1 same as 127.0.0.1

24. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Arp for the host
Same subnet
Multicast range

25. EIGRP summarizes at class boundaries...
By default
Disconnect 3
TKIP and WEP
DLCI to an IP address

26. Which command shows if an acl is applied to an interface?
DLCI to an IP address
Network
Sh ip int [interface]
128 bits

27. What are the three options for LMI in FR?
Device identifier - address list - port identifier - capabilites list - platform
Ipv4 address in a mixed environment
Operational pvc
Q933a - cisco and ansi

28. tcp/udp port for POP3
Only in the address table
Link-local unicast range
Aes-ccmp
100

29. Which command shows pvc mappings between the router and the frame switch?
Show arp
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh frame-relay pvc
Ip addresses are conserved if vlsm is not used for subnetting

30. Which command shows global frame relay stats since the last router reload?
Link-local unicast range
Sh frame-relay traffic
TKIP and WEP
0

31. What commands create md5 encrypted ospf authentication?
Show frame-relay lmi
Ipv6 address 2001:0:1:0::2/64 (example)
Remote router's connection to the frame relay switch isn't working
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

32. IPv6 0:0:0:0:0:0:0:1
Sh ip ospf interface
Yes
::1 same as 127.0.0.1
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

33. tcp/udp port for SMTP
25
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh arp and sh int
Show frame-relay lmi

34. What is the default AD for RIP
::1 same as 127.0.0.1
Sh frame-relay pvc
Per frame sequence counters and key mixing using temporal keys.
120

35. 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
Sh flash
21
Feature capabilities - hardware platform - run location and compression status

36. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
Arp for the host
The address is removed from the pool until the confilct is resolved.
2000::/3

37. The frame relay dlci identifies the logical circuit between the ______ and the ______
Sh ip route eigrp
No frame-relay inverse-arp
100
Local router - frame relay WAN

38. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
<ctrl><shift>6 then x
Link establishment - optional authentication - network layer protocol
Compression - multilink support - authentication

39. IPv6 3FFF:FFFF::/32
224.0.0.5
Examples and documentation
Show arp
1544 kbps

40. What spread spectrum technology does 802.11b use?
Yes
Operational pvc
DSSS
69

41. IPv6 2000::/3
Device identifier - address list - port identifier - capabilites list - platform
Global unicast range
Local router - frame relay WAN
2102

42. Does is-is support VLSM?
Operational pvc
Yes
Access-class
Local router - frame relay WAN

43. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Decimal - Hex
Point to point
Multicast range
To provide routing to a destination not specified in the routing table and is outside the local network

44. class c private addresses
Only in the address table
Sh ip eigrp neighbors
192.168.0.0 to 192.168.255.255
1544 kbps

45. What is the LMI DLCI used in ANSI?
Sh frame-relay map
Split horizon and holddown timers
0
Pap and chap

46. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
Bypass startup config - initial config mode - password recovery
Only in the address table
<ctrl><shift>6 then x

47. Which command disables frame-relay inverse arp?
100
DLCI to an IP address
No frame-relay inverse-arp
Network

48. Which command assigns an IPv6 address to an interface?
::1
1544 kbps
Show frame-relay lmi
Ipv6 address 2001:0:1:0::2/64 (example)

49. IPv6 anycast address
One to first of many addresses
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
Examples and documentation
Sh ip int [interface]

50. OSPF hello packets are sent to which address?
Same as ::...same as 0.0.0.0
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
224.0.0.5
Examples and documentation