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CCNA Updated

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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 information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
One
Multicast range
Destined for a single interface

2. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Point to point
One to first of many addresses
By default

3. What is the default bridge STP priority?
Unique local unicast range
Decimal - Hex
32768
1 -2 - 5.5 - 11

4. What is the first action that a host will take when sending data to a host on a different network?
Same subnet
Per frame sequence counters and key mixing using temporal keys.
Arp for the host
Show arp

5. What sequence of commands creates encrypted eigrp authentication
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Compression - multilink support - 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
By default

6. Which command shows if an acl is applied to an interface?
Ignore nvram (password recovery)
Sh ip int [interface]
Remote router's connection to the frame relay switch isn't working
Sh ip ospf interface

7. IPv6 link-local address

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8. ipv6 global addresses start with ...
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
Destined for a single interface
Sh vtp status
2000::/3

9. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
TKIP and WEP
Examples and documentation
Sh frame-relay pvc
Ip addresses are conserved if vlsm is not used for subnetting

10. IPv6 unicast address
Same subnet
Sh frame-relay traffic
::1
Destined for a single interface

11. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Ipv6 unicast-routing
Nonbroadcast multi-access
Sh ip ospf interface
::1

12. What are the three options for LMI in FR?
Ipv4 address in a mixed environment
Sh frame-relay map
Local router - frame relay WAN
Q933a - cisco and ansi

13. Which command shows global frame relay stats since the last router reload?
One to many addresses...always start with ff
Bypass startup config - initial config mode - password recovery
Sh frame-relay traffic
192.168.0.0 to 192.168.255.255

14. What command is used to debug the ping command?
32768
Examples and documentation
Debug ip icmp
Multicast range

15. tcp/udp port for FTP control
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
Bypass startup config - initial config mode - password recovery
23
21

16. What spread spectrum technology does 802.11b use?
DSSS
Decimal - Hex
Bypass startup config - initial config mode - password recovery
32768

17. What are the steps in PPP authentication?
Link establishment - optional authentication - network layer protocol
1544 kbps
It should be default-network
Access-class

18. What are the three types of congestion notification used by frame relay?
FECN - BECN - DE
32768
Ipv6 unicast-routing
Highest logical interface IP - then highest configured IP

19. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Sh frame-relay traffic
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Publicly routable addresses

20. What rule does dhcp use when an IP address conflict is detected?
The address is removed from the pool until the confilct is resolved.
2000::/3
In the address table and added to the running config
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

21. Which command suspends a telnet session?
Show frame-relay lmi
Ipv4 address in a mixed environment
No frame-relay inverse-arp
<ctrl><shift>6 then x

22. class c private addresses
Only in the address table
The address is removed from the pool until the confilct is resolved.
No frame-relay inverse-arp
192.168.0.0 to 192.168.255.255

23. What is the default configuration register setting?
Ipv6 address 2001:0:1:0::2/64 (example)
2102
Network
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

24. IPv6 0:0:0:0:0:0:0:0
0
10.0.0.0 to 10.255.255.255
Same as ::...same as 0.0.0.0
FECN - BECN - DE

25. Which command shows pvc mappings between the router and the frame switch?
Boots to rommon
Sh frame-relay pvc
192.168.0.0 to 192.168.255.255
Ignore nvram (password recovery)

26. How does ripv2 respond to topology changes?
Triggered update - split horizon - route poisoning
Global unicast range
Show arp
Disconnect 3

27. Which command shows only EIGRP routes?
Point to point
Sh ip route eigrp
DSSS
Sh frame-relay pvc

28. What commands create md5 encrypted ospf authentication?
Feature capabilities - hardware platform - run location and compression status
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Destined for a single interface
Nonbroadcast multi-access

29. IPv6 3FFF:FFFF::/32
Examples and documentation
Link-local unicast range
Sh ip int [interface]
Sh frame-relay pvc

30. By default - FR is classified as what type of physical network?
To configure a route form an ISP router into a corporate network
Debug ppp authentication
Nonbroadcast multi-access
Multicast range

31. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Sh ip route eigrp
FECN - BECN - DE
Boots to rommon

32. what command shows which vtp server updated the switch
TKIP and WEP
Decimal - Hex
Sh vtp status
Local router - frame relay WAN

33. At which layer should you begin troubleshooting QOS issues?
161
One
Network
224.0.0.5

34. IPv6 2001:0DB8::/32
Examples and documentation
Link-local unicast range
32768
Per frame sequence counters and key mixing using temporal keys.

35. tcp/udp port for POP3
Sh frame-relay traffic
Split horizon and holddown timers
Ipv4 address in a mixed environment
100

36. Name 2 reasons a serial connection can be in an up/down status?
By default
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
::1
Encapsulation mismatch and clock rate issues.

37. Which command assigns an IPv6 address to an interface?
Sh vtp status
1 -2 - 5.5 - 11
Ipv6 address 2001:0:1:0::2/64 (example)
Sh frame-relay traffic

38. class a private addresses
One
10.0.0.0 to 10.255.255.255
Operational pvc
20

39. What 2 features did WPAV1 add to address WEP's weaknesses?
TKIP and WEP
By default
Per frame sequence counters and key mixing using temporal keys.
0

40. Which command disables frame-relay inverse arp?
Same as ::...same as 0.0.0.0
Link-local unicast range
Ip addresses are conserved if vlsm is not used for subnetting
No frame-relay inverse-arp

41. OSPF hello packets are sent to which address?
::1 same as 127.0.0.1
224.0.0.5
Private address. Can be routed locally - but not on Internet
Destined for a single interface

42. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Examples and documentation
1 - 2 - 5.5 - 11
Destined for a single interface
Same subnet

43. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh ip ospf interface
Sh flash
32768
192.168.0.0 to 192.168.255.255

44. What command kills telnet session #3?
Link establishment - optional authentication - network layer protocol
Sh frame-relay pvc
Per frame sequence counters and key mixing using temporal keys.
Disconnect 3

45. name a situation where a default route would be appropriate...
Only in the address table
Aes-ccmp
To provide routing to a destination not specified in the routing table and is outside the local network
Examples and documentation

46. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
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 frame-relay map
224.0.0.5
Decimal - Hex

47. IPv6 FE80::/10
Link-local unicast range
1 -2 - 5.5 - 11
Network
Sh frame-relay traffic

48. Which command turns on IPv6 routing?
Unique local unicast range
Pap and chap
Ip ospf authentication - ip ospf authentication-key XXXXX
Ipv6 unicast-routing

49. Which command turns on RIPng for ipv6?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
53
1544 kbps
Ipv6 rip <process-name> enable

50. IPv6 FC00::/7
Sh ip eigrp neighbors
Unique local unicast range
One to many addresses...always start with ff
DSSS