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CCNA Updated

Instructions:

Answer 50 questions in 15 minutes.
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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. udp port for DNS
Point to point
Rommon
23
53

2. What encryption does WPA2 use
Sh ip int [interface]
Encapsulation mismatch and clock rate issues.
2000::/3
Aes-ccmp

3. What is the ipv6 loopback address?
32768
Destined for a single interface
::1
Triggered update - split horizon - route poisoning

4. What 2 features did WPAV1 add to address WEP's weaknesses?
224.0.0.5
The address is removed from the pool until the confilct is resolved.
Per frame sequence counters and key mixing using temporal keys.
DSSS

5. IPv6 global unicast addresses
Publicly routable addresses
Decimal - Hex
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
The address is removed from the pool until the confilct is resolved.

6. tcp/udp port for SNMP
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Boots to rommon
Sh ip eigrp neighbors
161

7. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
::1
100
DLCI to an IP address

8. Static secure mac addresses are stored...
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
FECN - BECN - DE
Boots to rommon
In the address table and added to the running config

9. What is wrong with this command 'ip default-route 10.1.1.1'?
Sh frame-relay pvc
Rollover
It should be default-network
Root and designated

10. What spread spectrum technology does 802.11b use?
DSSS
Yes
Unique local unicast range
20

11. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Sh vtp status
1 -2 - 5.5 - 11
Sh frame-relay traffic
23

12. IPv6 FE80::/10
Link establishment - optional authentication - network layer protocol
Private address. Can be routed locally - but not on Internet
Link-local unicast range
Aes-ccmp

13. Which command shows pvc mappings between the router and the frame switch?
Like private ipv4 address - but can't be routed at all
Sh frame-relay pvc
Q933a - cisco and ansi
One to first of many addresses

14. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
69
Split horizon and holddown timers
1544 kbps
2102

15. 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
25
Sh vtp status
1544 kbps

16. ipv6 global addresses start with ...
Sh ip ospf interface
2000::/3
224.0.0.5
Per frame sequence counters and key mixing using temporal keys.

17. IPv6 2002::/16
23
Used with 6 to 4
In the address table and added to the running config
Triggered update - split horizon - route poisoning

18. What does ripv2 do to prevent routing loops?
Destined for a single interface
Split horizon and holddown timers
Point to point
100

19. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
::1
One
Encapsulation mismatch and clock rate issues.
53

20. What does config register 0x2142 do?
172.16.0.0 to 172.31.255.255
Unique local unicast range
Bypass startup config - initial config mode - password recovery
Sh ip route eigrp

21. confreg 2142
10.0.0.0 to 10.255.255.255
Ignore nvram (password recovery)
One to many addresses...always start with ff
Sh frame-relay pvc

22. Which features did wpav4 add to address the weaknesses of WEP?
Debug ppp authentication
Per frame sequence counters and key mixing using temporal keys.
Sh ip int [interface]
Operational pvc

23. Which command turns on IPv6 routing?
Ipv6 unicast-routing
Link-local unicast range
Debug ppp authentication
Same as ::...same as 0.0.0.0

24. tcp/udp port for POP3
By default
100
Point to point
Pap and chap

25. tcp/udp port for FTP data
Arp for the host
Examples and documentation
20
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

26. What are the two ppp authentication methods?
Disconnect 3
Pap and chap
Unique local unicast range
Ipv6 rip <process-name> enable

27. Which two wireless encryption methods are based on RC4?
128 bits
TKIP and WEP
The address is removed from the pool until the confilct is resolved.
Compression - multilink support - authentication

28. What type of frame subinterface do you use for hub and spoke?
Sh frame-relay pvc
Point to point
Yes
69

29. What command shows the status of PVC - FECN - BECN
Sh flash
Sh arp and sh int
Rollover
Sh frame-relay pvc

30. What criteria does OSPF use to determine RID?
Q933a - cisco and ansi
Global unicast range
23
Highest logical interface IP - then highest configured IP

31. what command shows which vtp server updated the switch
Sh vtp status
Destined for a single interface
Ipv6 unicast-routing
69

32. What type of cable connects the router's aux port to a modem?
One
Like private ipv4 address - but can't be routed at all
Rollover
Decimal - Hex

33. Which command shows frame relay status and keep-alive information?
Boots to rommon
Sh ip int [interface]
Show frame-relay lmi
Ipv6 address 2001:0:1:0::2/64 (example)

34. Inverse ARP maps a ______ to a ________
::1
DLCI to an IP address
Point to point
No LMI is being received by the switch or there is no service between the CPE and frame switch

35. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Nonbroadcast multi-access
53
Per frame sequence counters and key mixing using temporal keys.

36. How often do LMI messages flow?
Sh frame-relay pvc
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
10 seconds with every 6th message being a full status message
224.0.0.5

37. At which layer should you begin troubleshooting QOS issues?
No frame-relay inverse-arp
Network
0
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

38. IPv6 0:0:0:0:0:0:0:1
::1 same as 127.0.0.1
2102
Ip ospf authentication - ip ospf authentication-key XXXXX
Bypass startup config - initial config mode - password recovery

39. What does a frame relay pvc status of inactive indicate?
Network
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Used with 6 to 4
20

40. EIGRP summarizes at class boundaries...
Like private ipv4 address - but can't be routed at all
By default
In the address table and added to the running config
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

41. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Same subnet
Encapsulation mismatch and clock rate issues.
No frame-relay inverse-arp

42. IPv6 FF00::/8
128 bits
Ip ospf authentication - ip ospf authentication-key XXXXX
Multicast range
Unique local unicast range

43. IPv6 3FFF:FFFF::/32
32 bits
Encapsulation mismatch and clock rate issues.
Leased lines
Examples and documentation

44. Sticky secure mac addresses are stored...
No frame-relay inverse-arp
Sh vtp status
Sh frame-relay map
In the address table and added to the running config

45. What is the default AD for RIP
DSSS
120
Debug ip icmp
2000::/3

46. Which command shows frame relay status and keep-alive information?
Ignore nvram (password recovery)
To provide routing to a destination not specified in the routing table and is outside the local network
Arp for the host
Show frame-relay lmi

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

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48. tcp/udp port for TFTP
Local router - frame relay WAN
Sh ip route eigrp
172.16.0.0 to 172.31.255.255
69

49. class a private addresses
Used with 6 to 4
10.0.0.0 to 10.255.255.255
Private address. Can be routed locally - but not on Internet
Destined for a single interface

50. What is the LMI DLCI used in ANSI?
0
Arp for the host
Debug ip icmp
Debug ppp authentication