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CCNA Updated

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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. Which command assigns an IPv6 address to an interface?
Same subnet
Ipv6 address 2001:0:1:0::2/64 (example)
Link-local unicast range
One

2. tcp/udp port for FTP control
21
TKIP and WEP
One
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

3. Which 2 commands show IP address associated with a MAC address
Multicast range
1544 kbps
Global unicast range
Sh arp and sh int

4. Differences between ripv1 and ripv2
100
Ipv4 address in a mixed environment
To provide routing to a destination not specified in the routing table and is outside the local network
Ripv2 is classless - multicasts - allows authentication

5. IPv6 FE80::/10
Per frame sequence counters and key mixing using temporal keys.
Unique local unicast range
Link-local unicast range
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

6. What is the first action that a host will take when sending data to a host on a different network?
It should be default-network
Arp for the host
Sh flash
Triggered update - split horizon - route poisoning

7. What encryption does WPA2 use
Sh frame-relay pvc
Per frame sequence counters and key mixing using temporal keys.
Aes-ccmp
One to first of many addresses

8. Which command shows global frame relay stats since the last router reload?
69
Disconnect 3
Sh frame-relay traffic
192.168.0.0 to 192.168.255.255

9. What is the order of preference in a routing table?
Unique local unicast range
Compression - multilink support - authentication
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
One to first of many addresses

10. Does is-is support VLSM?
32768
Per frame sequence counters and key mixing using temporal keys.
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
Yes

11. What 2 features did WPAV1 add to address WEP's weaknesses?
Unique local unicast range
Highest logical interface IP - then highest configured IP
Per frame sequence counters and key mixing using temporal keys.
Yes

12. class a private addresses
23
69
10.0.0.0 to 10.255.255.255
Remote router's connection to the frame relay switch isn't working

13. 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
Access-class
Sh flash
120

14. what 3 things can be deduced from the IOS image file name?
No frame-relay inverse-arp
Nonbroadcast multi-access
Feature capabilities - hardware platform - run location and compression status
One to first of many addresses

15. IPv6 link-local address

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16. tcp/udp port for FTP data
Sh ip int [interface]
20
161
Aes-ccmp

17. At which layer should you begin troubleshooting QOS issues?
The address is removed from the pool until the confilct is resolved.
Highest logical interface IP - then highest configured IP
Network
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

18. IPv6 FC00::/7
FECN - BECN - DE
32768
No frame-relay inverse-arp
Unique local unicast range

19. tcp/udp port for SMTP
69
25
Yes
Sh ip ospf interface

20. Which command turns on RIPng for ipv6?
Ipv6 rip <process-name> enable
Ipv4 address in a mixed environment
Ipv6 address 2001:0:1:0::2/64 (example)
Per frame sequence counters and key mixing using temporal keys.

21. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
DLCI to an IP address
Ipv6 rip <process-name> enable
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
Sh ip ospf interface

22. 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
69
Operational pvc
Sh flash

23. name a situation where a static route would be appropriate...
Sh ip route eigrp
Per frame sequence counters and key mixing using temporal keys.
Sh ip int [interface]
To configure a route form an ISP router into a corporate network

24. The frame relay dlci identifies the logical circuit between the ______ and the ______
Network
Local router - frame relay WAN
Aes-ccmp
2000::/3

25. confreg 2142
Decimal - Hex
DLCI to an IP address
FECN - BECN - DE
Ignore nvram (password recovery)

26. what command shows which vtp server updated the switch
Sh vtp status
Destined for a single interface
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
One to first of many addresses

27. Which command disables frame-relay inverse arp?
The address is removed from the pool until the confilct is resolved.
No frame-relay inverse-arp
Rollover
Sh frame-relay pvc

28. What does a frame relay pvc status of inactive indicate?
192.168.0.0 to 192.168.255.255
It should be default-network
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
2000::/3

29. name a situation where a default route would be appropriate...
Only in the address table
To provide routing to a destination not specified in the routing table and is outside the local network
192.168.0.0 to 192.168.255.255
TKIP and WEP

30. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Global unicast range
::1
Root and designated

31. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
FECN - BECN - DE
Sh ip eigrp neighbors
By default
Same subnet

32. What is wrong with this command 'ip default-route 10.1.1.1'?
20
Only in the address table
It should be default-network
Network

33. What is the frame relay deleted state?
TKIP and WEP
No LMI is being received by the switch or there is no service between the CPE and frame switch
Sh ip eigrp neighbors
69

34. IPv6 0:0:0:0:0:0:0:0
FECN - BECN - DE
Same as ::...same as 0.0.0.0
10.0.0.0 to 10.255.255.255
172.16.0.0 to 172.31.255.255

35. What are the three types of congestion notification used by frame relay?
Show frame-relay lmi
Ripv2 is classless - multicasts - allows authentication
Rollover
FECN - BECN - DE

36. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Only in the address table
1544 kbps
Like private ipv4 address - but can't be routed at all
No frame-relay inverse-arp

37. ipv6 global addresses start with ...
Nonbroadcast multi-access
21
::1 same as 127.0.0.1
2000::/3

38. What are the steps in PPP authentication?
Decimal - Hex
192.168.0.0 to 192.168.255.255
Link establishment - optional authentication - network layer protocol
DLCI to an IP address

39. What command is used to debug the ping command?
::1
Unique local unicast range
Debug ip icmp
Pap and chap

40. What commands create md5 encrypted ospf authentication?
Used with 6 to 4
Ipv6 rip <process-name> enable
Rollover
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

41. tcp/udp port for POP3
100
Local router - frame relay WAN
By default
One

42. Which command shows mac addresses of stations connected to switch ports?
Link establishment - optional authentication - network layer protocol
DSSS
Arp for the host
Show arp

43. What is the LMI DLCI used in Cisco?
Encapsulation mismatch and clock rate issues.
1023
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Unique local unicast range

44. Inverse ARP maps a ______ to a ________
Debug ip icmp
DLCI to an IP address
Decimal - Hex
Encapsulation mismatch and clock rate issues.

45. Static secure mac addresses are stored...
Bypass startup config - initial config mode - password recovery
In the address table and added to the running config
One to first of many addresses
Q933a - cisco and ansi

46. Which command suspends a telnet session?
Device identifier - address list - port identifier - capabilites list - platform
To configure a route form an ISP router into a corporate network
Sh ip route eigrp
<ctrl><shift>6 then x

47. IPv6 unicast address
Debug ppp authentication
Destined for a single interface
In the address table and added to the running config
161

48. Which command shows only EIGRP routes?
Device identifier - address list - port identifier - capabilites list - platform
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh ip route eigrp
172.16.0.0 to 172.31.255.255

49. Which features did wpav4 add to address the weaknesses of WEP?
1 -2 - 5.5 - 11
Access-class
One to first of many addresses
Per frame sequence counters and key mixing using temporal keys.

50. What spread spectrum technology does 802.11b use?
172.16.0.0 to 172.31.255.255
DSSS
::1
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

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