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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. Which features did wpav4 add to address the weaknesses of WEP?
Sh frame-relay pvc
Per frame sequence counters and key mixing using temporal keys.
10.0.0.0 to 10.255.255.255
Show frame-relay lmi

2. What criteria does OSPF use to determine RID?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Highest logical interface IP - then highest configured IP
One to first of many addresses
1023

3. What commands create md5 encrypted ospf authentication?
In the address table and added to the running config
Examples and documentation
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
100

4. Which command shows mac addresses of stations connected to switch ports?
Private address. Can be routed locally - but not on Internet
Show arp
Per frame sequence counters and key mixing using temporal keys.
Ip addresses are conserved if vlsm is not used for subnetting

5. Which command shows global frame relay stats since the last router reload?
1 - 2 - 5.5 - 11
Sh frame-relay traffic
Sh ip int [interface]
120

6. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Point to point
Global unicast range
Show frame-relay lmi

7. ipv6 global addresses start with ...
2000::/3
Show frame-relay lmi
Point to point
Sh ip int [interface]

8. Which command shows global frame relay stats since the last router reload?
Bypass startup config - initial config mode - password recovery
21
No frame-relay inverse-arp
Sh frame-relay traffic

9. Frame relay point to point interfaces emulate _______
Local router - frame relay WAN
Leased lines
Debug ppp authentication
Sh ip int [interface]

10. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
100
21
Triggered update - split horizon - route poisoning

11. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
20
Sh frame-relay map
Device identifier - address list - port identifier - capabilites list - platform

12. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
2000::/3
TKIP and WEP
::1 same as 127.0.0.1

13. At which layer should you begin troubleshooting QOS issues?
Per frame sequence counters and key mixing using temporal keys.
Network
Ipv4 address in a mixed environment
Remote router's connection to the frame relay switch isn't working

14. What does config register 0x2100 do?
Ip ospf authentication - ip ospf authentication-key XXXXX
Same as ::...same as 0.0.0.0
Boots to rommon
Sh frame-relay traffic

15. EIGRP summarizes at class boundaries...
Sh flash
Global unicast range
1 - 2 - 5.5 - 11
By default

16. What are the two ppp authentication methods?
::1
Used with 6 to 4
No frame-relay inverse-arp
Pap and chap

17. What are the three types of congestion notification used by frame relay?
No frame-relay inverse-arp
Link-local unicast range
FECN - BECN - DE
Ip addresses are conserved if vlsm is not used for subnetting

18. Inverse ARP maps a ______ to a ________
DLCI to an IP address
One to many addresses...always start with ff
Decimal - Hex
Remote router's connection to the frame relay switch isn't working

19. Does is-is support VLSM?
In the address table and added to the running config
Yes
21
Destined for a single interface

20. What sequence of commands creates encrypted eigrp authentication
Highest logical interface IP - then highest configured IP
2102
Private address. Can be routed locally - but not on Internet
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

21. What is the LMI DLCI used in Cisco?
Sh frame-relay traffic
100
Used with 6 to 4
1023

22. What command kills telnet session #3?
Rommon
Link establishment - optional authentication - network layer protocol
Access-class
Disconnect 3

23. tcp/udp port for SNMP
Yes
Sh flash
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
161

24. Sticky secure mac addresses are stored...
Sh frame-relay pvc
The address is removed from the pool until the confilct is resolved.
Sh frame-relay traffic
In the address table and added to the running config

25. What is the default AD for RIP
::1
Disconnect 3
120
Global unicast range

26. What is the first action that a host will take when sending data to a host on a different network?
1544 kbps
Ip ospf authentication - ip ospf authentication-key XXXXX
Arp for the host
192.168.0.0 to 192.168.255.255

27. What spread spectrum technology does 802.11b use?
DSSS
Sh ip int [interface]
Sh ip eigrp neighbors
Sh frame-relay map

28. Name 2 reasons a serial connection can be in an up/down status?
Multicast range
161
Encapsulation mismatch and clock rate issues.
Same as ::...same as 0.0.0.0

29. OSPF hello packets are sent to which address?
Per frame sequence counters and key mixing using temporal keys.
Device identifier - address list - port identifier - capabilites list - platform
224.0.0.5
Yes

30. What does config register 0x2142 do?
1023
Yes
Bypass startup config - initial config mode - password recovery
TKIP and WEP

31. IPv6 FF00::/8
20
No frame-relay inverse-arp
It should be default-network
Multicast range

32. Which command shows only EIGRP routes?
One to many addresses...always start with ff
Highest logical interface IP - then highest configured IP
Sh ip route eigrp
Ipv6 rip <process-name> enable

33. class b private addresses
172.16.0.0 to 172.31.255.255
Sh flash
Show frame-relay lmi
Remote router's connection to the frame relay switch isn't working

34. udp port for DNS
Rommon
53
Only in the address table
1023

35. IPv6 global unicast addresses
In the address table and added to the running config
Sh frame-relay traffic
Publicly routable addresses
23

36. What are the steps in PPP authentication?
Destined for a single interface
Device identifier - address list - port identifier - capabilites list - platform
Show frame-relay lmi
Link establishment - optional authentication - network layer protocol

37. How long is an IPv4 address?
Ip ospf authentication - ip ospf authentication-key XXXXX
Disconnect 3
Examples and documentation
32 bits

38. What 2 features did WPAV1 add to address WEP's weaknesses?
Aes-ccmp
Sh vtp status
Per frame sequence counters and key mixing using temporal keys.
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

39. tcp/udp port for SMTP
25
Device identifier - address list - port identifier - capabilites list - platform
Aes-ccmp
Ipv6 rip <process-name> enable

40. IPv6 link-local address

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41. tcp/udp port for DNS
53
Unique local unicast range
Triggered update - split horizon - route poisoning
Compression - multilink support - authentication

42. IPv6 FC00::/7
Unique local unicast range
Root and designated
172.16.0.0 to 172.31.255.255
Rommon

43. IPv6 unicast address
Pap and chap
Debug ip icmp
Destined for a single interface
Sh frame-relay map

44. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
1544 kbps
Same subnet
TKIP and WEP
No frame-relay inverse-arp

45. IPv6 2001:0DB8::/32
In the address table and added to the running config
Split horizon and holddown timers
Examples and documentation
Decimal - Hex

46. What is the default configuration register setting?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
DSSS
2102
Sh ip ospf interface

47. What encryption does WPA2 use
2102
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Aes-ccmp
To provide routing to a destination not specified in the routing table and is outside the local network

48. What does ripv2 do to prevent routing loops?
Q933a - cisco and ansi
Root and designated
Examples and documentation
Split horizon and holddown timers

49. Dynamic secure mac addresses are stored...
1 -2 - 5.5 - 11
Sh ip route eigrp
Only in the address table
Link-local unicast range

50. What 4 things are necessary for 2 routers to form an eigrp relationship?
No frame-relay inverse-arp
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
Access-class
Arp for the host