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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. tcp/udp port for DNS
53
Point to point
In the address table and added to the running config
The address is removed from the pool until the confilct is resolved.

2. What 2 features did WPAV1 add to address WEP's weaknesses?
172.16.0.0 to 172.31.255.255
Examples and documentation
Per frame sequence counters and key mixing using temporal keys.
Show frame-relay lmi

3. IPv6 0:0:0:0:0:0:0:0
Same as ::...same as 0.0.0.0
161
Sh vtp status
Ip addresses are conserved if vlsm is not used for subnetting

4. class c private addresses
The address is removed from the pool until the confilct is resolved.
Ipv6 address 2001:0:1:0::2/64 (example)
192.168.0.0 to 192.168.255.255
Debug ip icmp

5. Name 2 reasons a serial connection can be in an up/down status?
Same subnet
Encapsulation mismatch and clock rate issues.
By default
Triggered update - split horizon - route poisoning

6. tcp/udp port for telnet
23
It should be default-network
100
Used with 6 to 4

7. IPv6 FC00::/7
Sh frame-relay pvc
Aes-ccmp
Unique local unicast range
32768

8. What encryption does WPA2 use
Aes-ccmp
Used with 6 to 4
1 - 2 - 5.5 - 11
<ctrl><shift>6 then x

9. What is the LMI DLCI used in ANSI?
Access-class
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
0
Nonbroadcast multi-access

10. Does is-is support VLSM?
25
53
Yes
Q933a - cisco and ansi

11. Which command shows mac addresses of stations connected to switch ports?
161
Sh frame-relay pvc
<ctrl><shift>6 then x
Show arp

12. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
1 - 2 - 5.5 - 11
10.0.0.0 to 10.255.255.255
::1
Disconnect 3

13. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
1 - 2 - 5.5 - 11
Feature capabilities - hardware platform - run location and compression status
No LMI is being received by the switch or there is no service between the CPE and frame switch

14. What does config register 0x2100 do?
53
No frame-relay inverse-arp
Boots to rommon
128 bits

15. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Ip addresses are conserved if vlsm is not used for subnetting
224.0.0.5
Encapsulation mismatch and clock rate issues.
2102

16. Dynamic secure mac addresses are stored...
25
Same subnet
Only in the address table
Sh vtp status

17. What is wrong with this command 'ip default-route 10.1.1.1'?
Yes
192.168.0.0 to 192.168.255.255
Point to point
It should be default-network

18. name a situation where a static route would be appropriate...
Only in the address table
Link establishment - optional authentication - network layer protocol
To configure a route form an ISP router into a corporate network
Sh vtp status

19. Which command shows frame relay status and keep-alive information?
Sh ip eigrp neighbors
Show frame-relay lmi
1023
Network

20. What are the three options for LMI in FR?
Unique local unicast range
Debug ppp authentication
<ctrl><shift>6 then x
Q933a - cisco and ansi

21. Which command shows global frame relay stats since the last router reload?
Show arp
Sh frame-relay traffic
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Triggered update - split horizon - route poisoning

22. What is the order of preference in a routing table?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
10.0.0.0 to 10.255.255.255
Multicast range
2102

23. By default - FR is classified as what type of physical network?
Nonbroadcast multi-access
10.0.0.0 to 10.255.255.255
Publicly routable addresses
32 bits

24. What is the command to use an ACL for VTY access
One to many addresses...always start with ff
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Access-class
Show arp

25. Which command suspends a telnet session?
<ctrl><shift>6 then x
Rollover
Encapsulation mismatch and clock rate issues.
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

26. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
One to many addresses...always start with ff
Show arp
Decimal - Hex
Same subnet

27. What does config register 0x2142 do?
To provide routing to a destination not specified in the routing table and is outside the local network
Bypass startup config - initial config mode - password recovery
DSSS
Rollover

28. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
10.0.0.0 to 10.255.255.255
Root and designated
Debug ppp authentication

29. what command shows which vtp server updated the switch
Link establishment - optional authentication - network layer protocol
Aes-ccmp
Ipv4 address in a mixed environment
Sh vtp status

30. tcp/udp port for SNMP
20
Highest logical interface IP - then highest configured IP
161
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

31. Which 2 port roles forward traffic under 802.1w standard?
2000::/3
120
Sh vtp status
Root and designated

32. What are the three types of congestion notification used by frame relay?
Pap and chap
FECN - BECN - DE
Operational pvc
Sh flash

33. What command shows the amount of memory being used and whether there is enough room to load a new image?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh flash
No frame-relay inverse-arp
Examples and documentation

34. What type of cable connects the router's aux port to a modem?
::1
Rollover
Private address. Can be routed locally - but not on Internet
Sh frame-relay traffic

35. Inverse ARP maps a ______ to a ________
Feature capabilities - hardware platform - run location and compression status
Point to point
DLCI to an IP address
Boots to rommon

36. IPv6 multicast address
One to many addresses...always start with ff
Sh ip int [interface]
10 seconds with every 6th message being a full status message
Yes

37. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Point to point
Destined for a single interface
TKIP and WEP

38. What are the two ppp authentication methods?
Ip addresses are conserved if vlsm is not used for subnetting
One to many addresses...always start with ff
::1 same as 127.0.0.1
Pap and chap

39. name a situation where a default route would be appropriate...
To provide routing to a destination not specified in the routing table and is outside the local network
23
Sh flash
Split horizon and holddown timers

40. tcp/udp port for TFTP
Like private ipv4 address - but can't be routed at all
Aes-ccmp
Ip ospf authentication - ip ospf authentication-key XXXXX
69

41. Which command shows pvc mappings between the router and the frame switch?
69
Examples and documentation
Sh ip int [interface]
Sh frame-relay pvc

42. What does ripv2 do to prevent routing loops?
Split horizon and holddown timers
32768
In the address table and added to the running config
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

43. What is the frame relay inactive state?

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44. What are the steps in PPP authentication?
Debug ppp authentication
10.0.0.0 to 10.255.255.255
Link establishment - optional authentication - network layer protocol
By default

45. What command displays the CHAP authentication process in real time?
Debug ppp authentication
Remote router's connection to the frame relay switch isn't working
2000::/3
To provide routing to a destination not specified in the routing table and is outside the local network

46. IPv6 global unicast addresses
25
Publicly routable addresses
53
By default

47. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
1544 kbps
By default
53
Sh ip eigrp neighbors

48. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
One to first of many addresses
<ctrl><shift>6 then x

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

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50. What commands create md5 encrypted ospf authentication?
Sh frame-relay pvc
32 bits
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
1544 kbps