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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 shows frame relay status and keep-alive information?
Show frame-relay lmi
Point to point
No frame-relay inverse-arp
Compression - multilink support - authentication

2. What is the frame relay inactive state?

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3. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Same subnet
In the address table and added to the running config
By default

4. EIGRP summarizes at class boundaries...
2000::/3
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
By default
Sh frame-relay pvc

5. Which command shows frame relay status and keep-alive information?
DSSS
Show frame-relay lmi
23
Network

6. What is the default bridge STP priority?
1 -2 - 5.5 - 11
Yes
Sh ip int [interface]
32768

7. What is the order of preference in a routing table?
FECN - BECN - DE
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Bypass startup config - initial config mode - password recovery
10.0.0.0 to 10.255.255.255

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

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9. IPv6 2002::/16
Debug ip icmp
100
Ipv6 address 2001:0:1:0::2/64 (example)
Used with 6 to 4

10. How often do LMI messages flow?
No LMI is being received by the switch or there is no service between the CPE and frame switch
10 seconds with every 6th message being a full status message
Ignore nvram (password recovery)
Sh frame-relay traffic

11. what command shows which vtp server updated the switch
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Ipv4 address in a mixed environment
161
Sh vtp status

12. What is the LMI DLCI used in ANSI?
Sh frame-relay pvc
0
192.168.0.0 to 192.168.255.255
32 bits

13. IPv6 0:0:0:0:0:0:0:0
Ip addresses are conserved if vlsm is not used for subnetting
Same as ::...same as 0.0.0.0
Encapsulation mismatch and clock rate issues.
Link-local unicast range

14. What are the steps in PPP authentication?
1023
Rollover
Link establishment - optional authentication - network layer protocol
One

15. What command shows the amount of memory being used and whether there is enough room to load a new image?
The address is removed from the pool until the confilct is resolved.
One to first of many addresses
No frame-relay inverse-arp
Sh flash

16. Which command shows mac addresses of stations connected to switch ports?
In the address table and added to the running config
Disconnect 3
1 - 2 - 5.5 - 11
Show arp

17. Dynamic secure mac addresses are stored...
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
53
32 bits
Only in the address table

18. Which command shows pvc mappings between the router and the frame switch?
2000::/3
Sh frame-relay pvc
Sh ip route eigrp
::1

19. What is the default AD for RIP
10.0.0.0 to 10.255.255.255
Local router - frame relay WAN
120
Pap and chap

20. What can you utilize by using PPP layer 2 encapsulation?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Root and designated
Debug ip icmp
Compression - multilink support - authentication

21. tcp/udp port for DNS
To configure a route form an ISP router into a corporate network
53
TKIP and WEP
Device identifier - address list - port identifier - capabilites list - platform

22. What 4 things are necessary for 2 routers to form an eigrp relationship?
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
Split horizon and holddown timers
Like private ipv4 address - but can't be routed at all
Point to point

23. class b private addresses
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
172.16.0.0 to 172.31.255.255
69
In the address table and added to the running config

24. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Device identifier - address list - port identifier - capabilites list - platform
192.168.0.0 to 192.168.255.255
Per frame sequence counters and key mixing using temporal keys.
Sh ip ospf interface

25. Inverse ARP maps a ______ to a ________
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Network
DLCI to an IP address
Local router - frame relay WAN

26. What commands create md5 encrypted ospf authentication?
Sh ip ospf interface
Q933a - cisco and ansi
Same subnet
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

27. What is the ipv6 loopback address?
::1
32 bits
Show frame-relay lmi
Highest logical interface IP - then highest configured IP

28. tcp/udp port for FTP data
20
Sh ip ospf interface
172.16.0.0 to 172.31.255.255
Debug ppp authentication

29. IPv6 FC00::/7
Only in the address table
Unique local unicast range
Examples and documentation
53

30. Which command shows global frame relay stats since the last router reload?
Sh ip eigrp neighbors
Sh frame-relay traffic
Device identifier - address list - port identifier - capabilites list - platform
23

31. ipv6 global addresses start with ...
Feature capabilities - hardware platform - run location and compression status
2000::/3
Leased lines
::1

32. What sequence of commands creates encrypted eigrp authentication
10 seconds with every 6th message being a full status message
Split horizon and holddown timers
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
Only in the address table

33. Sticky secure mac addresses are stored...
Used with 6 to 4
In the address table and added to the running config
Ipv6 unicast-routing
Private address. Can be routed locally - but not on Internet

34. What are the three types of congestion notification used by frame relay?
Same subnet
Highest logical interface IP - then highest configured IP
TKIP and WEP
FECN - BECN - DE

35. What does ripv2 do to prevent routing loops?
Sh ip route eigrp
Link establishment - optional authentication - network layer protocol
Sh frame-relay map
Split horizon and holddown timers

36. Which command shows global frame relay stats since the last router reload?
Show frame-relay lmi
Sh frame-relay traffic
In the address table and added to the running config
25

37. Does is-is support VLSM?
Highest logical interface IP - then highest configured IP
Yes
Debug ip icmp
172.16.0.0 to 172.31.255.255

38. By default - FR is classified as what type of physical network?
Nonbroadcast multi-access
Triggered update - split horizon - route poisoning
Unique local unicast range
Ignore nvram (password recovery)

39. Which features did wpav4 add to address the weaknesses of WEP?
Per frame sequence counters and key mixing using temporal keys.
Multicast range
One to many addresses...always start with ff
Leased lines

40. What is the ipv6 loopback adddress?
53
Point to point
::1
Yes

41. What is the command to use an ACL for VTY access
Access-class
Examples and documentation
Sh ip route eigrp
Remote router's connection to the frame relay switch isn't working

42. How long is an IPv4 address?
Publicly routable addresses
32 bits
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
No LMI is being received by the switch or there is no service between the CPE and frame switch

43. What type of frame subinterface do you use for hub and spoke?
Rommon
1023
Point to point
In the address table and added to the running config

44. tcp/udp port for POP3
DLCI to an IP address
100
Operational pvc
Point to point

45. What spread spectrum technology does 802.11b use?
DLCI to an IP address
Per frame sequence counters and key mixing using temporal keys.
DSSS
Q933a - cisco and ansi

46. What command is used to debug the ping command?
<ctrl><shift>6 then x
Aes-ccmp
Debug ip icmp
Root and designated

47. udp port for DNS
69
Nonbroadcast multi-access
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
53

48. Which command turns on RIPng for ipv6?
32 bits
Sh ip int [interface]
Ipv6 rip <process-name> enable
Arp for the host

49. At which layer should you begin troubleshooting QOS issues?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Network
Link-local unicast range
Ripv2 is classless - multicasts - allows authentication

50. Which command disables frame-relay inverse arp?
1023
Ipv6 address 2001:0:1:0::2/64 (example)
No frame-relay inverse-arp
Per frame sequence counters and key mixing using temporal keys.