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

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2. IPv6 0:0:0:0:0:0:0:1
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
53
10.0.0.0 to 10.255.255.255
::1 same as 127.0.0.1

3. 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
Unique local unicast range
Yes
Aes-ccmp

4. What is the order of preference in a routing table?
Examples and documentation
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh frame-relay pvc

5. class b private addresses
Operational pvc
32 bits
172.16.0.0 to 172.31.255.255
Sh vtp status

6. confreg 2142
Highest logical interface IP - then highest configured IP
Sh arp and sh int
Ignore nvram (password recovery)
Sh flash

7. IPv6 global unicast addresses
Sh frame-relay traffic
2102
1023
Publicly routable addresses

8. How long is an IPv6 address?
53
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
128 bits

9. Which command shows only EIGRP routes?
Leased lines
10.0.0.0 to 10.255.255.255
Sh frame-relay pvc
Sh ip route eigrp

10. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
1 - 2 - 5.5 - 11
1544 kbps
100

11. class c private addresses
Sh frame-relay map
32 bits
192.168.0.0 to 192.168.255.255
Device identifier - address list - port identifier - capabilites list - platform

12. Frame relay point to point interfaces emulate _______
Leased lines
Ipv6 rip <process-name> enable
Local router - frame relay WAN
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

13. udp port for DNS
53
2102
Rommon
Debug ip icmp

14. Which command shows mac addresses of stations connected to switch ports?
192.168.0.0 to 192.168.255.255
Show arp
Link establishment - optional authentication - network layer protocol
53

15. tcp/udp port for SNMP
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
In the address table and added to the running config
161
Boots to rommon

16. What is the ipv6 loopback address?
Sh ip route eigrp
69
::1
Per frame sequence counters and key mixing using temporal keys.

17. Which command shows if an acl is applied to an interface?
Ipv6 unicast-routing
FECN - BECN - DE
Sh ip int [interface]
Network

18. Which command turns on RIPng for ipv6?
Ipv6 rip <process-name> enable
0
Private address. Can be routed locally - but not on Internet
Sh vtp status

19. What does a frame relay pvc status of inactive indicate?
32768
32 bits
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
2000::/3

20. What encryption does WPA2 use
Aes-ccmp
Sh frame-relay pvc
Sh frame-relay pvc
Arp for the host

21. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
One to first of many addresses
Sh ip int [interface]
2000::/3
Sh ip ospf interface

22. IPv6 unique local address
Decimal - Hex
Private address. Can be routed locally - but not on Internet
Link establishment - optional authentication - network layer protocol
To provide routing to a destination not specified in the routing table and is outside the local network

23. What spread spectrum technology does 802.11b use?
DSSS
Sh flash
Ip addresses are conserved if vlsm is not used for subnetting
Examples and documentation

24. At which layer should you begin troubleshooting QOS issues?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Sh frame-relay traffic
Network
120

25. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
Point to point
Link establishment - optional authentication - network layer protocol
10 seconds with every 6th message being a full status message

26. What information is supplied by CDP? (5)
Global unicast range
Device identifier - address list - port identifier - capabilites list - platform
Sh frame-relay pvc
One

27. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Sh frame-relay map
192.168.0.0 to 192.168.255.255
Ip ospf authentication - ip ospf authentication-key XXXXX
Root and designated

28. What is the LMI DLCI used in Cisco?
::1
32 bits
Ip addresses are conserved if vlsm is not used for subnetting
1023

29. What is the command to use an ACL for VTY access
Debug ppp authentication
Examples and documentation
20
Access-class

30. IPv6 anycast address
Aes-ccmp
Sh frame-relay pvc
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

31. tcp/udp port for TFTP
20
69
Sh frame-relay traffic
Feature capabilities - hardware platform - run location and compression status

32. Differences between ripv1 and ripv2
Ignore nvram (password recovery)
Sh ip int [interface]
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ripv2 is classless - multicasts - allows authentication

33. 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
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Debug ip icmp
No frame-relay inverse-arp

34. What does config register 0x2100 do?
Boots to rommon
Nonbroadcast multi-access
Link establishment - optional authentication - network layer protocol
Feature capabilities - hardware platform - run location and compression status

35. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Link-local unicast range
No LMI is being received by the switch or there is no service between the CPE and frame switch
::1
1544 kbps

36. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Sh ip route eigrp
Decimal - Hex
69
Sh frame-relay traffic

37. What type of frame subinterface do you use for hub and spoke?
Point to point
53
Sh arp and sh int
32 bits

38. tcp/udp port for SMTP
32768
Debug ppp authentication
Show arp
25

39. tcp/udp port for telnet
DLCI to an IP address
Point to point
32768
23

40. IPv6 multicast address
One to many addresses...always start with ff
Sh frame-relay pvc
Ipv6 unicast-routing
Aes-ccmp

41. IPv6 0:0:0:0:0:0:0:0
Same as ::...same as 0.0.0.0
::1
Private address. Can be routed locally - but not on Internet
Sh ip route eigrp

42. What is the default bridge STP priority?
Device identifier - address list - port identifier - capabilites list - platform
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
Arp for the host
32768

43. IPv6 2002::/16
Used with 6 to 4
Boots to rommon
::1
Same subnet

44. ipv6 global addresses start with ...
192.168.0.0 to 192.168.255.255
Sh ip ospf interface
2000::/3
Same as ::...same as 0.0.0.0

45. Which command shows frame relay status and keep-alive information?
<ctrl><shift>6 then x
100
Network
Show frame-relay lmi

46. What is the default AD for RIP
Point to point
Show frame-relay lmi
21
120

47. IPv6 2001:0DB8::/32
Aes-ccmp
Debug ip icmp
Examples and documentation
::1

48. What can you utilize by using PPP layer 2 encapsulation?
Show frame-relay lmi
10 seconds with every 6th message being a full status message
Feature capabilities - hardware platform - run location and compression status
Compression - multilink support - authentication

49. What is the default configuration register setting?
Ip addresses are conserved if vlsm is not used for subnetting
10.0.0.0 to 10.255.255.255
2102
Compression - multilink support - authentication

50. What rule does dhcp use when an IP address conflict is detected?
The address is removed from the pool until the confilct is resolved.
Link-local unicast range
Ipv6 address 2001:0:1:0::2/64 (example)
Local router - frame relay WAN