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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. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
One
Sh flash
Same subnet
Per frame sequence counters and key mixing using temporal keys.

2. What is the ipv6 loopback address?
Rollover
::1
::1 same as 127.0.0.1
One to first of many addresses

3. Which command shows pvc mappings between the router and the frame switch?
Bypass startup config - initial config mode - password recovery
Network
Sh frame-relay pvc
FECN - BECN - DE

4. What commands create plain-text ospf authentication?
Global unicast range
Ip ospf authentication - ip ospf authentication-key XXXXX
Local router - frame relay WAN
Point to point

5. Sticky secure mac addresses are stored...
Aes-ccmp
Link establishment - optional authentication - network layer protocol
In the address table and added to the running config
Access-class

6. tcp/udp port for TFTP
69
192.168.0.0 to 192.168.255.255
It should be default-network
One to many addresses...always start with ff

7. Which command disables frame-relay inverse arp?
Decimal - Hex
No frame-relay inverse-arp
20
Show arp

8. What does config register 0x2142 do?
Show arp
Network
Feature capabilities - hardware platform - run location and compression status
Bypass startup config - initial config mode - password recovery

9. Which command shows frame relay status and keep-alive information?
::1 same as 127.0.0.1
No LMI is being received by the switch or there is no service between the CPE and frame switch
0
Show frame-relay lmi

10. Which two wireless encryption methods are based on RC4?
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
Show arp
::1
TKIP and WEP

11. tcp/udp port for telnet
Private address. Can be routed locally - but not on Internet
23
In the address table and added to the running config
Rollover

12. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Access-class
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh frame-relay map
Rollover

13. IPv6 2000::/3
Sh ip eigrp neighbors
Boots to rommon
Global unicast range
Used with 6 to 4

14. What are the three types of congestion notification used by frame relay?
To provide routing to a destination not specified in the routing table and is outside the local network
Show frame-relay lmi
FECN - BECN - DE
Leased lines

15. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
0
One to first of many addresses

16. How does ripv2 respond to topology changes?
Link-local unicast range
One
69
Triggered update - split horizon - route poisoning

17. confreg 2120
Rommon
224.0.0.5
Ip ospf authentication - ip ospf authentication-key XXXXX
Same subnet

18. Which command turns on RIPng for ipv6?
Ripv2 is classless - multicasts - allows authentication
It should be default-network
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Ipv6 rip <process-name> enable

19. What encryption does WPA2 use
120
Boots to rommon
Device identifier - address list - port identifier - capabilites list - platform
Aes-ccmp

20. name a situation where a default route would be appropriate...
Same as ::...same as 0.0.0.0
To provide routing to a destination not specified in the routing table and is outside the local network
Ipv4 address in a mixed environment
Remote router's connection to the frame relay switch isn't working

21. tcp/udp port for DNS
53
1023
Ipv6 rip <process-name> enable
Ipv6 unicast-routing

22. What spread spectrum technology does 802.11b use?
Only in the address table
Sh ip route eigrp
Q933a - cisco and ansi
DSSS

23. IPv6 0:0:0:0:0:0:0:0
Sh frame-relay pvc
Q933a - cisco and ansi
Same as ::...same as 0.0.0.0
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

24. tcp/udp port for SNMP
Show arp
<ctrl><shift>6 then x
161
One to first of many addresses

25. IPv6 FC00::/7
Unique local unicast range
TKIP and WEP
To provide routing to a destination not specified in the routing table and is outside the local network
32768

26. IPv6 global unicast addresses
Show frame-relay lmi
Publicly routable addresses
In the address table and added to the running config
Ip ospf authentication - ip ospf authentication-key XXXXX

27. The frame relay dlci identifies the logical circuit between the ______ and the ______
Network
Local router - frame relay WAN
Examples and documentation
Debug ppp authentication

28. How often do LMI messages flow?
1023
Operational pvc
10 seconds with every 6th message being a full status message
In the address table and added to the running config

29. Static secure mac addresses are stored...
Root and designated
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
192.168.0.0 to 192.168.255.255
In the address table and added to the running config

30. Which command shows global frame relay stats since the last router reload?
Ignore nvram (password recovery)
Sh frame-relay traffic
To provide routing to a destination not specified in the routing table and is outside the local network
23

31. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Yes
Sh frame-relay map
1 -2 - 5.5 - 11
20

32. Which command shows global frame relay stats since the last router reload?
Ipv4 address in a mixed environment
100
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh frame-relay traffic

33. What is the default bridge STP priority?
Sh arp and sh int
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Device identifier - address list - port identifier - capabilites list - platform
32768

34. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Ipv4 address in a mixed environment
Yes
Destined for a single interface

35. what 3 things can be deduced from the IOS image file name?
1544 kbps
Destined for a single interface
No frame-relay inverse-arp
Feature capabilities - hardware platform - run location and compression status

36. Inverse ARP maps a ______ to a ________
DLCI to an IP address
69
1544 kbps
Highest logical interface IP - then highest configured IP

37. What command kills telnet session #3?
Disconnect 3
192.168.0.0 to 192.168.255.255
Global unicast range
172.16.0.0 to 172.31.255.255

38. What commands create md5 encrypted ospf authentication?
Operational pvc
::1
Rollover
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

39. What 3 things are necessary for 2 routers to establish ospf neighborship?
1544 kbps
Disconnect 3
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
2000::/3

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

41. Which features did wpav4 add to address the weaknesses of WEP?
Multicast range
10.0.0.0 to 10.255.255.255
Per frame sequence counters and key mixing using temporal keys.
Link-local unicast range

42. What type of cable connects the router's aux port to a modem?
Ripv2 is classless - multicasts - allows authentication
Rollover
One
Access-class

43. What 4 things are necessary for 2 routers to form an eigrp relationship?
20
10.0.0.0 to 10.255.255.255
Same subnet
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

44. What are the two ppp authentication methods?
::1 same as 127.0.0.1
Pap and chap
Destined for a single interface
1 -2 - 5.5 - 11

45. What command shows the status of PVC - FECN - BECN
Sh frame-relay map
69
Sh frame-relay pvc
Triggered update - split horizon - route poisoning

46. tcp/udp port for FTP control
21
Sh frame-relay pvc
By default
Boots to rommon

47. Which command shows if an acl is applied to an interface?
Sh ip int [interface]
Disconnect 3
Sh frame-relay pvc
Access-class

48. EIGRP summarizes at class boundaries...
By default
DLCI to an IP address
Pap and chap
Sh vtp status

49. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Pap and chap
Destined for a single interface
Sh ip int [interface]
Sh ip ospf interface

50. What rule does dhcp use when an IP address conflict is detected?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
The address is removed from the pool until the confilct is resolved.
Decimal - Hex
20