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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. Inverse ARP maps a ______ to a ________
Operational pvc
1 - 2 - 5.5 - 11
DLCI to an IP address
Like private ipv4 address - but can't be routed at all

2. Which 2 port roles forward traffic under 802.1w standard?
Rommon
Ip addresses are conserved if vlsm is not used for subnetting
Root and designated
100

3. Which command turns on RIPng for ipv6?
TKIP and WEP
Publicly routable addresses
Sh frame-relay traffic
Ipv6 rip <process-name> enable

4. What type of frame subinterface do you use for hub and spoke?
Device identifier - address list - port identifier - capabilites list - platform
23
Point to point
Bypass startup config - initial config mode - password recovery

5. What is the LMI DLCI used in Cisco?
To provide routing to a destination not specified in the routing table and is outside the local network
1023
53
Multicast range

6. EIGRP summarizes at class boundaries...
Pap and chap
20
Sh frame-relay traffic
By default

7. IPv6 multicast address
Rommon
Examples and documentation
Sh arp and sh int
One to many addresses...always start with ff

8. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
128 bits
Highest logical interface IP - then highest configured IP
::1
Sh ip ospf interface

9. IPv6 FE80::/10
120
<ctrl><shift>6 then x
Link-local unicast range
Pap and chap

10. What can you utilize by using PPP layer 2 encapsulation?
To provide routing to a destination not specified in the routing table and is outside the local network
Sh ip ospf interface
Compression - multilink support - authentication
Sh ip route eigrp

11. What is the ipv6 loopback adddress?
One to many addresses...always start with ff
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
::1
Link establishment - optional authentication - network layer protocol

12. Differences between ripv1 and ripv2
Ripv2 is classless - multicasts - allows authentication
TKIP and WEP
Aes-ccmp
In the address table and added to the running config

13. What type of frame subinterface do you use for hub and spoke?
Encapsulation mismatch and clock rate issues.
Examples and documentation
Point to point
Ipv6 unicast-routing

14. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
192.168.0.0 to 192.168.255.255
Show arp
224.0.0.5
1 - 2 - 5.5 - 11

15. What is the default bridge STP priority?
Device identifier - address list - port identifier - capabilites list - platform
32768
Show frame-relay lmi
Disconnect 3

16. What does ripv2 do to prevent routing loops?
Ipv6 unicast-routing
Boots to rommon
Highest logical interface IP - then highest configured IP
Split horizon and holddown timers

17. What type of cable connects the router's aux port to a modem?
DLCI to an IP address
Rollover
::1
Ipv4 address in a mixed environment

18. What is the LMI DLCI used in ANSI?
0
Examples and documentation
2000::/3
FECN - BECN - DE

19. At which layer should you begin troubleshooting QOS issues?
Network
Sh arp and sh int
Feature capabilities - hardware platform - run location and compression status
Sh frame-relay traffic

20. IPv6 FC00::/7
0
Unique local unicast range
Show arp
Bypass startup config - initial config mode - password recovery

21. What are the three types of congestion notification used by frame relay?
Sh ip route eigrp
<ctrl><shift>6 then x
FECN - BECN - DE
Like private ipv4 address - but can't be routed at all

22. tcp/udp port for SNMP
Examples and documentation
<ctrl><shift>6 then x
161
Link-local unicast range

23. What sequence of commands creates encrypted eigrp authentication
Show arp
1 - 2 - 5.5 - 11
172.16.0.0 to 172.31.255.255
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. IPv6 2002::/16
Point to point
Debug ppp authentication
Like private ipv4 address - but can't be routed at all
Used with 6 to 4

25. confreg 2120
Global unicast range
Rommon
Debug ip icmp
Point to point

26. Which command disables frame-relay inverse arp?
Highest logical interface IP - then highest configured IP
No frame-relay inverse-arp
Bypass startup config - initial config mode - password recovery
Private address. Can be routed locally - but not on Internet

27. What is the order of preference in a routing table?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Operational pvc
FECN - BECN - DE

28. IPv6 0:0:0:0:0:0:0:0
23
Same as ::...same as 0.0.0.0
Device identifier - address list - port identifier - capabilites list - platform
Examples and documentation

29. IPv6 2001:0DB8::/32
Same as ::...same as 0.0.0.0
Examples and documentation
Multicast range
1 - 2 - 5.5 - 11

30. What does a frame relay pvc status of inactive indicate?
2000::/3
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
::1 same as 127.0.0.1
100

31. confreg 2142
21
Ignore nvram (password recovery)
Sh ip eigrp neighbors
Rollover

32. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One to many addresses...always start with ff
No LMI is being received by the switch or there is no service between the CPE and frame switch
One
::1

33. tcp/udp port for SMTP
Link-local unicast range
25
One to first of many addresses
Publicly routable addresses

34. IPv6 2000::/3
Encapsulation mismatch and clock rate issues.
Global unicast range
One to first of many addresses
Compression - multilink support - authentication

35. tcp/udp port for telnet
Destined for a single interface
53
23
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

36. What command displays the CHAP authentication process in real time?
Debug ppp authentication
Unique local unicast range
1 - 2 - 5.5 - 11
32 bits

37. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
Sh frame-relay traffic
23
Link establishment - optional authentication - network layer protocol

38. How long is an IPv6 address?
Compression - multilink support - authentication
Per frame sequence counters and key mixing using temporal keys.
128 bits
21

39. What commands create plain-text ospf authentication?
1 -2 - 5.5 - 11
120
::1 same as 127.0.0.1
Ip ospf authentication - ip ospf authentication-key XXXXX

40. What commands create md5 encrypted ospf authentication?
Show frame-relay lmi
DSSS
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Per frame sequence counters and key mixing using temporal keys.

41. name a situation where a static route would be appropriate...
To configure a route form an ISP router into a corporate network
In the address table and added to the running config
Nonbroadcast multi-access
Yes

42. tcp/udp port for TFTP
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Boots to rommon
69
Sh ip int [interface]

43. Which command shows pvc mappings between the router and the frame switch?
Sh ip int [interface]
120
No LMI is being received by the switch or there is no service between the CPE and frame switch
Sh frame-relay pvc

44. tcp/udp port for POP3
120
Ipv6 address 2001:0:1:0::2/64 (example)
Local router - frame relay WAN
100

45. Which two wireless encryption methods are based on RC4?
TKIP and WEP
One to first of many addresses
Access-class
Rommon

46. Which command turns on IPv6 routing?
Ipv6 unicast-routing
32768
Sh frame-relay map
Ipv6 address 2001:0:1:0::2/64 (example)

47. What spread spectrum technology does 802.11b use?
Yes
Ipv4 address in a mixed environment
Same as ::...same as 0.0.0.0
DSSS

48. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
No frame-relay inverse-arp
Sh ip eigrp neighbors
Disconnect 3
It should be default-network

49. Which command disables frame-relay inverse arp?
224.0.0.5
No frame-relay inverse-arp
1023
Examples and documentation

50. class a private addresses
Sh frame-relay traffic
10.0.0.0 to 10.255.255.255
Per frame sequence counters and key mixing using temporal keys.
Private address. Can be routed locally - but not on Internet