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CCNA Updated

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
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. tcp/udp port for telnet
Ip ospf authentication - ip ospf authentication-key XXXXX
23
10 seconds with every 6th message being a full status message
192.168.0.0 to 192.168.255.255

2. Which command shows if an acl is applied to an interface?
Leased lines
Access-class
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh ip int [interface]

3. What command shows the amount of memory being used and whether there is enough room to load a new image?
Rollover
Arp for the host
Sh flash
Operational pvc

4. tcp/udp port for SMTP
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Examples and documentation
25
Split horizon and holddown timers

5. What is the frame relay deleted state?
Ip ospf authentication - ip ospf authentication-key XXXXX
No LMI is being received by the switch or there is no service between the CPE and frame switch
53
Point to point

6. Which command shows pvc mappings between the router and the frame switch?
192.168.0.0 to 192.168.255.255
Sh frame-relay pvc
Destined for a single interface
TKIP and WEP

7. Which command shows pvc mappings between the router and the frame switch?
Ip addresses are conserved if vlsm is not used for subnetting
20
Sh frame-relay pvc
Sh flash

8. At which layer should you begin troubleshooting QOS issues?
Network
Sh flash
Link establishment - optional authentication - network layer protocol
10.0.0.0 to 10.255.255.255

9. What type of cable connects the router's aux port to a modem?
224.0.0.5
120
Split horizon and holddown timers
Rollover

10. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
1544 kbps
Ipv6 rip <process-name> enable
Encapsulation mismatch and clock rate issues.
::1 same as 127.0.0.1

11. What command kills telnet session #3?
1023
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
Link-local unicast range

12. What does ripv2 do to prevent routing loops?
Split horizon and holddown timers
Disconnect 3
Rommon
1 - 2 - 5.5 - 11

13. IPv6 2001:0DB8::/32
Examples and documentation
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
0
Q933a - cisco and ansi

14. IPv6 FE80::/10
224.0.0.5
Debug ip icmp
In the address table and added to the running config
Link-local unicast range

15. What is the default configuration register setting?
Feature capabilities - hardware platform - run location and compression status
Sh ip ospf interface
Network
2102

16. Which 2 commands show IP address associated with a MAC address
Debug ppp authentication
Publicly routable addresses
Sh arp and sh int
Sh ip route eigrp

17. tcp/udp port for DNS
Show frame-relay lmi
53
Sh ip eigrp neighbors
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

18. EIGRP summarizes at class boundaries...
Sh vtp status
To provide routing to a destination not specified in the routing table and is outside the local network
172.16.0.0 to 172.31.255.255
By default

19. What type of frame subinterface do you use for hub and spoke?
32768
Sh flash
Point to point
Unique local unicast range

20. Which command shows mac addresses of stations connected to switch ports?
Show arp
No LMI is being received by the switch or there is no service between the CPE and frame switch
161
In the address table and added to the running config

21. What criteria does OSPF use to determine RID?
Sh vtp status
In the address table and added to the running config
Highest logical interface IP - then highest configured IP
To configure a route form an ISP router into a corporate network

22. What commands create md5 encrypted ospf authentication?
Publicly routable addresses
Sh frame-relay pvc
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Local router - frame relay WAN

23. By default - FR is classified as what type of physical network?
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
Decimal - Hex
Nonbroadcast multi-access
Ip addresses are conserved if vlsm is not used for subnetting

24. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Publicly routable addresses
Used with 6 to 4
Sh frame-relay pvc
1 -2 - 5.5 - 11

25. What spread spectrum technology does 802.11b use?
Per frame sequence counters and key mixing using temporal keys.
Multicast range
Feature capabilities - hardware platform - run location and compression status
DSSS

26. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
No frame-relay inverse-arp
Sh frame-relay map
Ipv4 address in a mixed environment
Ipv6 rip <process-name> enable

27. Which command shows frame relay status and keep-alive information?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Show frame-relay lmi
Ignore nvram (password recovery)
Same as ::...same as 0.0.0.0

28. What is the frame relay inactive state?

29. What command shows the status of PVC - FECN - BECN
To configure a route form an ISP router into a corporate network
Point to point
<ctrl><shift>6 then x
Sh frame-relay pvc

30. IPv6 0:0:0:0:0:0:0:1
Triggered update - split horizon - route poisoning
In the address table and added to the running config
Per frame sequence counters and key mixing using temporal keys.
::1 same as 127.0.0.1

31. What is the ipv6 loopback address?
Same as ::...same as 0.0.0.0
172.16.0.0 to 172.31.255.255
::1
Yes

32. name a situation where a default route would be appropriate...
20
To provide routing to a destination not specified in the routing table and is outside the local network
Same as ::...same as 0.0.0.0
32768

33. What sequence of commands creates encrypted eigrp authentication
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
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
10 seconds with every 6th message being a full status message
Q933a - cisco and ansi

34. Inverse ARP maps a ______ to a ________
DLCI to an IP address
Compression - multilink support - authentication
Local router - frame relay WAN
Sh ip route eigrp

35. what 3 things can be deduced from the IOS image file name?
Disconnect 3
Rommon
Ignore nvram (password recovery)
Feature capabilities - hardware platform - run location and compression status

36. What is the ipv6 loopback adddress?
10 seconds with every 6th message being a full status message
::1
Examples and documentation
192.168.0.0 to 192.168.255.255

37. How often do LMI messages flow?
Used with 6 to 4
10 seconds with every 6th message being a full status message
Ip ospf authentication - ip ospf authentication-key XXXXX
120

38. tcp/udp port for FTP data
Local router - frame relay WAN
Debug ppp authentication
20
Used with 6 to 4

39. What is the command to use an ACL for VTY access
Show frame-relay lmi
Remote router's connection to the frame relay switch isn't working
Access-class
1 -2 - 5.5 - 11

40. What type of frame subinterface do you use for hub and spoke?
Network
1 -2 - 5.5 - 11
Root and designated
Point to point

41. Which command shows global frame relay stats since the last router reload?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
No frame-relay inverse-arp
By default
Sh frame-relay traffic

42. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Sh ip ospf interface
Sh frame-relay pvc
<ctrl><shift>6 then x
120

43. What information is supplied by CDP? (5)
Sh flash
Arp for the host
Device identifier - address list - port identifier - capabilites list - platform
Debug ip icmp

44. class c private addresses
Examples and documentation
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
192.168.0.0 to 192.168.255.255
Sh frame-relay pvc

45. IPv6 2002::/16
Yes
Triggered update - split horizon - route poisoning
1544 kbps
Used with 6 to 4

46. What is the frame relay active state?
Operational pvc
161
Ignore nvram (password recovery)
Sh vtp status

47. What is the default bridge STP priority?
Access-class
25
Destined for a single interface
32768

48. tcp/udp port for TFTP
Point to point
69
::1
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

49. Which command suspends a telnet session?
Triggered update - split horizon - route poisoning
<ctrl><shift>6 then x
Bypass startup config - initial config mode - password recovery
One to many addresses...always start with ff

50. udp port for DNS
Show frame-relay lmi
53
::1 same as 127.0.0.1
In the address table and added to the running config