Test your basic knowledge |

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. What are the steps in PPP authentication?
Debug ppp authentication
128 bits
Leased lines
Link establishment - optional authentication - network layer protocol

2. IPv6 unique local address
32768
::1
Private address. Can be routed locally - but not on Internet
69

3. Which command turns on IPv6 routing?
Ipv6 unicast-routing
Ripv2 is classless - multicasts - allows authentication
Compression - multilink support - authentication
Rollover

4. What rule does dhcp use when an IP address conflict is detected?
120
The address is removed from the pool until the confilct is resolved.
1544 kbps
Sh flash

5. What are the three options for LMI in FR?
1544 kbps
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Q933a - cisco and ansi
Debug ip icmp

6. what command shows which vtp server updated the switch
Sh vtp status
161
Debug ppp authentication
<ctrl><shift>6 then x

7. tcp/udp port for FTP data
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Like private ipv4 address - but can't be routed at all
20
Multicast range

8. What command shows the status of PVC - FECN - BECN
Examples and documentation
To configure a route form an ISP router into a corporate network
Device identifier - address list - port identifier - capabilites list - platform
Sh frame-relay pvc

9. What 2 features did WPAV1 add to address WEP's weaknesses?
Decimal - Hex
23
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.

10. What is the LMI DLCI used in Cisco?
Show arp
Debug ppp authentication
Examples and documentation
1023

11. Which 2 commands show IP address associated with a MAC address
25
FECN - BECN - DE
Sh arp and sh int
By default

12. Which command shows mac addresses of stations connected to switch ports?
Show arp
128 bits
Root and designated
Link establishment - optional authentication - network layer protocol

13. How long is an IPv4 address?
0
Sh ip eigrp neighbors
FECN - BECN - DE
32 bits

14. Sticky secure mac addresses are stored...
In the address table and added to the running config
Examples and documentation
TKIP and WEP
Rommon

15. What is the frame relay active state?
Rommon
1544 kbps
::1
Operational pvc

16. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh flash
Aes-ccmp
Pap and chap
Sh ip eigrp neighbors

17. 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
Ignore nvram (password recovery)
Ip ospf authentication - ip ospf authentication-key XXXXX
Point to point

18. Which 2 port roles forward traffic under 802.1w standard?
Pap and chap
Root and designated
One to first of many addresses
120

19. IPv6 2002::/16
192.168.0.0 to 192.168.255.255
The address is removed from the pool until the confilct is resolved.
Used with 6 to 4
Show arp

20. At which layer should you begin troubleshooting QOS issues?
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
161
Network
Sh vtp status

21. What is the command to use an ACL for VTY access
Bypass startup config - initial config mode - password recovery
No frame-relay inverse-arp
Access-class
Root and designated

22. What is the LMI DLCI used in ANSI?
To provide routing to a destination not specified in the routing table and is outside the local network
53
Arp for the host
0

23. Which command shows frame relay status and keep-alive information?
Sh frame-relay traffic
Remote router's connection to the frame relay switch isn't working
Show frame-relay lmi
Ip ospf authentication - ip ospf authentication-key XXXXX

24. What encryption does WPA2 use
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
2102
Aes-ccmp
Root and designated

25. IPv6 2000::/3
Sh frame-relay pvc
Point to point
Global unicast range
120

26. What spread spectrum technology does 802.11b use?
Same as ::...same as 0.0.0.0
DSSS
It should be default-network
::1 same as 127.0.0.1

27. Which command shows pvc mappings between the router and the frame switch?
Encapsulation mismatch and clock rate issues.
Disconnect 3
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay pvc

28. What is the frame relay deleted state?
Decimal - Hex
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
161
No LMI is being received by the switch or there is no service between the CPE and frame switch

29. What does config register 0x2142 do?
120
Bypass startup config - initial config mode - password recovery
Highest logical interface IP - then highest configured IP
Rommon

30. What is the default AD for RIP
No frame-relay inverse-arp
Pap and chap
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
120

31. What command kills telnet session #3?
FECN - BECN - DE
Disconnect 3
Highest logical interface IP - then highest configured IP
Debug ip icmp

32. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Leased lines
Sh flash
Boots to rommon

33. What command is used to debug the ping command?
Access-class
Debug ip icmp
Bypass startup config - initial config mode - password recovery
Show frame-relay lmi

34. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
161
One
Show arp
DSSS

35. What sequence of commands creates encrypted eigrp authentication
Destined for a single interface
32768
192.168.0.0 to 192.168.255.255
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

36. What is the default configuration register setting?
2102
Destined for a single interface
Split horizon and holddown timers
120

37. Which command suspends a telnet session?
Debug ip icmp
<ctrl><shift>6 then x
Publicly routable addresses
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

38. tcp/udp port for POP3
Sh vtp status
100
Feature capabilities - hardware platform - run location and compression status
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

39. What 3 things are necessary for 2 routers to establish ospf neighborship?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Ipv6 rip <process-name> enable
161
Decimal - Hex

40. class a private addresses
Only in the address table
10.0.0.0 to 10.255.255.255
In the address table and added to the running config
Show frame-relay lmi

41. Frame relay point to point interfaces emulate _______
Ipv6 address 2001:0:1:0::2/64 (example)
Leased lines
Debug ip icmp
Disconnect 3

42. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
No LMI is being received by the switch or there is no service between the CPE and frame switch
Global unicast range
TKIP and WEP

43. tcp/udp port for SMTP
By default
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
25
Rommon

44. tcp/udp port for SNMP
161
Unique local unicast range
Decimal - Hex
1 - 2 - 5.5 - 11

45. confreg 2120
Ip ospf authentication - ip ospf authentication-key XXXXX
Rommon
Show frame-relay lmi
Ip addresses are conserved if vlsm is not used for subnetting

46. Dynamic secure mac addresses are stored...
Only in the address table
Sh vtp status
32 bits
Sh frame-relay pvc

47. What criteria does OSPF use to determine RID?
One
Sh ip int [interface]
Disconnect 3
Highest logical interface IP - then highest configured IP

48. class c private addresses
To configure a route form an ISP router into a corporate network
192.168.0.0 to 192.168.255.255
Ipv4 address in a mixed environment
Link-local unicast range

49. Differences between ripv1 and ripv2
Ignore nvram (password recovery)
Ripv2 is classless - multicasts - allows authentication
Sh frame-relay map
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

50. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Decimal - Hex
Operational pvc
Ignore nvram (password recovery)
::1 same as 127.0.0.1