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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. tcp/udp port for POP3
The address is removed from the pool until the confilct is resolved.
100
Sh frame-relay traffic
TKIP and WEP

2. what command shows which vtp server updated the switch
Device identifier - address list - port identifier - capabilites list - platform
Sh vtp status
FECN - BECN - DE
Private address. Can be routed locally - but not on Internet

3. Static secure mac addresses are stored...
In the address table and added to the running config
Same as ::...same as 0.0.0.0
Show frame-relay lmi
Root and designated

4. class a private addresses
10.0.0.0 to 10.255.255.255
Pap and chap
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 -2 - 5.5 - 11

5. IPv6 FF00::/8
21
Multicast range
1544 kbps
1 -2 - 5.5 - 11

6. What is the default configuration register setting?
Ipv6 address 2001:0:1:0::2/64 (example)
2102
Unique local unicast range
Nonbroadcast multi-access

7. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Sh frame-relay pvc
23
Sh ip int [interface]

8. tcp/udp port for SNMP
Rollover
Rommon
161
<ctrl><shift>6 then x

9. What does a frame relay pvc status of inactive indicate?
1023
One to first of many addresses
DLCI to an IP address
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

10. What 2 features did WPAV1 add to address WEP's weaknesses?
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay pvc
1 - 2 - 5.5 - 11
Destined for a single interface

11. Which command turns on RIPng for ipv6?
Ipv6 rip <process-name> enable
Device identifier - address list - port identifier - capabilites list - platform
One to first of many addresses
Debug ip icmp

12. What is the command to use an ACL for VTY access
Sh ip ospf interface
Bypass startup config - initial config mode - password recovery
Ipv6 unicast-routing
Access-class

13. tcp/udp port for FTP control
Point to point
21
Debug ppp authentication
Show frame-relay lmi

14. What is the frame relay active state?
32 bits
Device identifier - address list - port identifier - capabilites list - platform
Operational pvc
Arp for the host

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

16. What are the steps in PPP authentication?
Like private ipv4 address - but can't be routed at all
Link establishment - optional authentication - network layer protocol
Global unicast range
To configure a route form an ISP router into a corporate network

17. IPv6 global unicast addresses
Highest logical interface IP - then highest configured IP
23
Publicly routable addresses
Sh flash

18. How long is an IPv6 address?
Destined for a single interface
No LMI is being received by the switch or there is no service between the CPE and frame switch
1544 kbps
128 bits

19. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Rommon
Local router - frame relay WAN
In the address table and added to the running config
1 -2 - 5.5 - 11

20. IPv6 FC00::/7
Ripv2 is classless - multicasts - allows authentication
2000::/3
By default
Unique local unicast range

21. IPv6 multicast address
1 -2 - 5.5 - 11
One to many addresses...always start with ff
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Link establishment - optional authentication - network layer protocol

22. What encryption does WPA2 use
Used with 6 to 4
DLCI to an IP address
Aes-ccmp
One to first of many addresses

23. What can you utilize by using PPP layer 2 encapsulation?
Compression - multilink support - authentication
Only in the address table
32768
53

24. Which command disables frame-relay inverse arp?
Sh ip eigrp neighbors
No frame-relay inverse-arp
By default
In the address table and added to the running config

25. What type of cable connects the router's aux port to a modem?
DLCI to an IP address
Rollover
Ip addresses are conserved if vlsm is not used for subnetting
No frame-relay inverse-arp

26. What commands create plain-text ospf authentication?
Ip ospf authentication - ip ospf authentication-key XXXXX
Examples and documentation
To configure a route form an ISP router into a corporate network
::1 same as 127.0.0.1

27. tcp/udp port for telnet
23
Per frame sequence counters and key mixing using temporal keys.
Used with 6 to 4
32 bits

28. What does config register 0x2142 do?
::1
32 bits
To configure a route form an ISP router into a corporate network
Bypass startup config - initial config mode - password recovery

29. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
161
FECN - BECN - DE
53
Decimal - Hex

30. IPv6 0:0:0:0:0:0:0:1
::1 same as 127.0.0.1
Sh ip int [interface]
Show arp
20

31. What type of frame subinterface do you use for hub and spoke?
Point to point
2102
172.16.0.0 to 172.31.255.255
128 bits

32. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
224.0.0.5
Sh ip ospf interface
21
DSSS

33. tcp/udp port for TFTP
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
69
53
Network

34. What commands create md5 encrypted ospf authentication?
Sh ip ospf interface
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh frame-relay pvc
Boots to rommon

35. What 3 things are necessary for 2 routers to establish ospf neighborship?
::1
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
DSSS
No frame-relay inverse-arp

36. Inverse ARP maps a ______ to a ________
DLCI to an IP address
Examples and documentation
2102
Arp for the host

37. Which command shows only EIGRP routes?
192.168.0.0 to 192.168.255.255
Sh ip route eigrp
It should be default-network
::1

38. 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
Debug ip icmp
Same subnet
Remote router's connection to the frame relay switch isn't working

39. IPv6 2001:0DB8::/32
Per frame sequence counters and key mixing using temporal keys.
Examples and documentation
Link-local unicast range
32 bits

40. ipv6 global addresses start with ...
Ipv6 unicast-routing
Like private ipv4 address - but can't be routed at all
2000::/3
Examples and documentation

41. What command displays the CHAP authentication process in real time?
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
Link-local unicast range
Same as ::...same as 0.0.0.0
Debug ppp authentication

42. What is the default AD for RIP
Ip addresses are conserved if vlsm is not used for subnetting
Debug ppp authentication
One
120

43. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Boots to rommon
One
TKIP and WEP
53

44. Name 2 reasons a serial connection can be in an up/down status?
Encapsulation mismatch and clock rate issues.
Sh vtp status
Highest logical interface IP - then highest configured IP
Per frame sequence counters and key mixing using temporal keys.

45. class c private addresses
192.168.0.0 to 192.168.255.255
Per frame sequence counters and key mixing using temporal keys.
Only in the address table
Ip ospf authentication - ip ospf authentication-key XXXXX

46. Which command suspends a telnet session?
Unique local unicast range
<ctrl><shift>6 then x
Link establishment - optional authentication - network layer protocol
Point to point

47. What is the default bridge STP priority?
Sh ip ospf interface
192.168.0.0 to 192.168.255.255
32768
Sh arp and sh int

48. Sticky secure mac addresses are stored...
69
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Triggered update - split horizon - route poisoning
In the address table and added to the running config

49. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
::1
Same as ::...same as 0.0.0.0
One to first of many addresses
Sh frame-relay map

50. Which command disables frame-relay inverse arp?
DSSS
Aes-ccmp
Sh frame-relay map
No frame-relay inverse-arp