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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. ipv6 global addresses start with ...
53
Debug ip icmp
TKIP and WEP
2000::/3

2. IPv6 link-local address

3. What rule does dhcp use when an IP address conflict is detected?
Per frame sequence counters and key mixing using temporal keys.
100
The address is removed from the pool until the confilct is resolved.
Link establishment - optional authentication - network layer protocol

4. What is wrong with this command 'ip default-route 10.1.1.1'?
32 bits
Remote router's connection to the frame relay switch isn't working
It should be default-network
Root and designated

5. IPv6 0:0:0:0:0:0:0:0
Same as ::...same as 0.0.0.0
Sh arp and sh int
DSSS
2000::/3

6. name a situation where a default route would be appropriate...
Encapsulation mismatch and clock rate issues.
Used with 6 to 4
To provide routing to a destination not specified in the routing table and is outside the local network
Device identifier - address list - port identifier - capabilites list - platform

7. Which features did wpav4 add to address the weaknesses of WEP?
Q933a - cisco and ansi
Per frame sequence counters and key mixing using temporal keys.
No frame-relay inverse-arp
Split horizon and holddown timers

8. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
::1 same as 127.0.0.1
Triggered update - split horizon - route poisoning
Examples and documentation

9. Which command assigns an IPv6 address to an interface?
Sh arp and sh int
Only in the address table
FECN - BECN - DE
Ipv6 address 2001:0:1:0::2/64 (example)

10. What does config register 0x2100 do?
Local router - frame relay WAN
Point to point
Feature capabilities - hardware platform - run location and compression status
Boots to rommon

11. What is the command to use an ACL for VTY access
Access-class
Decimal - Hex
Publicly routable addresses
Examples and documentation

12. Which command suspends a telnet session?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Ipv6 address 2001:0:1:0::2/64 (example)
Rollover
<ctrl><shift>6 then x

13. Which command disables frame-relay inverse arp?
Access-class
<ctrl><shift>6 then x
No frame-relay inverse-arp
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

14. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
1544 kbps
1 - 2 - 5.5 - 11
Like private ipv4 address - but can't be routed at all
Operational pvc

15. class c private addresses
192.168.0.0 to 192.168.255.255
Show frame-relay lmi
Point to point
In the address table and added to the running config

16. What command kills telnet session #3?
DLCI to an IP address
128 bits
Disconnect 3
25

17. Dynamic secure mac addresses are stored...
Global unicast range
Only in the address table
To configure a route form an ISP router into a corporate network
Feature capabilities - hardware platform - run location and compression status

18. OSPF hello packets are sent to which address?
Highest logical interface IP - then highest configured IP
Rommon
Decimal - Hex
224.0.0.5

19. IPv6 multicast address
Sh ip ospf interface
21
One to many addresses...always start with ff
Leased lines

20. tcp/udp port for telnet
Compression - multilink support - authentication
In the address table and added to the running config
23
Point to point

21. What commands create md5 encrypted ospf authentication?
10 seconds with every 6th message being a full status message
Ripv2 is classless - multicasts - allows authentication
Destined for a single interface
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

22. Which command shows global frame relay stats since the last router reload?
Destined for a single interface
Same subnet
1 - 2 - 5.5 - 11
Sh frame-relay traffic

23. IPv6 0:0:0:0:0:0:192.168.100.1
No LMI is being received by the switch or there is no service between the CPE and frame switch
Per frame sequence counters and key mixing using temporal keys.
172.16.0.0 to 172.31.255.255
Ipv4 address in a mixed environment

24. IPv6 2000::/3
Global unicast range
Multicast range
::1
Per frame sequence counters and key mixing using temporal keys.

25. Differences between ripv1 and ripv2
Same as ::...same as 0.0.0.0
2102
Ripv2 is classless - multicasts - allows authentication
Ipv6 rip <process-name> enable

26. What is the frame relay deleted state?
Ignore nvram (password recovery)
172.16.0.0 to 172.31.255.255
69
No LMI is being received by the switch or there is no service between the CPE and frame switch

27. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
In the address table and added to the running config
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
161

28. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Global unicast range
Examples and documentation
Sh frame-relay map

29. Which command shows mac addresses of stations connected to switch ports?
Same as ::...same as 0.0.0.0
Local router - frame relay WAN
Show arp
By default

30. Which two wireless encryption methods are based on RC4?
::1 same as 127.0.0.1
Ripv2 is classless - multicasts - allows authentication
Like private ipv4 address - but can't be routed at all
TKIP and WEP

31. What sequence of commands creates encrypted eigrp authentication
2000::/3
Arp for the host
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
In the address table and added to the running config

32. What is the frame relay active state?
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
<ctrl><shift>6 then x
Disconnect 3
Operational pvc

33. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
One to first of many addresses
Same subnet
32 bits
Per frame sequence counters and key mixing using temporal keys.

34. tcp/udp port for POP3
Point to point
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
100
Boots to rommon

35. IPv6 0:0:0:0:0:0:0:1
161
::1 same as 127.0.0.1
128 bits
Sh frame-relay map

36. Which command shows pvc mappings between the router and the frame switch?
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
Rollover
Sh frame-relay map
Sh frame-relay pvc

37. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Ipv6 unicast-routing
Operational pvc
Sh ip route eigrp

38. IPv6 anycast address
One to first of many addresses
1 - 2 - 5.5 - 11
One to many addresses...always start with ff
No frame-relay inverse-arp

39. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
No frame-relay inverse-arp
Point to point
1 - 2 - 5.5 - 11

40. What are the two ppp authentication methods?
::1
2102
Pap and chap
1 - 2 - 5.5 - 11

41. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Disconnect 3
In the address table and added to the running config
1544 kbps

42. What 4 things are necessary for 2 routers to form an eigrp relationship?
Rommon
Only in the address table
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
By default

43. IPv6 FE80::/10
Link-local unicast range
Network
TKIP and WEP
Sh frame-relay pvc

44. IPv6 FC00::/7
<ctrl><shift>6 then x
In the address table and added to the running config
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Unique local unicast range

45. Inverse ARP maps a ______ to a ________
Sh vtp status
Ipv6 address 2001:0:1:0::2/64 (example)
DLCI to an IP address
32 bits

46. What encryption does WPA2 use
One to first of many addresses
Sh frame-relay pvc
Sh flash
Aes-ccmp

47. What is the order of preference in a routing table?
Sh frame-relay pvc
Sh frame-relay pvc
Debug ip icmp
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

48. Which command shows global frame relay stats since the last router reload?
TKIP and WEP
Sh frame-relay pvc
10.0.0.0 to 10.255.255.255
Sh frame-relay traffic

49. IPv6 2001:0DB8::/32
Ipv4 address in a mixed environment
10.0.0.0 to 10.255.255.255
Examples and documentation
Ip ospf authentication - ip ospf authentication-key XXXXX

50. What is the LMI DLCI used in Cisco?
32 bits
1023
Sh frame-relay pvc
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp