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CCNA Updated

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Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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1. udp port for DNS
53
Sh frame-relay traffic
161
Compression - multilink support - authentication

2. What are the two ppp authentication methods?
Pap and chap
Sh vtp status
Disconnect 3
Same subnet

3. tcp/udp port for SNMP
1 -2 - 5.5 - 11
161
Rollover
32 bits

4. Which two wireless encryption methods are based on RC4?
Q933a - cisco and ansi
TKIP and WEP
Ip ospf authentication - ip ospf authentication-key XXXXX
Decimal - Hex

5. What is the ipv6 loopback adddress?
161
120
::1
Sh frame-relay pvc

6. Which command shows mac addresses of stations connected to switch ports?
Encapsulation mismatch and clock rate issues.
Sh ip int [interface]
Only in the address table
Show arp

7. IPv6 FE80::/10
One
Link-local unicast range
172.16.0.0 to 172.31.255.255
0

8. confreg 2142
Aes-ccmp
It should be default-network
Ignore nvram (password recovery)
No LMI is being received by the switch or there is no service between the CPE and frame switch

9. name a situation where a default route would be appropriate...
To provide routing to a destination not specified in the routing table and is outside the local network
Per frame sequence counters and key mixing using temporal keys.
Show frame-relay lmi
Only in the address table

10. Which command shows pvc mappings between the router and the frame switch?
20
Same subnet
Sh frame-relay pvc
Ipv4 address in a mixed environment

11. What encryption does WPA2 use
In the address table and added to the running config
Aes-ccmp
TKIP and WEP
Yes

12. What type of frame subinterface do you use for hub and spoke?
Destined for a single interface
192.168.0.0 to 192.168.255.255
Debug ip icmp
Point to point

13. IPv6 0:0:0:0:0:0:192.168.100.1
0
By default
Sh ip int [interface]
Ipv4 address in a mixed environment

14. What does a frame relay pvc status of inactive indicate?
Destined for a single interface
224.0.0.5
Show frame-relay lmi
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

15. EIGRP summarizes at class boundaries...
Ipv6 address 2001:0:1:0::2/64 (example)
Ignore nvram (password recovery)
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

16. How long is an IPv4 address?
Examples and documentation
Rollover
32 bits
53

17. Which command shows only EIGRP routes?
Sh ip route eigrp
2000::/3
20
25

18. What command is used to debug the ping command?
Debug ip icmp
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
1 -2 - 5.5 - 11
Per frame sequence counters and key mixing using temporal keys.

19. Name 2 reasons a serial connection can be in an up/down status?
Debug ppp authentication
Encapsulation mismatch and clock rate issues.
Yes
161

20. What is the default configuration register setting?
2102
10.0.0.0 to 10.255.255.255
Per frame sequence counters and key mixing using temporal keys.
Root and designated

21. What is the ipv6 loopback address?
No LMI is being received by the switch or there is no service between the CPE and frame switch
::1
<ctrl><shift>6 then x
1544 kbps

22. What is the frame relay inactive state?

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23. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Decimal - Hex
Show arp
Link-local unicast range
Sh flash

24. Sticky secure mac addresses are stored...
In the address table and added to the running config
Local router - frame relay WAN
Examples and documentation
Highest logical interface IP - then highest configured IP

25. What criteria does OSPF use to determine RID?
::1 same as 127.0.0.1
Highest logical interface IP - then highest configured IP
Ipv6 address 2001:0:1:0::2/64 (example)
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

26. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
Highest logical interface IP - then highest configured IP
0
Examples and documentation

27. what 3 things can be deduced from the IOS image file name?
Sh ip eigrp neighbors
Ipv6 address 2001:0:1:0::2/64 (example)
Feature capabilities - hardware platform - run location and compression status
::1

28. What are the three types of congestion notification used by frame relay?
Ipv4 address in a mixed environment
Ip ospf authentication - ip ospf authentication-key XXXXX
128 bits
FECN - BECN - DE

29. IPv6 2001:0DB8::/32
Debug ip icmp
Sh vtp status
Examples and documentation
Nonbroadcast multi-access

30. Which command shows if an acl is applied to an interface?
Ripv2 is classless - multicasts - allows authentication
69
Sh ip int [interface]
Debug ppp authentication

31. tcp/udp port for SMTP
Rommon
Operational pvc
25
Debug ppp authentication

32. OSPF hello packets are sent to which address?
Multicast range
224.0.0.5
Arp for the host
Sh arp and sh int

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

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34. Which command shows pvc mappings between the router and the frame switch?
DLCI to an IP address
Sh frame-relay pvc
DSSS
Ipv4 address in a mixed environment

35. class a private addresses
1023
128 bits
10.0.0.0 to 10.255.255.255
Rollover

36. By default - FR is classified as what type of physical network?
Disconnect 3
20
Triggered update - split horizon - route poisoning
Nonbroadcast multi-access

37. What commands create md5 encrypted ospf authentication?
Link establishment - optional authentication - network layer protocol
1 - 2 - 5.5 - 11
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Show arp

38. What command displays the CHAP authentication process in real time?
192.168.0.0 to 192.168.255.255
Debug ppp authentication
Local router - frame relay WAN
No LMI is being received by the switch or there is no service between the CPE and frame switch

39. What 4 things are necessary for 2 routers to form an eigrp relationship?
1 -2 - 5.5 - 11
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
Destined for a single interface
Aes-ccmp

40. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
To configure a route form an ISP router into a corporate network
Debug ip icmp
Aes-ccmp

41. How often do LMI messages flow?
Ip ospf authentication - ip ospf authentication-key XXXXX
DSSS
<ctrl><shift>6 then x
10 seconds with every 6th message being a full status message

42. What does config register 0x2142 do?
Disconnect 3
DSSS
Bypass startup config - initial config mode - password recovery
Aes-ccmp

43. What is the frame relay active state?
Operational pvc
Access-class
Unique local unicast range
Nonbroadcast multi-access

44. Which command shows frame relay status and keep-alive information?
Used with 6 to 4
Show frame-relay lmi
1 - 2 - 5.5 - 11
Point to point

45. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
1 -2 - 5.5 - 11
No frame-relay inverse-arp
Ip addresses are conserved if vlsm is not used for subnetting
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

46. What spread spectrum technology does 802.11b use?
Sh ip eigrp neighbors
::1
DSSS
Same as ::...same as 0.0.0.0

47. Differences between ripv1 and ripv2
Ripv2 is classless - multicasts - allows authentication
Decimal - Hex
Point to point
Sh frame-relay pvc

48. Which command assigns an IPv6 address to an interface?
192.168.0.0 to 192.168.255.255
32768
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
Ipv6 address 2001:0:1:0::2/64 (example)

49. tcp/udp port for DNS
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
No LMI is being received by the switch or there is no service between the CPE and frame switch
53
Unique local unicast range

50. Which command shows global frame relay stats since the last router reload?
The address is removed from the pool until the confilct is resolved.
23
FECN - BECN - DE
Sh frame-relay traffic

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