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CCNA Updated

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. Which command shows only EIGRP routes?
Sh ip route eigrp
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
2000::/3
Ipv4 address in a mixed environment

2. What is the frame relay inactive state?

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3. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Per frame sequence counters and key mixing using temporal keys.
One
Rommon
Examples and documentation

4. Which command disables frame-relay inverse arp?
Compression - multilink support - authentication
25
No frame-relay inverse-arp
Debug ppp authentication

5. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Compression - multilink support - authentication
To provide routing to a destination not specified in the routing table and is outside the local network
Sh frame-relay map
Ip addresses are conserved if vlsm is not used for subnetting

6. IPv6 0:0:0:0:0:0:192.168.100.1
Ipv4 address in a mixed environment
Sh frame-relay pvc
Sh ip route eigrp
Boots to rommon

7. Which command shows pvc mappings between the router and the frame switch?
Rollover
Sh frame-relay pvc
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Per frame sequence counters and key mixing using temporal keys.

8. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Private address. Can be routed locally - but not on Internet
Same subnet
100

9. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
DLCI to an IP address
Q933a - cisco and ansi
Sh ip eigrp neighbors
Ip addresses are conserved if vlsm is not used for subnetting

10. tcp/udp port for SMTP
1023
Sh flash
25
DSSS

11. What is the default bridge STP priority?
100
32768
Split horizon and holddown timers
TKIP and WEP

12. IPv6 unique local address
Private address. Can be routed locally - but not on Internet
Destined for a single interface
Disconnect 3
The address is removed from the pool until the confilct is resolved.

13. IPv6 2002::/16
Ripv2 is classless - multicasts - allows authentication
Arp for the host
Point to point
Used with 6 to 4

14. What type of frame subinterface do you use for hub and spoke?
It should be default-network
Point to point
Show frame-relay lmi
By default

15. What is the LMI DLCI used in ANSI?
Ripv2 is classless - multicasts - allows authentication
Bypass startup config - initial config mode - password recovery
Sh ip eigrp neighbors
0

16. Which command turns on RIPng for ipv6?
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.
Ipv6 rip <process-name> enable
69

17. What does ripv2 do to prevent routing loops?
::1
Split horizon and holddown timers
Sh frame-relay pvc
::1

18. OSPF hello packets are sent to which address?
Ipv4 address in a mixed environment
224.0.0.5
Sh frame-relay pvc
Yes

19. What is the order of preference in a routing table?
Link establishment - optional authentication - network layer protocol
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
It should be default-network
Feature capabilities - hardware platform - run location and compression status

20. What are the two ppp authentication methods?
0
1023
Pap and chap
10 seconds with every 6th message being a full status message

21. What are the three options for LMI in FR?
Link establishment - optional authentication - network layer protocol
Sh vtp status
Q933a - cisco and ansi
Ipv6 unicast-routing

22. What commands create plain-text ospf authentication?
Ip ospf authentication - ip ospf authentication-key XXXXX
Debug ppp authentication
Private address. Can be routed locally - but not on Internet
Sh ip int [interface]

23. what command shows which vtp server updated the switch
In the address table and added to the running config
Sh ip eigrp neighbors
Link establishment - optional authentication - network layer protocol
Sh vtp status

24. name a situation where a static route would be appropriate...
Device identifier - address list - port identifier - capabilites list - platform
To configure a route form an ISP router into a corporate network
FECN - BECN - DE
TKIP and WEP

25. What commands create md5 encrypted ospf authentication?
53
100
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Show frame-relay lmi

26. IPv6 multicast address
20
One to many addresses...always start with ff
Device identifier - address list - port identifier - capabilites list - platform
Same subnet

27. What is the ipv6 loopback address?
Boots to rommon
Destined for a single interface
::1
FECN - BECN - DE

28. IPv6 2001:0DB8::/32
Debug ppp authentication
Examples and documentation
Sh frame-relay pvc
Debug ip icmp

29. tcp/udp port for FTP control
Leased lines
::1
Same as ::...same as 0.0.0.0
21

30. Which command shows mac addresses of stations connected to switch ports?
Remote router's connection to the frame relay switch isn't working
21
Show arp
Root and designated

31. IPv6 FE80::/10
120
Sh ip ospf interface
One to first of many addresses
Link-local unicast range

32. Name 2 reasons a serial connection can be in an up/down status?
Encapsulation mismatch and clock rate issues.
No LMI is being received by the switch or there is no service between the CPE and frame switch
Global unicast range
Examples and documentation

33. Which features did wpav4 add to address the weaknesses of WEP?
Sh ip int [interface]
Per frame sequence counters and key mixing using temporal keys.
Only in the address table
The address is removed from the pool until the confilct is resolved.

34. udp port for DNS
53
::1
Debug ip icmp
Used with 6 to 4

35. Static secure mac addresses are stored...
Ip addresses are conserved if vlsm is not used for subnetting
In the address table and added to the running config
Ipv4 address in a mixed environment
161

36. What type of cable connects the router's aux port to a modem?
Ipv6 unicast-routing
Rollover
Show frame-relay lmi
TKIP and WEP

37. IPv6 3FFF:FFFF::/32
Leased lines
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Link-local unicast range
Examples and documentation

38. IPv6 global unicast addresses
Triggered update - split horizon - route poisoning
Link-local unicast range
Publicly routable addresses
Encapsulation mismatch and clock rate issues.

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

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40. class a private addresses
10.0.0.0 to 10.255.255.255
Yes
In the address table and added to the running config
Per frame sequence counters and key mixing using temporal keys.

41. What is the command to use an ACL for VTY access
2000::/3
To provide routing to a destination not specified in the routing table and is outside the local network
Access-class
Decimal - Hex

42. Which command suspends a telnet session?
Show frame-relay lmi
Sh frame-relay pvc
<ctrl><shift>6 then x
Ip ospf authentication - ip ospf authentication-key XXXXX

43. By default - FR is classified as what type of physical network?
Nonbroadcast multi-access
Sh arp and sh int
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

44. class b private addresses
172.16.0.0 to 172.31.255.255
Rollover
One
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address

45. What type of frame subinterface do you use for hub and spoke?
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh frame-relay map
Decimal - Hex
Point to point

46. How does ripv2 respond to topology changes?
Link-local unicast range
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
Triggered update - split horizon - route poisoning
2000::/3

47. Does is-is support VLSM?
Leased lines
Device identifier - address list - port identifier - capabilites list - platform
Yes
192.168.0.0 to 192.168.255.255

48. What is the default AD for RIP
120
Ipv6 unicast-routing
10 seconds with every 6th message being a full status message
2000::/3

49. What 2 features did WPAV1 add to address WEP's weaknesses?
Per frame sequence counters and key mixing using temporal keys.
Local router - frame relay WAN
No LMI is being received by the switch or there is no service between the CPE and frame switch
172.16.0.0 to 172.31.255.255

50. What can you utilize by using PPP layer 2 encapsulation?
Only in the address table
No frame-relay inverse-arp
Compression - multilink support - authentication
Ipv6 rip <process-name> enable