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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. By default - FR is classified as what type of physical network?
Nonbroadcast multi-access
Sh vtp status
Used with 6 to 4
32 bits

2. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Debug ppp authentication
Sh frame-relay traffic
Sh ip ospf interface
Nonbroadcast multi-access

3. What are the steps in PPP authentication?
Link establishment - optional authentication - network layer protocol
53
By default
Ripv2 is classless - multicasts - allows authentication

4. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
TKIP and WEP
Sh frame-relay map
Decimal - Hex
Highest logical interface IP - then highest configured IP

5. Which 2 port roles forward traffic under 802.1w standard?
Root and designated
1 -2 - 5.5 - 11
Sh frame-relay pvc
Pap and chap

6. What does ripv2 do to prevent routing loops?
Split horizon and holddown timers
Private address. Can be routed locally - but not on Internet
One to first of many addresses
Arp for the host

7. What information is supplied by CDP? (5)
1 - 2 - 5.5 - 11
Device identifier - address list - port identifier - capabilites list - platform
Local router - frame relay WAN
Decimal - Hex

8. Which command disables frame-relay inverse arp?
0
Only in the address table
No frame-relay inverse-arp
Examples and documentation

9. tcp/udp port for FTP control
Sh ip ospf interface
21
To configure a route form an ISP router into a corporate network
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

10. What is the ipv6 loopback address?
53
::1
1 - 2 - 5.5 - 11
Q933a - cisco and ansi

11. What is the LMI DLCI used in Cisco?
1023
Sh ip ospf interface
2102
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

12. IPv6 3FFF:FFFF::/32
DLCI to an IP address
Private address. Can be routed locally - but not on Internet
Link establishment - optional authentication - network layer protocol
Examples and documentation

13. Which command shows if an acl is applied to an interface?
FECN - BECN - DE
Ipv6 rip <process-name> enable
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Sh ip int [interface]

14. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
100
10.0.0.0 to 10.255.255.255
128 bits

15. What command is used to debug the ping command?
Show frame-relay lmi
192.168.0.0 to 192.168.255.255
53
Debug ip icmp

16. What 2 features did WPAV1 add to address WEP's weaknesses?
Point to point
Per frame sequence counters and key mixing using temporal keys.
Debug ppp authentication
Unique local unicast range

17. Which command shows pvc mappings between the router and the frame switch?
120
Pap and chap
Sh frame-relay pvc
It should be default-network

18. IPv6 link-local address

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19. what command shows which vtp server updated the switch
Sh vtp status
One to first of many addresses
FECN - BECN - DE
To configure a route form an ISP router into a corporate network

20. confreg 2120
Sh frame-relay pvc
Network
Rommon
To provide routing to a destination not specified in the routing table and is outside the local network

21. ipv6 global addresses start with ...
2000::/3
One
Used with 6 to 4
32 bits

22. What are the two ppp authentication methods?
Disconnect 3
Rollover
Pap and chap
Link-local unicast range

23. What is the default AD for RIP
120
Like private ipv4 address - but can't be routed at all
Feature capabilities - hardware platform - run location and compression status
53

24. IPv6 2001:0DB8::/32
Ipv6 unicast-routing
Examples and documentation
::1
Debug ip icmp

25. What is the LMI DLCI used in ANSI?
0
No frame-relay inverse-arp
224.0.0.5
The address is removed from the pool until the confilct is resolved.

26. IPv6 2000::/3
By default
Show arp
Sh ip ospf interface
Global unicast range

27. What does config register 0x2100 do?
Ipv6 unicast-routing
10.0.0.0 to 10.255.255.255
Same subnet
Boots to rommon

28. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
<ctrl><shift>6 then x
1544 kbps
Sh frame-relay pvc

29. Which command turns on RIPng for ipv6?
Only in the address table
1 - 2 - 5.5 - 11
Ipv6 rip <process-name> enable
Global unicast range

30. What type of frame subinterface do you use for hub and spoke?
Point to point
Examples and documentation
Show arp
Ipv6 unicast-routing

31. What can you utilize by using PPP layer 2 encapsulation?
Rommon
1 -2 - 5.5 - 11
By default
Compression - multilink support - authentication

32. Sticky secure mac addresses are stored...
In the address table and added to the running config
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Examples and documentation
Operational pvc

33. name a situation where a static route would be appropriate...
To configure a route form an ISP router into a corporate network
224.0.0.5
Split horizon and holddown timers
Link-local unicast range

34. Differences between ripv1 and ripv2
Compression - multilink support - authentication
Boots to rommon
Ripv2 is classless - multicasts - allows authentication
Ipv6 rip <process-name> enable

35. class a private addresses
Feature capabilities - hardware platform - run location and compression status
10.0.0.0 to 10.255.255.255
Leased lines
Link-local unicast range

36. IPv6 global unicast addresses
Operational pvc
Publicly routable addresses
Q933a - cisco and ansi
Rommon

37. What command shows the amount of memory being used and whether there is enough room to load a new image?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Leased lines
Pap and chap
Sh flash

38. Which command shows frame relay status and keep-alive information?
Aes-ccmp
Show frame-relay lmi
Only in the address table
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

39. What type of frame subinterface do you use for hub and spoke?
Multicast range
It should be default-network
Ipv6 unicast-routing
Point to point

40. What command kills telnet session #3?
Triggered update - split horizon - route poisoning
Disconnect 3
No LMI is being received by the switch or there is no service between the CPE and frame switch
Ripv2 is classless - multicasts - allows authentication

41. Dynamic secure mac addresses are stored...
Only in the address table
Unique local unicast range
Multicast range
Compression - multilink support - authentication

42. Which command turns on IPv6 routing?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Sh ip route eigrp
DSSS
Ipv6 unicast-routing

43. What is the order of preference in a routing table?
Sh ip int [interface]
Sh frame-relay traffic
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
::1

44. 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
One to first of many addresses
::1
Remote router's connection to the frame relay switch isn't working

45. IPv6 0:0:0:0:0:0:0:1
Same subnet
::1 same as 127.0.0.1
Debug ip icmp
Access-class

46. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
10.0.0.0 to 10.255.255.255
Unique local unicast range
Multicast range
1 - 2 - 5.5 - 11

47. What sequence of commands creates encrypted eigrp authentication
Publicly routable addresses
Sh frame-relay pvc
Rollover
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

48. Which command shows mac addresses of stations connected to switch ports?
Show arp
Sh frame-relay map
Examples and documentation
DSSS

49. Which command shows global frame relay stats since the last router reload?
1023
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay traffic
Aes-ccmp

50. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
0
20
Destined for a single interface