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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. What is the default bridge STP priority?
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
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
25
32768

2. Which command shows only EIGRP routes?
Sh ip route eigrp
161
In the address table and added to the running config
To provide routing to a destination not specified in the routing table and is outside the local network

3. What type of frame subinterface do you use for hub and spoke?
Sh frame-relay pvc
Rommon
The address is removed from the pool until the confilct is resolved.
Point to point

4. Which command turns on IPv6 routing?
Ipv6 unicast-routing
To configure a route form an ISP router into a corporate network
Only in the address table
Publicly routable addresses

5. Frame relay point to point interfaces emulate _______
Debug ip icmp
1 -2 - 5.5 - 11
Leased lines
25

6. 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
Destined for a single interface
Show arp
Triggered update - split horizon - route poisoning

7. tcp/udp port for telnet
Ip addresses are conserved if vlsm is not used for subnetting
Multicast range
Link establishment - optional authentication - network layer protocol
23

8. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
23
Boots to rommon
FECN - BECN - DE
1 - 2 - 5.5 - 11

9. ipv6 global addresses start with ...
120
2000::/3
One
Same subnet

10. IPv6 0:0:0:0:0:0:0:1
::1 same as 127.0.0.1
Same as ::...same as 0.0.0.0
To provide routing to a destination not specified in the routing table and is outside the local network
Rommon

11. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
To configure a route form an ISP router into a corporate network
Network
Sh frame-relay map
Operational pvc

12. What does config register 0x2100 do?
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
DLCI to an IP address
Boots to rommon
::1

13. At which layer should you begin troubleshooting QOS issues?
Unique local unicast range
Show arp
Network
Sh frame-relay traffic

14. tcp/udp port for SMTP
Device identifier - address list - port identifier - capabilites list - platform
Ip ospf authentication - ip ospf authentication-key XXXXX
Unique local unicast range
25

15. Which command turns on RIPng for ipv6?
Sh ip ospf interface
Sh frame-relay traffic
Sh ip route eigrp
Ipv6 rip <process-name> enable

16. what 3 things can be deduced from the IOS image file name?
23
Feature capabilities - hardware platform - run location and compression status
Leased lines
Remote router's connection to the frame relay switch isn't working

17. Which command shows mac addresses of stations connected to switch ports?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Show arp
Debug ppp authentication
DSSS

18. Sticky secure mac addresses are stored...
In the address table and added to the running config
Sh frame-relay pvc
Remote router's connection to the frame relay switch isn't working
Multicast range

19. What is the command to use an ACL for VTY access
Aes-ccmp
10.0.0.0 to 10.255.255.255
Used with 6 to 4
Access-class

20. IPv6 3FFF:FFFF::/32
Examples and documentation
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

21. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Debug ppp authentication
Highest logical interface IP - then highest configured IP
53

22. What command shows the amount of memory being used and whether there is enough room to load a new image?
Sh flash
Sh ip ospf interface
Arp for the host
Operational pvc

23. What is the first action that a host will take when sending data to a host on a different network?
DSSS
Encapsulation mismatch and clock rate issues.
Arp for the host
Used with 6 to 4

24. confreg 2120
To provide routing to a destination not specified in the routing table and is outside the local network
Show arp
Rommon
To configure a route form an ISP router into a corporate network

25. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
No LMI is being received by the switch or there is no service between the CPE and frame switch
Yes
The pvc is correctly configured - but there is an issue on the remote end of the pvc.

26. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Destined for a single interface
One to many addresses...always start with ff
Point to point
1544 kbps

27. Which 2 commands show IP address associated with a MAC address
Like private ipv4 address - but can't be routed at all
Same subnet
Sh arp and sh int
No frame-relay inverse-arp

28. Which command shows pvc mappings between the router and the frame switch?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Sh frame-relay pvc
Encapsulation mismatch and clock rate issues.
Boots to rommon

29. tcp/udp port for FTP data
In the address table and added to the running config
Sh flash
20
DSSS

30. class a private addresses
Ipv6 unicast-routing
Destined for a single interface
10.0.0.0 to 10.255.255.255
Disconnect 3

31. Which command disables frame-relay inverse arp?
Bypass startup config - initial config mode - password recovery
Rommon
No frame-relay inverse-arp
Point to point

32. What 4 things are necessary for 2 routers to form an eigrp relationship?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
One to first of many addresses
The address is removed from the pool until the confilct is resolved.
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

33. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Same subnet
Operational pvc
1 -2 - 5.5 - 11
One to many addresses...always start with ff

34. What commands create plain-text ospf authentication?
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh frame-relay traffic
One to first of many addresses
Sh ip eigrp neighbors

35. Which command disables frame-relay inverse arp?
No frame-relay inverse-arp
Examples and documentation
Boots to rommon
Sh frame-relay traffic

36. What command kills telnet session #3?
Disconnect 3
Network
2102
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

37. What 2 features did WPAV1 add to address WEP's weaknesses?
161
Per frame sequence counters and key mixing using temporal keys.
Aes-ccmp
Show frame-relay lmi

38. What encryption does WPA2 use
It should be default-network
Sh ip route eigrp
Aes-ccmp
25

39. IPv6 unique local address
Same subnet
120
Leased lines
Private address. Can be routed locally - but not on Internet

40. What is the LMI DLCI used in ANSI?
Show frame-relay lmi
32768
Point to point
0

41. confreg 2142
Ignore nvram (password recovery)
25
Arp for the host
Boots to rommon

42. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Ignore nvram (password recovery)
Arp for the host
Global unicast range

43. Which features did wpav4 add to address the weaknesses of WEP?
Global unicast range
Per frame sequence counters and key mixing using temporal keys.
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Point to point

44. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Sh ip ospf interface
Point to point
Link-local unicast range
Bypass startup config - initial config mode - password recovery

45. What is the frame relay inactive state?

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46. What does ripv2 do to prevent routing loops?
Split horizon and holddown timers
::1
Sh vtp status
Unique local unicast range

47. Inverse ARP maps a ______ to a ________
::1
No LMI is being received by the switch or there is no service between the CPE and frame switch
Sh ip ospf interface
DLCI to an IP address

48. What command is used to debug the ping command?
Debug ip icmp
53
Publicly routable addresses
Pap and chap

49. IPv6 link-local address

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50. OSPF hello packets are sent to which address?
Used with 6 to 4
Feature capabilities - hardware platform - run location and compression status
To provide routing to a destination not specified in the routing table and is outside the local network
224.0.0.5

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