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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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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. What command displays the CHAP authentication process in real time?
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
21
Debug ppp authentication
Per frame sequence counters and key mixing using temporal keys.

2. What rule does dhcp use when an IP address conflict is detected?
The address is removed from the pool until the confilct is resolved.
TKIP and WEP
Examples and documentation
DSSS

3. How long is an IPv6 address?
Like private ipv4 address - but can't be routed at all
Sh arp and sh int
128 bits
Encapsulation mismatch and clock rate issues.

4. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
Used with 6 to 4
10 seconds with every 6th message being a full status message
20

5. Static secure mac addresses are stored...
Publicly routable addresses
In the address table and added to the running config
Operational pvc
Local router - frame relay WAN

6. What command kills telnet session #3?
23
Link establishment - optional authentication - network layer protocol
Disconnect 3
Decimal - Hex

7. Name 2 reasons a serial connection can be in an up/down status?
120
Encapsulation mismatch and clock rate issues.
No frame-relay inverse-arp
No LMI is being received by the switch or there is no service between the CPE and frame switch

8. Which command turns on IPv6 routing?
Publicly routable addresses
Show frame-relay lmi
Ipv6 unicast-routing
Ripv2 is classless - multicasts - allows authentication

9. class a private addresses
Unique local unicast range
Global unicast range
10.0.0.0 to 10.255.255.255
DSSS

10. What is the default bridge STP priority?
Access-class
Only in the address table
Debug ppp authentication
32768

11. ipv6 global addresses start with ...
::1
Compression - multilink support - authentication
Ipv6 address 2001:0:1:0::2/64 (example)
2000::/3

12. What type of frame subinterface do you use for hub and spoke?
Operational pvc
1023
Sh arp and sh int
Point to point

13. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Only in the address table
Triggered update - split horizon - route poisoning
Decimal - Hex
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

14. What does ripv2 do to prevent routing loops?
Used with 6 to 4
Split horizon and holddown timers
Unique local unicast range
53

15. What is the ipv6 loopback address?
Used with 6 to 4
Sh ip int [interface]
DSSS
::1

16. What spread spectrum technology does 802.11b use?
DSSS
Like private ipv4 address - but can't be routed at all
Sh ip eigrp neighbors
Sh frame-relay traffic

17. tcp/udp port for SMTP
Ip ospf authentication - ip ospf authentication-key XXXXX
32 bits
Sh ip route eigrp
25

18. IPv6 2001:0DB8::/32
Examples and documentation
One to many addresses...always start with ff
Used with 6 to 4
Only in the address table

19. What is the order of preference in a routing table?
Private address. Can be routed locally - but not on Internet
Operational pvc
FECN - BECN - DE
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp

20. What are the three options for LMI in FR?
Q933a - cisco and ansi
Same as ::...same as 0.0.0.0
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Sh arp and sh int

21. tcp/udp port for FTP control
21
Ipv6 address 2001:0:1:0::2/64 (example)
2102
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz

22. Does is-is support VLSM?
Ip addresses are conserved if vlsm is not used for subnetting
Yes
Like private ipv4 address - but can't be routed at all
25

23. What is the first action that a host will take when sending data to a host on a different network?
No LMI is being received by the switch or there is no service between the CPE and frame switch
1023
Publicly routable addresses
Arp for the host

24. Which command assigns an IPv6 address to an interface?
Ipv6 address 2001:0:1:0::2/64 (example)
Like private ipv4 address - but can't be routed at all
Split horizon and holddown timers
By default

25. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
::1 same as 127.0.0.1
To provide routing to a destination not specified in the routing table and is outside the local network
32 bits

26. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Examples and documentation
Point to point
Show frame-relay lmi
Ip addresses are conserved if vlsm is not used for subnetting

27. udp port for DNS
No LMI is being received by the switch or there is no service between the CPE and frame switch
Bypass startup config - initial config mode - password recovery
No frame-relay inverse-arp
53

28. What 3 things are necessary for 2 routers to establish ospf neighborship?
Link-local unicast range
Pap and chap
53
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match

29. What is the default AD for RIP
0
120
Global unicast range
::1 same as 127.0.0.1

30. Which features did wpav4 add to address the weaknesses of WEP?
Private address. Can be routed locally - but not on Internet
Sh frame-relay map
Per frame sequence counters and key mixing using temporal keys.
Rollover

31. What is the frame relay inactive state?

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32. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
One to first of many addresses
1 - 2 - 5.5 - 11
Per frame sequence counters and key mixing using temporal keys.
Point to point

33. What does config register 0x2100 do?
FECN - BECN - DE
53
TKIP and WEP
Boots to rommon

34. IPv6 global unicast addresses
53
Compression - multilink support - authentication
Feature capabilities - hardware platform - run location and compression status
Publicly routable addresses

35. What does a frame relay pvc status of inactive indicate?
Bypass startup config - initial config mode - password recovery
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Global unicast range

36. What type of cable connects the router's aux port to a modem?
Remote router's connection to the frame relay switch isn't working
1023
Rollover
Link-local unicast range

37. What commands create md5 encrypted ospf authentication?
Sh frame-relay map
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Like private ipv4 address - but can't be routed at all
Point to point

38. What command shows the status of PVC - FECN - BECN
Feature capabilities - hardware platform - run location and compression status
Device identifier - address list - port identifier - capabilites list - platform
Sh frame-relay pvc
DSSS

39. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Triggered update - split horizon - route poisoning
23
FECN - BECN - DE
Sh ip ospf interface

40. What 4 things are necessary for 2 routers to form an eigrp relationship?
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 same as 127.0.0.1
Only in the address table
Sh ip ospf interface

41. tcp/udp port for SNMP
Sh arp and sh int
Bypass startup config - initial config mode - password recovery
Feature capabilities - hardware platform - run location and compression status
161

42. Which 2 commands show IP address associated with a MAC address
Global unicast range
Ipv6 unicast-routing
Sh arp and sh int
0

43. IPv6 multicast address
It should be default-network
::1
10 seconds with every 6th message being a full status message
One to many addresses...always start with ff

44. confreg 2120
Sh ip int [interface]
Sh frame-relay pvc
Link establishment - optional authentication - network layer protocol
Rommon

45. tcp/udp port for telnet
25
23
0
Link establishment - optional authentication - network layer protocol

46. What are the two ppp authentication methods?
Pap and chap
DSSS
32 bits
Point to point

47. Dynamic secure mac addresses are stored...
Per frame sequence counters and key mixing using temporal keys.
Only in the address table
Sh ip int [interface]
1 - 2 - 5.5 - 11

48. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Aes-ccmp
128 bits
No LMI is being received by the switch or there is no service between the CPE and frame switch

49. IPv6 unique local address
Per frame sequence counters and key mixing using temporal keys.
Show frame-relay lmi
Root and designated
Private address. Can be routed locally - but not on Internet

50. Which command disables frame-relay inverse arp?
Examples and documentation
Per frame sequence counters and key mixing using temporal keys.
No frame-relay inverse-arp
Like private ipv4 address - but can't be routed at all

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