Instructions:

• Answer 50 questions in 15 minutes.
• If you are not ready to take this test, you can study here.
• Match each statement with the correct term.
• Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

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. Summarization of network information usually occurs where?
15.....16 hops and the interface is down
Between areas?
Automatically
Every 30 Seconds


2. What address is FE80:/10
224.0.0.5
The Diffusing Update Algorithm (DUAL)
OSPF Neighbor adjacencies - OSPF routing table - and OSPF authentication
Private: link local


3. When placing ACL's in the Network...Do what?

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4. Spanning-Tree cost of 19
It is never useful to send information about a route back in the direction from which the original info came.
100Mb/s
The inverse of a subnet mask.
Is a classless link-state protocol - creates a neighbor relationship by exchanging hello packets - propagates LSA's rather than routing table updates.


5. When do you use Access-Class
Scalable and fast convergence
1.) Enter the Routing Manually 2.) Use Dymamic Routing
224.0.0.10
For line vty 0 4


6. Classful Protocols summarize
Not scalable - hard to maintain as the network grows
For line vty 0 4
A group of end stations with a common set of requirements - independent of their physical location
Automatically


7. Spanning-Tree cost of 100
Cannot create - modify or delete VLAN's - sends and forwards advertisements - synchronizes VLAn configurations.
1.) Enter the Routing Manually 2.) Use Dymamic Routing
RIPv2 & EIGRP
10Mb/s


8. Describe a Inbound ACL
Inter-VLAN routing
Packets are processed before they are routed to an outbound interface.
1Gb/s
Advertised Distance & Feasible distance


9. How often are LMI's sent out?
Every 10 Seconds
Area-ID - hello/dead intervals - authentication - and stub area flag and same IP subnet.
Creates - Modifies - and deletes VLAN's - Sends and forwards advertisements - Synchronizes VLAN configuration
Every 5 seconds


10. What Layer does Frame Relay operate at?
Is the time in seconds that a router waits to hear from a neighbor before declaring the router out of service.
Advance Distance Vector
Layers 1 & 2
Propagation of partial updates that are sent only to those routers that the changes affect.


11. Admin distance of a connected Network?
0
It is a means for statistically multiplexing many logical data conversations also known as virtual circuits on a single physical transmission link.
32768
One ACL per protocol - One ACL per direction - Once ACL per interface


12. Admin distance of RIPv2
Automatically
Only with Cisco IOS software release 12.3 (2) T
120
Not scalable - hard to maintain as the network grows


13. How often does a router send link-state advertisements?
0
Every 30 minutes by default
IETF
4


14. What does bounded refer to?
224.0.0.10
Classful - No VLSM - Broadcast addressing - No route summarization - or Authentication
Packet Header
Propagation of partial updates that are sent only to those routers that the changes affect.


15. What is ::1
4 times the hello interval
IETF
224.0.0.5
Loopback


16. Describe features of RIPv2
2^n-2
Classless - VLSM capable - Subnet mask sent in routing update - Multicast addressing - Supports route summarization - and authentication
90
Routes First/ Tests second


17. What two parameters does EIGRP use to determine the best route?
Advertised Distance & Feasible distance
Propagation of partial updates that are sent only to those routers that the changes affect.
Is a classless link-state protocol - creates a neighbor relationship by exchanging hello packets - propagates LSA's rather than routing table updates.
Not scalable - hard to maintain as the network grows


18. With ACL's where does the router extract information
Only topology within their respective area.
Packet Header
Cisco - ANSI - Q.933A
Loopback


19. VTP Server Mode does what?

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20. By default - EIGRP will perform automatic summarization on classful boundaries. True or False
Associating the network address with a local DLCI.
Incoming packets are routed to the outbound interface - and then they are processed through the outbound ACL
TRUE
By DLCI's


21. Explain how routing loops occur with RIP?
Convergence
...
Associating the network address with a local DLCI.
Link-State


22. In regards to ACL's What are the three protocols?
DROTHER
Associating the network address with a local DLCI.
15.....16 hops and the interface is down
One ACL per protocol - One ACL per direction - Once ACL per interface


23. In Link state terminology - What is a link?

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24. OSPF routes packets within a single?
Test Firsts/ Routes Second
4
RIPv2 and EIGRP
Autonomous System


25. In Link state terminology - What is a link?
A link is an interface on a router
Plaintext and MD5
Not scalable - hard to maintain as the network grows
Area Border Router


26. VTP Transparent Mode does what?

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27. Formula for determining hosts
No
It is the signaling standard that maintains connection and statues between the DCE and DTE
2^n-2
32768


28. What are the two ways routers can learn about the destination information?
Distance Vector
1.) Enter the Routing Manually 2.) Use Dymamic Routing
Propagation of partial updates that are sent only to those routers that the changes affect.
Multiple virtual interfaces that are associated with one physical interface


29. Routers running distances vector routing protocol send periodic updates even if there are no changes in the network. True or False?
TRUE
Checks the source address and then permits or denies the entire protocol suite
0
Multiple virtual interfaces that are associated with one physical interface


30. How often are OSPF hello packets sent out?
Determines the cost which is the bandwidth
Every 10 seconds
R= Rip protocol; You can reach network 192.168.1.0 in two hops. The 120 is the admin distance and the 2 is the metric (hop). and it can be reached via the 10.1.1.2 network.
Port based


31. What does the DR do?
The update only includes info about the route change
Updates all DROTHER Routers when a change occurs
15.....16 hops and the interface is down
Autonomous System


32. How often are periodic updates sent out via RIP
Unicast - Multicast - Anycast
Every 30 Seconds
Reduce the link-state database and routing table
0


33. What is the Shortest Path First algorithm also called?

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34. Max_age time for BPDU's

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35. How does a Standard ACL work?
For line vty 0 4
Checks the source address and then permits or denies the entire protocol suite
MD5 and you have to enable it if you want to use it.
4


36. What is a VLAN
A group of end stations with a common set of requirements - independent of their physical location
It is never useful to send information about a route back in the direction from which the original info came.
TRUE
Domain


37. How does Link-State work?
Each router builds a map of the network and determines the shortest path to every network.
OSPF Neighbor adjacencies - OSPF routing table - and OSPF authentication
IP
Scalable and fast convergence


38. What is one to nearest
Anycast
110
It is never useful to send information about a route back in the direction from which the original info came.
All backup routes for destinations.


39. Can a Router exchange routing information if they are using different Routing Protocols?
Incoming packets are routed to the outbound interface - and then they are processed through the outbound ACL
Inter-VLAN routing
Plaintext and MD5
No


40. Spanning-Tree coast of 4
Anycast
1
TRUE
1Gb/s


41. What does this mean? R 192.168.1.0/24 [120/2] via 10.1.1.2
Select the routing protocol - then specify the network.
15.....16 hops and the interface is down
R= Rip protocol; You can reach network 192.168.1.0 in two hops. The 120 is the admin distance and the 2 is the metric (hop). and it can be reached via the 10.1.1.2 network.
It combines the advantages of Link-State and Distance vector routing protocols.


42. The AS number must what?
The Root bridge is the bridge with the lowest bridge ID
Match on all routers or it will not work
90
Is a classless link-state protocol - creates a neighbor relationship by exchanging hello packets - propagates LSA's rather than routing table updates.


43. Example of a Routing Protocol?
EIGRP - OSPF - RIP
Advance Distance Vector
Not scalable - hard to maintain as the network grows
Multiple virtual interfaces that are associated with one physical interface


44. What is Frame Relay?
Scalable and fast convergence
Aka Subnet mask
It is a means for statistically multiplexing many logical data conversations also known as virtual circuits on a single physical transmission link.
DROTHER


45. Why is EIGRP considered a Hybrid routing protocol?
It combines the advantages of Link-State and Distance vector routing protocols.
Incoming packets are routed to the outbound interface - and then they are processed through the outbound ACL
TRUE
Susceptible to routing loops


46. In bridge root selection - if the bridge prioritys are the same - what determines root selection?
MD5 and you have to enable it if you want to use it.
The lower MAC address
Data Link Connection Identifier
...


47. Dynamic VLAN is what?
All backup routes for destinations.
Telnet connectivity - authentication and extended ACLs
Bandwidth & Delay
MAC based


48. Dynamic ACL's are dependent on what?
A permit statement
Every 10 Seconds
Telnet connectivity - authentication and extended ACLs
Associating the network address with a local DLCI.


49. How do you configure OSPF
Checks the source address and then permits or denies the entire protocol suite
RIPv2 and EIGRP
A permit statement
Rouer OSPF 100 - then network xx.xx.xx.xx. area 0


50. What is needed to pass traffic from one VLAN to another?
A layer 3 switch or router
The update only includes info about the route change
4
Different Autonomous Systems