Ch. 10 Troubleshooting Ethernet LANs Flashcards Preview

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Flashcards in Ch. 10 Troubleshooting Ethernet LANs Deck (49)
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_____ refers to the process of confirming wether a network is working as designed

Verification

1

________ refers to the follow-on process that occurs when the network is not working as designed

Troubleshooting

2

CDP

Cisco discovery protocol

3

______ must be in a working state before the switch will forward frames on the interface

Interfaces

4

You must know how to _____ a switch's Mac address table and how to then predict how a switch will forward a particular frame

Analyze

5

Keeping a layer to switch focus look at what can go wrong with VLANs and VLAN _____

Trunks

6

The proprietary _____ discovers basic information about neighboring routers and switches without needing to know the password for the neighboring devices

CDP (Cisco discovery protocol)

7

LLDP

Link layer discovery protocol

8

From a Troubleshooting perspective _____ can be used to either confirm or fix the documentation shown and the network diagram

CDP

9

____ _____ is typically the host name

Device identifier

10

_____ _____ is a networking data link addresses

Address list

11

_____ _____ The interface on the remote router or switch on the other end of the link that sent the CDP advertisement

Port identifier

12

_____ ____ is information of what type of device it is for example a router or switch

Capabilities list

13

Is the model and OS level running on the

Platform

14

_____ Defines protocol messages that flow between devices

CDP

15

Cisco switches use ____ different sets of interface status codes, one set of two codes (words) that use the same conventions as do router interface status codes, and another set with a single code (word)

2

16

Two codes are named the ____ status and ____ status

Line and protocol

17

The statuses are usually shown in the interface with both codes with either an ___ or ____ status

Up or down

18

Any interface status other then _____ or ___/____ means that the switch will not forward or receive frames on the interface

Connected
Up/up

19

When the _____ autonegotiation process works on both devices, both devices agree to the fastest speed supported by both device

IEEE

20

If the speed is not known if through any means, use10 Mbps ____ _____

Half duplex

21

If the speed is 10 or 100 Mbps, default to use ____ ____

Half duplex

22

If the speed is 11,000 Mbps, default to use ____ ____

Full duplex

23

CRC

Cyclic redundancy check

24

ACL

Access control list

25

The Proprietary ____ discovers basic information about neighboring routers and switches without needing to know the passwords for the neighboring devices

CDP (Cisco discovery protocol)

26

Discover information routers and switches send ____ messages out of each of their interfaces

CDP

27

From the troubleshooting perspective____ can be used to either confirm or fix the documentation shown in a network diagram or even discover devices and interfaces used in the network

CDP

28

Device identifier, address list, port identifier, capabilities list, and platform can all be discovered using ____

CDP

29

The switch show interfaces and show interfaces description commands list the two code status just like routers. The two codes are named the ____ status and _____ status

Line and protocol