ITCC 1401 Chapter 6

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During the boot process, in what memory location will the router bootstrap program look for the IOS image if a TFTP server is not used?

Flash

Packet router forwarding process - Step 5

move packet to forwarding interface.

Packet router forwarding process - Step 4

Identify exit interface to destination from route entry.

Open the PT activity. Perform the tasks in the activity instructions and then answer the question. Which interfaces in each router are active and operational?

R1: G0/0 and S0/0/0 R2: G0/1 and S0/0/0

During troubleshooting procedures, from which location will most Cisco routers load a limited IOS?

ROM

How does the network layer use the MTU value?

The MTU is passed to the network layer by the data link layer

Within a production network, what is the purpose of configuring a switch with a default gateway address?

The default gateway address is used to forward packets originating from the switch to remote networks.

Which router bootup sequence is correct?

1 - perform the POST and load the bootstrap program 2 - locate and load the Cisco IOS software 3 - locate and load the startup configuration file or enter setup mode

What are two functions that are provided by the network layer? (Choose two.)

1. Providing end devices with a unique network identifier 2. Directing data packets to destination hosts on other networks

Which two files are loaded into RAM by the router when it boots? (Choose two.)

1. startup configuration 2. IOS image

When transporting data from real-time applications, such as streaming audio and video, which field in the IPv6 header can be used to inform the routers and switches to maintain the same path for the packets in the same conversation?

Flow Label

Which feature on a Cisco router permits the forwarding of traffic for which there is no specific route?

Gateway of last resort .

Packet router forwarding process - Step 2

Determine destination netwwork

Packet router forwarding process - Step 1

Examine packet header

Packet router forwarding process - Step 3

Examine routing table

displays a message when the router is accessed

Router(config)# banner motd #

configures a name on the router

Router(config)# hostname CL1

provides security on the console

Router(config-line)#password class

Which value, that is contained in an IPv4 header field, is decremented by each router that receives a packet?

Time-to-Live

What is the command netstat -r used for?

to display the host routing table


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