Chapter 6 Homework
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
A packet arrives at a router interface. The router goes through a series of steps to determine where the packet should be forwarded. Place the steps of the router forwarding process in the correct order
1. examine packet header 2. determine destination network 3. examine routing table 4. identify exit interface to destination from route entry 5. move packet to forwarding interface
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
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
(2) Which two files are loaded into RAM by the router when it boots
IOS image, startup configuration
During troubleshooting procedures, from which location will most Cisco routers load a limited IOS
ROM
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
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 value, that is contained in an IPv4 header field, is decremented by each router that receives a packet
Time-to-Live
(2) What are two functions that are provided by the network layer
directing data packets to destination hosts on other networks, providing end devices with a unique network identifier
Which feature on a Cisco router permits the forwarding of traffic for which there is no specific route
gateway of last resort
What is the command netstat -r used for
to display the host routing table
