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15 Questions

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Understanding DHCP Server Configuration

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Questions and Answers

What message does the computer send to initiate the DHCP process?

DHCP discover (correct)

DHCP request

DHCP offer

DHCP ACK

What does the DHCP server respond with after receiving the DHCP discover message?

ARP request

Gratuitous ARP

DHCP request

DHCP offer (correct)

What does the computer send in response to the DHCP offer message?

ARP request

DHCP ACK

DHCP request (correct)

Gratuitous ARP

What is the purpose of the DHCP ACK message?

To confirm the IP address assignment Signup and view all the answers

What kind of request is a gratuitous ARP?

Broadcast request for a router's own IP address Signup and view all the answers

What does a gratuitous ARP help detect?

Duplicate IP addresses Signup and view all the answers

What is the purpose of sending an ARP request for its own IP address?

To check if the IP address is being used by other nodes Signup and view all the answers

What does the client do prior to lease expiration in order to renew the lease with the DHCPv4 server?

Sends a DHCPREQUEST message directly to the DHCPv4 server Signup and view all the answers

What does the DHCPv4 server do on receiving the DHCPREQUEST message from the client?

Verifies the lease information by returning a DHCPACK Signup and view all the answers

What step is involved in configuring a Cisco IOS DHCPv4 server to exclude specific IPv4 addresses?

Step 1 Signup and view all the answers

Which command is used to define a DHCPv4 pool name in Cisco IOS DHCPv4 server configuration mode?

ip dhcp pool pool-name Signup and view all the answers

What does the 'network' command do in Cisco IOS DHCPv4 server configuration mode?

Defines the address pool Signup and view all the answers

What is the purpose of the 'default-router' command in Cisco IOS DHCPv4 server configuration mode?

Defines the default router or gateway Signup and view all the answers

What does a router or switch do if no ARP replies are received when it sends an ARP request for its own IP address?

The router/switch assumes that its IP address is not being used by other nodes. Signup and view all the answers

What does a client do if it doesn't receive a DHCPACK within a specified amount of time after sending a DHCPREQUEST message?

It sends another DHCPREQUEST message. Signup and view all the answers