Module 11: Dynamic Addressing with DHCP

Which two reasons generally make DHCP the preferred method of assigning IP addresses to hosts on large networks?

- It eliminates most address configuration errors - It reduces the burden on network support staff

Which three statements describe a DHCP Discover message?

- The destination IP address is 255.255.255.255 - The message comes from a client seeking an IP address - All hosts receive the message, but only a DHCP server replies

Refer to the exhibit. A home wireless router is configured to act as a DHCP server. The IP address range is configured to be 192.168.0.100 - 149. What IP address will be assigned automatically to the first device that connects to the wireless router?

192.168.0.100

Refer to the exhibit. PC1 is configured to obtain a dynamic IP address from the DHCP server. PC1 has been shut down for two weeks. When PC1 boots and tries to request an available IP address, which destination IP address will PC1 place in the IP header?

255.255.255.255

Which destination IPv4 address does a DHCPv4 client use to send the initial DHCP Discover packet when the client is looking for a DHCP server?

255.255.255.255

What is one advantage of using DHCP to assign addresses to mobile devices?

Address leases are temporary and are returned to the pool when the device is turned off.

What protocol is responsible for automatically assigning IP addressing information?

DHCP

Which type of server dynamically assigns an IP address to a host?

DHCP

Which type of packet is sent by a DHCP server after receiving a DHCP Discover message?

DHCP Offer

A host PC is attempting to lease an address through DHCP. What message is sent by the server to let the client know it is able to use the provided IP information?

DHCPACK

Which message does an IPv4 host use to reply when it receives a DHCPOFFER message from a DHCP server?

DHCPOFFER

Description of this IP address: DHCPOFFER

a DHCP server responding to the initial request by a client

Description of this IP address: DHCPDISCOVER

a client initiating a message to find a DHCP server

Description of this IP address: DHCPACK

the DHCP server confirming that the address lease has been accepted

Description of this IP address: DHCPREQUEST

the client accepting the IP address provided by the DHCP server

Who is responsible for statically assigning IP addressing information?

the network administrator