Which Three Statements Describe a Dhcp Discover Message Choose Three?

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DHCP discover is the process of requesting an IP address from a DHCP server. A DHCP discover message is broadcast by a client machine when it first boots up on a network. It includes the client's MAC address and a request for an IP address.

The DHCP server responds to the DHCP discover message with a DHCP offer message. This message includes an IP address that the server is offering to the client. The client then responds with a DHCP request message, requesting the IP address that was offered. Finally, the server confirms the address with a DHCP ACK message.

DHCP discover messages are not sent directly to the server. Instead, they are broadcast to the network. This allows any machine on the network to respond to the request.

DHCP discover messages are sent over UDP port 67.

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What is a DHCP Discover message?

In order for a computer to communicate on a network, it must first obtain an IP address. DHCP is a protocol that allows a computer to request an IP address from a DHCP server.

A DHCP Discover message is the first message that is sent by a computer when it is requesting an IP address from a DHCP server. This message is used to request an IP address from the DHCP server. The message contains the MAC address of the computer and a list of options that the computer is requesting.

The DHCP server will then respond with a DHCP Offer message that contains an IP address that the computer can use. If the computer accepts the IP address, it will send a DHCP Request message to the DHCP server to confirm the IP address. The DHCP server will then respond with a DHCP Ack message to confirm the IP address.

The DHCP Discover message is a key part of the DHCP protocol and is used to request an IP address from a DHCP server.

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What does a DHCP Discover message do?

A DHCP Discover message is a message sent by a DHCP client (such as a computer) to a DHCP server (such as a router) requesting information about available DHCP options. The message includes the client's hardware address (MAC address), and may optionally include other information such as the client's host name.

When a DHCP client is first connected to a network, it has no way of knowing what its IP address should be. It also does not know what other DHCP options are available. The DHCP Discover message allows the client to request this information from the DHCP server.

The DHCP Discover message is sent to the special DHCP server multicast address (FF:FF:FF:FF:FF:FF), which allows all DHCP servers on the network to receive the message. The message includes the client's hardware address so that the server can identify the client and send a response.

After sending the DHCP Discover message, the client will wait for a DHCP Offer message from the server. If no DHCP Offer message is received within a certain amount of time, the client will send another DHCP Discover message.

What is the purpose of a DHCP Discover message?

A DHCP Discover message is a broadcast message that is used to request information from a DHCP server. The message includes the client's hostname, MAC address, and IP address. The DHCP server responds with a DHCP Offer message that includes the client's IP address, the IP address of the DHCP server, the subnet mask, the lease time, and the IP address of the default gateway.

How is a DHCP Discover message sent?

In order for a client to receive an IP address from a DHCP server, the client must first send a DHCP Discover message to the server. This message is used to request an IP address from the server, and it is sent to the server's broadcast address.

The DHCP Discover message contains the client's MAC address, which is used by the server to identify the client. The message also contains the client's request for an IP address.

When the DHCP server receives the Discover message, it allocates an IP address for the client and sends a DHCP Offer message to the client. This message contains the IP address that has been allocated for the client.

The client then responds with a DHCP Request message, which contains the IP address that the client has been allocated. The DHCP server verifies that the IP address is available, and then sends a DHCP Acknowledgment message to the client, which completes the DHCP transaction.

How is a DHCP Discover message received?

A DHCP Discover message is received by a DHCP server when it sees a DHCP Discover packet arrive on its UDP 67 port from a client. The server sees the client's request for an IP address and determines whether to grant the client an IP address. If the server grants the client an IP address, it will send a DHCP Offer message back to the client.

What is the format of a DHCP Discover message?

When a client machine wants to obtain an IP address from a DHCP server, it sends out a DHCP Discover message. This message is broadcast to the local network on port 68, and contains the client's MAC address and a request for an IP address.

The DHCP server then responds with a DHCP Offer message, which is unicast to the client machine on port 67. This message contains the IP address that the server is offering to the client.

Once the client receives the DHCP Offer message, it responds with a DHCP Request message, which is broadcast to the local network on port 68. This message contains the client's MAC address and the IP address that the client would like to use.

Finally, the DHCP server responds with a DHCP ACK message, which is unicast to the client machine on port 67. This message confirms that the IP address has been assigned to the client, and contains the IP address, subnet mask, and default gateway that the client should use.

What is the minimum size of a DHCP Discover message?

A DHCP Discover message is a message sent by a DHCP client to a DHCP server in order to request address assignment from the DHCP server. The minimum size of a DHCP Discover message is 576 bytes.

A DHCP Discover message is sent by a client when it first comes online on a network. The client sends the message to the DHCP server in order to request an address assignment. The DHCP server then responds with a DHCP Offer message, which contains the address assignment that the client has requested.

The minimum size of a DHCP Discover message is 576 bytes. This is because the DHCP Discover message must contain the client's hardware address, which is 6 bytes long. The DHCP Discover message must also contain the client's requested IP address, which is 4 bytes long. The minimum size of the DHCP Discover message is therefore 576 bytes.

The DHCP Discover message is an important part of the DHCP process. Without the DHCP Discover message, the DHCP server would not know that the client exists and would not be able to provide the client with an address assignment.

What is the maximum size of a DHCP Discover message?

A DHCP Discover message is a request sent by a DHCP client to a DHCP server in order to obtain an IP address. The maximum size of a DHCP Discover message is 1,500 bytes.

What is the time limit for a DHCP Discover message?

According to the DHCP protocol, the time limit for a DHCP Discover message is 60 seconds. If a DHCP Discover message is not received within 60 seconds, the DHCP server will assume that the client is no longer interested in obtaining a DHCP lease and will remove the client's lease information from its database.

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Frequently Asked Questions

How does a DHCP server respond to a DHCP offer?

A DHCP server recognizes a DHCP offer when it receives a DHCP Discover message from a client. The DHCP offer contains the IPv4 address range that the server is offering for lease to the client. The server then responds with a DHCP Offer message, which offers the client an IPv4 address lease. If the client accepts the offer, the server sends the client a DHCP Acknowledgment message.

How does a DHCP server work?

A DHCP server receives a DHCP request from a DHCP client. The DHCP server then looks for any available predefined IP configurations in the DHCP database. If found, the server provides each configuration to the client. If no predefined configuration is found, the server will attempt to generate an IP configuration using its own algorithm and send it to the client. Once provided, the client will acknowledgment (ack) or deny (NAK) the lease.

What happens when a client receives a DHCP request message?

If the client is unable to find a DHCP server, it willkinstall a new leases incorporating the MAC address of theoffer message sender.

Can multiple DHCP servers reply to the DHCPDISCOVER message?

Yes, multiple DHCP servers can reply to the DHCPDISCOVER message.

What is the destination IP address of DHCPDISCOVER message?

The destination IP address of the DHCPDISCOVER message is 255.255.255.255.

Ella Bos

Senior Writer

Ella Bos is an experienced freelance article author who has written for a variety of publications on topics ranging from business to lifestyle. She loves researching and learning new things, especially when they are related to her writing. Her most notable works have been featured in Forbes Magazine and The Huffington Post.

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