Gateway bios quickboot12/24/2022 The DHCP section identifies the packet as a Discover packet and identifies the client in two places using the physical address of the network card. In the IP section, you can see the Destination address is 255.255.255.255 and the Source address is 0.0.0.0. The following is an excerpt from a network monitor capture showing the IP and DHCP portions of a DHCPDISCOVER packet. The detailed conversation between DHCP client and DHCP server is as follows: DHCPDISCOVER MAC addr MAC addr IP addr IP addr DescriptionĬlient Broadcast 0.0.0.0 255.255.255.255 DHCP DiscoverĭHCPsrvr Broadcast DHCPsrvr 255.255.255.255 DHCP OfferĬlient Broadcast 0.0.0.0 255.255.255.255 DHCP RequestĭHCPsrvr Broadcast DHCPsrvr 255.255.255.255 DHCP ACK When a client is initialized for the first time after it is configured to receive DHCP information, it initiates a conversation with the server.īelow is a summary table of the conversation between client and server, which is followed by a packet-level description of the process: Source Dest Source Dest Packet The following Microsoft server operating systems provide DHCP server functionality: Microsoft TCP/IP-32 for Windows for Workgroups versions 3.11, 3.11a, and 3.11bĭifferent DHCP clients support different options that they can receive from the DHCP server. Microsoft LAN Manager Client version 2.2c for MS-DOS Microsoft Network Client version 3.0 for MS-DOS Windows NT Workstation versions 3.5, 3.51, and 4.0 Windows NT Server versions 3.5, 3.51, and 4.0 The following Microsoft products provide DHCP client functionality: The system administrator configures the DHCP server with the options that are parsed out to the client. Normally the DHCP server provides the client with at least this basic information:ĭefault GatewayOther information can be provided as well, such as Domain Name Service (DNS) server addresses and Windows Internet Name Service (WINS) server addresses. Dynamic Host Configuration Protocol (DHCP) is a standard protocol defined by RFC 1541 (which is superseded by RFC 2131) that allows a server to dynamically distribute IP addressing and configuration information to clients.
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