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Method of establishing an internet protocol network utilizing IP gateway that functions as either or both DHCP client and DHCP server

  • US 6,560,642 B1
  • Filed: 10/23/1999
  • Issued: 05/06/2003
  • Est. Priority Date: 10/26/1998
  • Status: Expired due to Term
First Claim
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1. A method of establishing an IP network with several IP hosts and with an IP gateway for connecting the IP network to the Internet, characterized in that:

  • An IP stack is installed in each IP host which stack can function as a DHCP client, An IP stack is installed in the IP gateway which stack can function both as a DHCP client and as a DHCP server, After having been activated, the IP gateway functions at first as a DHCP client and checks whether a DHCP server is present in the IP network, and If no DHCP server is present in the IP network the DHCP server in the IP gateway activates itself and allocates IP addresses and IP network masks to each activated IP host from a reserved address range.

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