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Method and system for seamless address allocation in a data-over-cable system

  • US 6,775,276 B1
  • Filed: 05/27/1998
  • Issued: 08/10/2004
  • Est. Priority Date: 05/27/1998
  • Status: Expired due to Term
First Claim
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1. In a data system with a plurality of network devices, a method for protocol messaging, the method comprising the following steps:

  • receiving a first message with a first protocol on a first port on a protocol agent associated with a first network device, wherein the first protocol is a Dynamic Host Configuration Protocol, and the first port is used to send and receive messages for the first network device via a route that may apply one or more protocol filters to the first protocol;

    sending the first message from the protocol agent on a second port, wherein the second port is used to send and receive messages for the first network device via a route that does not apply protocol filters to the first protocol;

    receiving a second message on the second port on the protocol agent; and

    sending the second message from the protocol agent to the first network device on the first port.

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