Patent · US Expired

Network transit prevention

US5134610A · kind A · utility

35Cited by
7References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 6, 1989
Grant dateJul 28, 1992
Priority date
Expiry dateMar 6, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L12/46
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

In a digital communications network, data packets are prevented from making a transit through a domain if such data packets neither originate within nor are addressed to a node within that domain. Only data packets flagged as originating within the domain are allowed to be forwarded out of the domain.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.