Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate
2008-05-06
2008-05-06
Chan, Wing (Department: 2619)
Multiplex communications
Pathfinding or routing
Switching a message which includes an address header
C370S392000, C370S401000
Reexamination Certificate
active
10852945
ABSTRACT:
Certain exemplary embodiments provide a method for converting data packets based upon IPv4 protocol into data packets based upon IPv6 protocol, said method comprising converting any data packet based upon the IPv4 protocol into a data packet based upon the IPv6 protocol before transmitting it to an IP switched network using information provided by an external server, and converting any data packet based upon the IPv6 protocol provided by said IP switched network into a data packet based upon the IPv4 protocol before transmitting it to a first or second workstation.
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Jeremy De Clercq et al., “BGP-MPLS VPN Extension for IPv6 VPN”, Internet Draft, http://pddocserv/specdocs/data/standards/telecom/ietf/drafts/draft-ietf-ppvpn-bgp-ipv6-vpn-03.txt, Nov. 2002, pp. 1-13, XP-002270869.
Bruno Aurélien
Galand Claude
Giroir Didier
Le Pennec Jean-François
AT&T Corporation
Haynes Micahel N.
Michael Haynes PLC
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