Transport networks supporting virtual private networks, and...

Details Transport networks supporting virtual private networks, and... Transport networks supporting virtual private networks, and...

2011-08-30

2011-08-30

Nguyen, Brian D (Department: 2472)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

C370S395530

Reexamination Certificate

active

08009674

ABSTRACT:
A layer 2 transport network, and components thereof, supporting virtual network functionality among customer edge devices. Virtual private network configuration can be accomplished with merely local intervention by preprovisioning extra channel (or circuit) identifiers at each customer edge device and by advertising label base and range information corresponding to a list of channel (or circuit) identifiers.

REFERENCES:
patent: 6735190 (2004-05-01), Chuah et al.
patent: 2002/0129271 (2002-09-01), Stanaway et al.
patent: 2003/0030662 (2003-02-01), Poisson et al.
patent: 2003/0088699 (2003-05-01), Luciani et al.
patent: 2004/0202171 (2004-10-01), Hama
patent: 2005/0088977 (2005-04-01), Roch et al.

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