Packet transfer method and apparatus

Details Packet transfer method and apparatus Packet transfer method and apparatus

2005-05-03

2005-05-03

Chin, Wellington (Department: 2664)

Multiplex communications

Communication techniques for information carried in plural...

Adaptive

C370S470000, C370S389000, C370S413000, C709S223000, C709S230000, C709S236000, C711S211000, C711S216000, C711S132000

Reexamination Certificate

active

06888847

ABSTRACT:
To provide a communication apparatus that can relieve the processing load when packet transfer is made with hardware. A packet transfer apparatus includes an input buffer for storing temporarily an input packet, an address acquiring section for acquiring the information needed for the transfer, a retrieval circuit for retrieving the information regarding the output with the acquired destination address as a key, a label insertion circuit for encapsulating a packet with the labels in the maximum number of stack layers M designated for a packet group having a unit of destination address, and a switch section for switching the encapsulated packet to a desired output destination port.

REFERENCES:
patent: 6148376 (2000-11-01), Claassen
patent: 6778546 (2004-08-01), Epps et al.
patent: 6826196 (2004-11-01), Lawrence
patent: 6-301650 (1994-10-01), None
patent: 8-292908 (1996-11-01), None

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