Owner Cisco Technology, Inc.

Inventors Benedetto, Marco Di; Mellacheruvu, Ramana; Mahajan, Umesh; McEwan, John B

Agent Davies Collison Cave

Pub. Number AU-B-2002359739

PCT Number PCT/US02/40512

PCT Pub. Number WO2003/061222

Priority 10/026,311 21.12.01 US

Filing date 17 December 2002

Wipo publication date 30 July 2003

Acceptance publication date 14 February 2008

G06F 13/10 (2006.01) Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units - Programme control for peripheral devices

G06F 3/06 (2006.01) Input arrangements for transferring data to be processed into a form capable of being handled by the computer - Digital input from, or digital output to, record carriers

G06F 11/20 (2006.01) Error detection - using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements

G06F 13/12 (2006.01) Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units - using hardware independent of the central processor, e.g. channel or peripheral processor

H04L 12/56 (2006.01) Data switching networks - Packet switching systems

H04L 29/06 (2006.01) Arrangements, apparatus, circuits or systems, not covered by a single one of groups - characterised by a protocol

H04L 29/08 (2006.01) Arrangements, apparatus, circuits or systems, not covered by a single one of groups - Transmission control procedure, e.g. data link level control procedure