Methods and apparatus for the provision of differentiated services in a packet-based network
may be provided in a communications device such as a switch or router having input ports …

The present invention provides a communication device with queues whose transmission
behavior may be controlled by the specification of one or more parameters. The specifi …

Apparatus and techniques for scheduling packets to reduce congestion in a packet data
network are described. In one embodiment of the invention, packets are received through …

Methods and systems for controlling scheduling in a packet switching node in a network are
provided which enable the scheduling of packets from different sources in an earliest …

Methods and apparatus are disclosed for accumulating and distributing information in a
packet switching system. For example, it is desirable in certain packet switching systems to …

The present invention provides systems for improved quality of service and traffic
management in network routers and other devices. This is achieved, according to one …

Methods and apparatus are provided for applying color based policing at a netWork node.
Committed information rate (CIR) and peak information rate (PIR) buckets used to monitor …

Methods and apparatus are provided for low latency Switching of packets in a system. A
buffered packet Switch can be configured to handle packets of fixed or variable length, and …

11, 2004 12, 2004 5/2005 10, 2005 11/2005 12, 2005 12, 2005 4, 2006 5, 2006 6, 2006 8,
2006 10, 2006 2, 2007 2, 2007 4, 2007 6, 2007 6, 2007 8, 2007 9, 2007 11/2007 11/2007 …

Methods and apparatus are disclosed for simultaneously scheduling multiple priorities of
packets, such as in systems having a non-blocking switching fabric. In one implementation …