1
Xiaoqiang Chen, Vijay Pochampalli Kumar, Cauligi Srinivasa Raghavendra, Ramanathan Venkateswaran: System and method for hierarchical multicast routing in ATM networks. Lucent Technologies, November 3, 1998: US05831975 (166 worldwide citation)

The present invention extends the PNNI protocols to support hierarchical multicast routing and signaling for ATM networks. The invention utilizes an extension to a core-based tree algorithm. Instead of a single core node, core nodes are maintained in each peer-group and at each level of the hierarch ...


2
Fabio Massimo Chiussi, Joseph George Kneuer, Vijay Pochampalli Kumar: Multicast routing in multistage networks. Lucent Technologies, J A Caccuro, November 18, 1997: US05689506 (134 worldwide citation)

Multicasting of an ingress cell received at one of a plurality of input ports is provided through a multistage switching network to one or more of a plurality of output ports. An ingress cell including a data payload and information identifying output ports of the network is received at one of the i ...


3
Fabio Massimo Chiussi, Joseph George Kneuer, Vijay Pochampalli Kumar: Buffering of multicast cells in switching networks. Lucent Technologies, J A Caccuro, November 18, 1997: US05689505 (98 worldwide citation)

Multicasting of an ingress cell received at one of a plurality of input ports is provided through a switch network to one or more of a plurality of output ports. The received ingress cell includes a data payload and a bitmap segment identifying the one or more output ports to which the data payload ...


4
Fabio Massimo Chiussi, Joseph George Kneuer, Vijay Pochampalli Kumar: Multistage network having multicast routing congestion feedback. Lucent Technologies, J A Caccuro, November 18, 1997: US05689500 (59 worldwide citation)

Multicasting of an ingress cell received at one of a plurality of input ports is provided through a multistage network to a plurality of output ports. The received ingress cell at a first input port includes a data payload and information identifying one or more routing queues to which a single copy ...


5
Xiaoqiang Chen, Vijay Pochampalli Kumar, Cauligi Srinivasa Raghavendra, Ramanathan Venkateswaran: Dynamic distributed multicast routing protocol. Lucent Technologies, Frederick B Luludis, Daniel J Piotrowski, August 31, 1999: US05946316 (51 worldwide citation)

The distribution of multicast information in a communications network formed from a plurality of communications nodes, e.g., ATM switches, is enhanced by providing an efficient mechanism for routing a request to join a multicast connection to an originator of the multicast and an efficient mechanism ...


6
Fabio Massimo Chiussi, Vijay Pochampalli Kumar, Ye Xia: Method and apparatus for controlling data transfer rate using virtual queues in asynchronous transfer mode networks. Lucent Technologies, February 1, 2000: US06021116 (44 worldwide citation)

A method and apparatus for computing a congestion indicator in a communications switch including monitoring at least one first congestion indicator in the communication switch, computing an arrival rate and a first and a second service rate, incrementing a second congestion indicator using the arriv ...


7
Fabio Massimo Chiussi, Vijay Pochampalli Kumar, Christos Tryfonas, Muddu Sudhakar: Method and apparatus for controlling data transfer rates of data sources in asynchronous transfer mode-based networks. Lucent Technologies, December 23, 1997: US05701292 (32 worldwide citation)

A method and apparatus for controlling the data transfer rates of data sources in an asynchronous transfer mode-based network utilizes maximum and minimum data transfer rates of sources in the network. A switch instructs data sources within the network to modify their data transfer rates by detectin ...


8
Xiaoqiang Chen, Vijay Pochampalli Kumar: Multicast routing in self-routing multistage networks. Lucent Technologies, September 23, 1997: US05671222 (28 worldwide citation)

An apparatus and method is described for multicasting an inlet data cell, received as part of a multicast request, through a self-routing multistage routing network by decomposing the multicast request into one or more intermediate multicast requests, each intermediate multicast request being a uniq ...


9
Fabio Massimo Chiussi, Vijay Pochampalli Kumar, Ye Xia: Method and apparatus for controlling data transfer rates using marking threshold in asynchronous transfer mode networks. Lucent Technologies, May 18, 1999: US05905711 (19 worldwide citation)

A method and apparatus for controlling the data transfer rates of data sources in an asynchronous transfer mode-based network utilizing intelligent marking to identify those data sources with a data transfer rate exceeding a marking threshold and to direct those thus-identified data sources to reduc ...


10
Vijay Pochampalli Kumar, Chitra A Phadke, Viswanath Poosala: Context-aware migration of communication session. Alcatel Lucent, Ryan Mason & Lewis, April 24, 2012: US08166176 (16 worldwide citation)

Techniques and systems are disclosed for context-aware migration of a communication network session. For example, a system for migrating a communication session established between a first entity and a second entity in accordance with an application module includes the following elements. A context ...