Hierarchical network topology

RM Henry, VF Merryfield - US Patent 8,457,135, 2013 - Google Patents
(57) ABSTRACT A network including a hierarchical structure of nodes is described. The
structure of nodes includes 11 layers including n-1 layers of sWitch nodes and 1 layer of …

Methods and Apparatus Related to Packet Classification Based on Range Values

R Panwar, D Goel, S Jagannadhan - US Patent 8,571,023, 2013 - Google Patents
4,215,402 A 7, 1980 Mitchell et al. 5,473,607 A 12/1995 Hausman et al. 5,495,476 A 2f1996
Kumar 6,073,160 A 6/2000 Grantham et al. 6,157,955 A 12/2000 Naradet al. 6,212,184 B1 …

Methods and apparatus related to packet classification associated with a multi-stage switch

R Panwar, D Goel, S Jagannadhan… - US Patent …, 2013 - Google Patents
In one embodiment, an apparatus can include a policy vector module configured to retrieve
a compressed policy vector based on a portion of a data packet received at a multi-stage …

Methods and apparatus for indexing set bit values in a long vector associated with a switch fabric

R Panwar, J Huang - US Patent 8,488,588, 2013 - Google Patents
US PATENT DOCUMENTS 4,215,402 A 7, 1980 Mitchell et al. 5,473,607 A 12, 1995
Hausman et al. 5,495,476 A 2f1996 Kumar 6,073,160 A 6/2000 Grantham et al. 6,157,955 A …