6,324.275 B1 1 1/2001 Yagel et al. 8,339.959 B1 12/2012 Moisand et al. 6,366,657 B1
4/2002 Yagel et al. 8,339,994 B2 12/2012 Gnanasekaran et al. 6,512,745 B1 1/2003 Abe et …

5.991, 299 A 11/1999 Radogna et al. 6,061,349 A 5, 2000 Coile et al. 6,366,558 B1 4/2002
Howes et al. 6.421, 711 B1 7/2002 Blumenau et al. 6,445,704 B1 9, 2002 Howes et al …

Some embodiments provide a virtualizer for managing a plurality of managed switching
elements that forward data through a network. The virtualizer comprises a first set of tables …

US9407580B2 - Maintaining data stored with a packet - Google Patents US9407580B2 -
Maintaining data stored with a packet - Google Patents Maintaining data stored with a packet …

A physical host executes a virtual machine monitor (VMM) that instantiates a source virtual
machine (VM). In response to the VMM receiving from the source VM a packet specifying a …

Some embodiments of the invention provide a method for gathering data for logical network
traffic analysis by sampling flows of packets forwarded through a logical network. Some …

6,539,432 B1 3/2003 Taguchi et al. 6,680,934 B1 1/2004 Cain 6,785,843 B1 8, 2004 McRae
et al. 6,880,089 B1 4/2005 Bommareddv et al. 7,046,630 B2 5, 2006 Abe et al. y …

(57) ABSTRACT A network controller for managing several managed switch ing elements
that forward data in a network that includes the managed Switching elements. The network …

For a network control system that receives, from a user, logical datapath sets that logically
express desired forwarding behaviors that are to be implemented by a set of managed …

Some embodiments provide a non-transitory machine readable medium of a first middlebox
element of several middlebox elements to implement a middlebox instance in a distributed …