Some embodiments provide a program for managing several switching elements. The
program receives, at a network information base (NIB) data structure that stores data for …

7,260,648 7,283,473 7,339,929 7,342,916 7,391,771 7,450,598 7.463, 579 7,478,173
7,555,002 7,606,260 7,643,488 7,649,851 7,710,874 7,760,735 7,764,599 7,792.987 …

Provisional application No. 61/361.912, filed on Jul. 6, 2010, provisional application No.
61/361,913, filed on Jul. 6, 2010, provisional application No. 61/429,753, filed on Jan. 4 …

Some embodiments provide a method for a network control ler. The method receives
configuration data, for a logical router managed by the network controller, that specifies at …

Some embodiments provide a system for implementing a logical network that includes a set
of end machines, a first logical middlebox, and a second logical middlebox con nected by a …

(57) ABSTRACT A controller of a network control system for configuring several middlebox
instances is described. The middlebox instances implement a middlebox in a distributed …

Some embodiments provide a method of operating several logical networks over a network
virtualization infrastructure. The method defines a managed physical switching element …

A logical routing element (LRE) having multiple designated instances for routing packets
from physical hosts (PH) to a logical network is provided. A PH in a network segment with …

US9319338B2 - Tunnel creation - Google Patents US9319338B2 - Tunnel creation - Google
Patents Tunnel creation Download PDF Info Publication number US9319338B2 US9319338B2 …

Virtualization software that includes a VDRB (virtual dis tributed router/bridge) module for
performing L3 routing and/or bridging operations is provided. At least some of the VDRBs …