US PATENT DOCUMENTS domains. The controller may determine a spanning tree that
interconnects the nodes of the network domain topology. The controller may control client …

A controller may be used to control client switches in a network that includes non-client,
switches. The controller may form client domains from groups of client switches that are …

(57) ABSTRACT A controller may control switches in a network that forwards network
packets between end hosts. The controller may gen erate a directed acyclic graph based on …

A network controlled by a controller may include end hosts that are coupled to the switches.
The network may be coupled to gateways that interface between the network and an …

A controller may fulfill hardware address requests that are sent by source end hosts in a
network to discover hardware addresses of destination end hosts. The controller may use …

A packet forwarding network may include switches that forward network traffic between end
hosts that are coupled to the forwarding network. An analysis network may be connected to …

(57) ABSTRACT A network of switches that forwards network packets between end hosts
may be controlled by a controller. The controller may maintain information that identifies …

See application file for complete search history. forwarding paths between the network
routers based on the network topology information and other information Such as network …

US9374285B1 - Systems and methods for determining network topologies - Google Patents
US9374285B1 - Systems and methods for determining network topologies - Google Patents …

A packet forwarding network may include switches that perform network forwarding
operations to forward network traffic between end hosts that are coupled to the packet …