4,818,998 4,819,860 4,868,376 4,884,132 4,891,638 4,891,650 4,903,212 4,907,159
4,910,767 4,939,662 4,952,928 4,972,484 4,980,913 4,999,783 5,014,040 5,014,206 …

Gateway devices maintain presence information for various mobile devices. Each gateway
is associated with a Zone and manages presence information only for mobile devices asso …

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 …

US7609637B2 - Network quality of service management - Google Patents US7609637B2 -
Network quality of service management - Google Patents Network quality of service …

A rapidly developing area of Wireless netWorks is mobile ad hoc netWorks. Physically, a
mobile ad hoc netWork includes a number of geographically-distributed, potentially mobile …

Some embodiments provide a method for a first network controller that manages a set of
logical forwarding elements implemented in several managed forwarding elements. The …

Some embodiments provide a method for a first network controller that manages a set of
logical forwarding elements implemented in several managed forwarding elements. The …

A system for exchanging GPS or other position data between wireless devices for purposes
of group activities, child location monitoring, work group coordination, dispatching of …

WOPDece day, days of the week, day of the year, geographic areas, and the like. When a
VOIP call is requested through the portal service, the VOIP system determines a current cost …

Related US Application Data Continuation of application No. 13/889,132, filed on May 7,
2013, which is a continuation of application No. 12/075,408, filed on Mar. 11, 2008, now Pat …