August 25, 2011- Acacia Research announced a settlement agreeement with Force 10.  Acacia’s Chalumeau Power Systems filed suit against Avaya, Brocade, Cisco, D-Link, Enterasys, Force 10, Foundry Networks, HP, Juniper, LG-Ericsson, Micrel, Netgear, and SMC Networks over a patent related to power over Ethernet technology in June 2011.