Broadcom is appearing on the M&A lists again, thanks to its $5.9bn acquisition of Brocade, a manufacturer of networking equipment and storage infrastructure. The move is a definite expansion for Broadcom, but the new company will be shedding WiFi service provider Ruckus Wireless, which Brocade acquired earlier this year for $1.2bn. As well as Ruckus, Broadcom (itself recently acquired for $37bn by Avago, which then took the US company’s name) will also look to offload data center switching, routing, and software offerings – essentially its whole IP networking business. This leaves Broadcom with the core fiber Storage Area Networks (SAN) components, which does not look as lucrative as that IP networking division but is core to Broadcom. Broadcom has four…