The 88E1111-B2-BAB2C000 is a BGA117 RoHS chip manufactured by Marvell that has been pre-ordered for use in certain applications. The chip is a controller IC that is capable of providing four Gigabit Ethernet ports and two 10/100 Mbps Ethernet ports. It also supports features such as flow control, automatic loop detection, auto-negotiation, fault isolation, and enhanced frame filtering. Additionally, it supports enterprise class features, such as 802.1Q VLAN, IEEE 802.3ad Link Aggregation, 802.1p QoS, and rate limiting. The chip also features robust power management, an integrated PHY, and a built-in microprocessor, all of which make it well suited for use in enterprise networking applications.