Wikipedia
In computer networking, the term link aggregation refers to various methods of combining (aggregating) multiple network connections in parallel in order to increase throughput beyond what a single connection could sustain, and to provide redundancy in case one of the links should fail A link aggregation group (LAG) is the collection of physical ports combined together Other umbrella terms used to describe the method include trunking, bundling, bonding, channeling or teaming These umbrella terms encompass not only vendor-independent standards such as Link Aggregation Control Protocol (LACP) for Ethernet defined in IEEE 8021AX or the previous IEEE 8023ad, but also various proprietary solutions
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