developed by Nortel as an enhancement to standard multi-link trunking (MLT) as defined in IEEE 802.3ad.

Link aggregation or MLT allows multiple physical network links between two network switches and another device (which could be another switch or a network device such as a server) to be treated as a single logical link and load balance the traffic across all available links. For each packet that needs to be transmitted, one of the physical links is selected based