IBM PowerVM: What is the maximum number of trunking adapters that a SEA can have?

In the simplest case, a SEA (Shared Ethernet Adapter) can consist of just one trunking adapter. A SEA can have up to 16 trunking adapters, whereby each of the trunking adapters can have up to 20 additional VLANs in addition to the port VLAN ID.

Shared Ethernet Adapter