There are several LACP parameters that are contained in the LACP PDUs that are exchanged between switches. After exchanging LACP PDUs (also referred to as LACPDUs in some texts), the actor (local switch) and the partner (remote switch) come to agreement about each other's settings. The switches can now decide whether the ports at each end of the link can be added to an aggregation. LACP uses the following parameters:
- LACP System Priority
- LACP Port Priority
- LACP Administrative Key
These three LACP parameters, which are illustrated in Figure 5 . . .
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