Physical Layer Packets (PLPs), referred to as Ordered-Sets, are exchanged between neighboring devices during the Link training and initialization process. These packets were briefly described in the section on “Ordered-Sets” on page 433. The five Ordered-Sets are:
Training Sequence 1 and 2 (TS1 and TS2),
Fast Training Sequence (FTS), and
Skip (SKIP) Ordered-Sets.
Their character structure is summarized in Figure 14-4 on page 504.
The TS1 and TS2 Ordered-Sets are each ...