MTP2

0x0020 MTP2 AERM (Alignment Error Rate Monitor)

0x0021 MTP2 CC (Congestion Control)

0x0022 MTP2 IAC (Initial Alignment Control)

0x0023 MTP2 LSC (Link State Control)

0x0024 MTP2 RC (Reception Control)

0x0025 MTP2 SUERM (Signal Unit Error Rate Monitor)

0x0026 MTP2 TXC (Transmission Control)

Message Transfer Part level 2 - data link level
The condition of a component at a given instant. The current "context" of a PPL object, such as Idle, Seizing, Answered. In PPL files, a State is represented by a circle.