A PSE shall implement Altemative A, Alternative B, or both. While a PSE may be capable of both Alternative A and Alternative B, PSEs shall not operate both Altermative A and Alternative B on the same link segment section simultaneously.

A PSE shall implement Altemative A, Alternative B, or both. While a PSE may be capable of both Alternative A and Alternative B, PSEs shall not operate both Altermative A and Alternative B on the same link segment section simultaneously.