LEM THRESHOLD Link error monitor threshold. PHY TYPE Type of the physical port A, B, S, or M. This characteristic cannot be set. PMD TYPE Type of the PMD transceiver for this physical port. This characteristic cannot be set. ANSI SONET - unshielded twisted-pair ANSI multimode - low power ANSI multimode type 1 - thinwire ANSI single mode type 2 - shielded twisted-pair