Lucent Technologies 11582 ATM Physical Layer Module is an OC-3/STM-1 ATM PHY component designed for telecom networking equipment. It is identified by the part number 11582 and the description string BAI3CF0BAB GX-550 OC3STM1 ATM PHY MM, confirming its OC-3/STM-1 ATM physical-layer interface. This module provides the fundamental physical-layer support for ATM signaling in compatible hardware, enabling OC-3/STM-1 connectivity within supported systems.
