Nortel NTHR17DA 19 Passport 15000 4POC3MM Module is a hardware module for the Nortel Passport 15000 system. Its model designation NTHR17DA and the 4POC3MM specification identify its identity within the Passport 15000 platform. This module serves as a replaceable component within Passport 15000 deployments, supporting the system’s modular expansion and configuration as defined by Nortel.
