Cisco ONS 15454 M6 6-Slot External Connection Unit With TOD/PPS Good Condition, Full Working OrderTested1 Year WarrantyIncluded

• 1 xCisco ONS 15454 M6 6-Slot External Connection Unit With TOD/PPS x Service Slot MSTP External Connection Unit With TOD/PPS
  Overview:
  The external connection unit (ECU) is a replaceable module placed on top of the ONS 15454 M6 shelf. The ECU2 module discovers and manages the inventory of the external shelf units. It also handles the multishelf management connections and timing synchronizations.
  The ECU2 module can be interchanged on an ONS 15454 M6 shelf without any alarms.
  The ECU2 is an advanced version of the ECU. The ECU2 is hardware-ready to support IEEE1588v2 PTP, time-of-day (ToD), and pulse-per-second (PPS) inputs. The external connections of ONS 15454 M6 present on the ECU2 are:
  • 12 remote inventory standard USB connections
  • 2 BITS-OUT connections (2 subminiature version B[SMB] connectors for ETSI and 4 wire-wrap pins for ANSI)
  • 10 MHz IN and OUT and PPS IN and OUT (hardware-ready)
  • 2 BITS-IN connections (2 SMB connectors for ETSI and 4 wire-wrap pins for ANSI)
  • 6 multishelf connections
  • 1 element management system (EMS) connection
  • 1 craft terminal connection
  • 1 time-of-day (ToD) connection (hardware-ready)
  • 2 VoIP or 2 user data channel (UDC) connections, or one each of VoIP and UDC connections
  • 1 SCSI with 26 poles for TNC relay contact, including alarm cut-off (ACO) signal and digital I/O (D-I/O) signals (on the left-side connector)
  • 1 SCSI with 26 poles for digital I/O signals (on the right-side connector)
  CS See RJ -33 dup .co.uk