Cisco ONS 15454 M6 Shelf 6x Service Slot External Connection Unit 15454-M6-ECU
P/N:15454-M6-ECU
In Good Condition, Full Working OrderTested1 Year WarrantyIncluded

• 1 xCisco ONS 15454 M6 Shelf 6x Service Slot External Connection Unit 15454-M6-ECU

Description:
6 x Service Slot MSTP Chassis External Cable Connections
Overview:
The external connection unit (ECU) is a replaceable module placed on top of the ONS 15454 M6 shelf. The ECU module discovers and manages the inventory of the external shelf units. It also handles the multishelf management connections and timing synchronizations.
The ECU module can be interchanged on an ONS 15454 M6 shelf without any alarms.
The external connections of ONS 15454 M6 present on the ECU 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)
• 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
• 2 VoIP or 2 user data channel (UDC) connections, or one each of VoIP and UDC connections
• 1 SCSI with 26 poles for TNC and TNCE 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 -119 dup .co.uk