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Cisco ONS 15454 SDH Reference Manual, R5.0
April 2008
APPENDIX
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Hardware Specifications
This appendix contains hardware and software specifications for the ONS 15454 SDH.
A.1 Shelf Specifications
This section provides specifications for shelf bandwidth; a list of topologies; Cisco Transport Controller
(CTC) specifications; LAN, TL1, modem, alarm, and electrical interface assembly (EIA) interface
specifications; database, timing, power, and environmental specifications; and shelf dimensions.
A.1.1 Bandwidth
The ONS 15454 SDH has the following bandwidth specifications:
• 60 Gbps per shelf
• Total bandwidth: 180 Gbps per rack (assuming there are 3 shelves)
• Data plane bandwidth: 120 Gbps per rack (assuming there are 3 shelves)
• SDH plane bandwidth: 60 Gbps per rack (assuming there are 3 shelves)
A.1.2 Configurations
The ONS 15454 SDH can be configured as follows:
• Digital cross-connect
• Terminal mode
• Linear add-drop multiplexer (ADM)
• Two-fiber multiplex section-shared protection ring (MS-SPRing)
• Four-fiber MS-SPRing
• Multiring interconnection
• Subnetwork connection protection (SNCP)
• Extended SNCP
• Virtual rings
• Hybrid SDH network topology