Large Capacity: 60G TDM switch, 12 service slots
High Reliability: Network-level, equipment-level, and service-level protection
Easy OAM: Unified NMS, visualized OAM
The OSN 2500 is a Multi-Service Transmission Platform. The OSN 2500 equipment can be used in the smart 60G large-bandwith solution and support various networks, including pure TDM, hybrid, and pure packet, to provide the best processing for data service and traditional SDH services
Features
Large switching capacity
- 60G high order, 20G low order
High integration
- Subrack dimensions 472mm (H) x 447mm (W) x 295mm (D), 9 slots for processing boards before division of slots, 12 slots for processing boards and 8 slots for interface boards after division of slots
Flexible networking capacity
- Supports Mesh networking with plug-and-play network nodes
- Supports dynamic increase of rate and capacity
- Supports various networking topologies, including chain, ring, tangent rings, intersecting rings, etc
- Supporting maximum 2 STM-16 four-fiber MSP rings, 4 STM-16 two-fiber MSP rings, 8 STM-4 four-fiber MSP rings, 12 STM-4 two-fiber MSP rings
Carrier-class protection
- Mesh Protection and restoration(ASON)
- Distributed restorable rerouting protection
- 5-level service dedicated protection scheme based on different SLA: Diamond, Gold, Silver, Copper and Iron services
- SDH Network Protection
- 2/4 fiber MSP Ring; 1+1, 1: n Linear MSP; SNCP/SNCMP/SNCTP; Fiber shared virtual path protection; Fiber shared MSP Ring; DNI (ITU-T G.842)
- Service Protection
- Ethernet: RPR, RSTP
- ATM: VP-RING/VC-RING
Highly Reliable Design
- 1+1 hot backup for system control boards, cross-connect and synchronous timing boards
- 1+1 hot backup for power supply modules
- Redundancy protection for fan modules
- TPS protection
- 1:n tributary protection for E1/T1/E3/T3/ E4/STM-1(e)/FE
Enterprise-focused Features
- Intelligent ASON based Mesh network can against multi-node failures, improving network reliability by 10 times
- Single-span transmission for a distance of 270km without a Raman amplifier, fewer REGs to reduce the network construction cost and facilitate the maintenance
- Single-fiber bidirectional optical module to solve the problem of a lack of fiber resources, and built-in WDM to meet the large bandwidth requirements
Industry Certification
- Pass EN 50121-4 Railway EMC certification.