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.