Item Spotlights

● The device adopts a box-type simple shape design, the height is only 1U, and can be stacked, which can effectively save the space in the equipment room and realize flexible migration.
● 1RU supports a maximum transmission capacity of 1.2Tbps, and the transmission capacity can be effectively expanded to 2.4 Tbps per fiber through device stacking.
● The equipment supports mixed transmission of multiple services, including GE/10GE/25GE/40GE/100GE, FC 1~32G and other service types, and the service interface and quantity can be flexibly customized by customers.
● There is no complicated photoelectric crossover on the device, transparent service transmission, complete physical isolation of service ports, and improved network security.
● Equipment networking is simple, does not change the original network topology, does not have complicated optical layer design, and only needs to select equipment models based on attenuation or kilometers.
● The device supports 1+1 line protection on the optical cable side, automatically selects the transmission route, and improves network reliability.
● The device supports in-band monitoring channel, and the SNMP management of the whole network can be realized through the optical path connection.
● Delivery in one box according to the site, power-on without configuration, plug and play; no fiber jumping, no manual intervention.
● Front wind and rear air outlet design, AC/DC power supply, reasonable height, width and depth design, adapt to the server rack requirements of the data center computer room, and can be deployed with servers on the same rack.
● Dual server power supply configuration, hot-swappable, adopts Load Share mode 1+1 hot backup.

 

Application Scenario

 

Description

Function		Specification
Equipment size		1U: 44 mm (H)×442 mm (W)×600 mm (D)
The maximum transmission capacity of a single machine		1RU 1.2Tbps
single fiber maximum transmission capacity		2*1RU equipment stack expansion to 2.4Tbps
single port maximum transfer rate		100Gbit/s
Service port type		● 100M~32G SFP optical port ● 40G/100G QSFP optical port
The maximum number of ports on a single machine		48 SFP optical ports or 12 QSFP optical ports
Supported business types		● FE/GE/10GE/25GE/40GE/100GE ● FC 1G/2G/4G/8G/16G/32G
network level protection		Support line side 1+1 protection
Device Level Protection		● Power supply 1+1 hot backup ● 4 groups of fans for hot backup
installation method		19" server rack
Power supply		● AC: 90 ~ 260V or DC: -36 ~ -72 V optional ● 2 hot-swappable server power modules
management style		● Visual Web interface ● FBL2000 network management system
cooling		Front air, rear air, 4 sets of hot-swappable fan units
power consumption		<400W (full configuration)
Operating temperature		-10℃～60℃(typical)
Working humidity		5~95% non-condensing
storage temperature		-40℃～85℃
MTBF		>100,000 hours

 

Revolutionizing Data Center Connectivity: Next-Generation DWDM Solutions for High-Capacity Networks

Enterprise networks face an unprecedented challenge: explosive bandwidth growth driven by cloud computing, 5G deployments, and data-intensive applications. Traditional networking approaches struggle to keep pace, leading organizations to seek innovative solutions that deliver massive capacity without exponential cost increases.

Dense Wavelength Division Multiplexing (DWDM) technology has emerged as the definitive answer to this bandwidth crisis. By multiplexing multiple optical signals over a single fiber strand, DWDM enables organizations to maximize their existing fiber infrastructure while achieving transmission capacities that were unimaginable just years ago.

Understanding Modern DWDM Architecture

Modern DWDM systems represent a significant evolution from earlier optical transmission technologies. Unlike conventional approaches that require complex optical layer engineering and extensive network redesigns, contemporary DWDM platforms offer plug-and-play simplicity combined with enterprise-grade performance.

The latest compact DWDM solutions pack extraordinary capability into space-efficient form factors. A single rack unit can now support aggregate throughput exceeding one terabit per second, with stackable architectures enabling capacity expansion to 2.4 Tbps over individual fiber pairs. This density breakthrough allows data centers to deploy high-capacity optical transport in standard server racks alongside computing infrastructure.

Key Advantages of Advanced DWDM Technology

Universal Service Compatibility: Modern DWDM platforms support heterogeneous service mixing across a single infrastructure. From Fast Ethernet through 100 Gigabit Ethernet, plus Fibre Channel services spanning the full spectrum from 1G to 32G, these systems eliminate the need for parallel overlay networks. Organizations can consolidate multiple transport layers into unified DWDM infrastructure, reducing operational complexity and capital expenditure.

Transparent Protocol Handling: Unlike legacy solutions requiring protocol conversion or electronic regeneration, transparent DWDM systems maintain complete signal integrity. Services pass through the optical layer unchanged, ensuring compatibility with existing network equipment while eliminating troublesome photoelectric conversions. This transparency also provides physical isolation between service ports, enhancing security by preventing cross-contamination between network segments.

Simplified Deployment Model: Traditional DWDM implementations demanded specialized optical engineering expertise and complex network planning. Contemporary solutions flip this paradigm entirely. Equipment selection depends simply on distance and attenuation requirements-no intricate wavelength planning, no chromatic dispersion calculations, no polarization mode dispersion compensation schemes. The original network topology remains intact, minimizing deployment risk and accelerating time-to-service.

Built-In Resilience: Network reliability receives native support through optical layer protection mechanisms. Dual-path configurations automatically route traffic around cable failures, maintaining service continuity without manual intervention. When combined with redundant power supplies operating in load-sharing configurations and hot-swappable fan arrays, these DWDM platforms deliver carrier-grade availability suitable for mission-critical applications.

Real-World DWDM Applications

Data Center Interconnect: Organizations operating distributed data center architectures rely on DWDM to create high-bandwidth interconnects without leasing expensive dark fiber or multiple wavelength services. A single fiber pair can support hundreds of gigabits in aggregate capacity, enabling live virtual machine migration, distributed storage replication, and disaster recovery workflows.

Storage Area Network Extension: Fibre Channel storage traffic requires deterministic latency and lossless transport. DWDM technology naturally accommodates FC protocols while allowing organizations to extend SANs across campus or metropolitan distances. Mixed-service capability means Ethernet management traffic shares the same optical infrastructure as production storage data.

5G Fronthaul and Backhaul: Mobile network operators face enormous bandwidth demands from 5G radio access networks. DWDM provides cost-effective transport for both fronthaul connections between radio units and distributed units, plus backhaul links aggregating traffic toward core networks. The ability to support multiple rate services simplifies network evolution as 5G deployments mature.

Enterprise Private Networks: Organizations with campus or metropolitan fiber assets can build private optical networks delivering dedicated bandwidth between facilities. DWDM eliminates dependence on carrier services for inter-site connectivity while providing complete control over network performance and security.

Operational Simplicity Through Intelligent Design

The gap between DWDM capability and operational complexity has narrowed dramatically. Site-specific configuration occurs at the factory, with equipment arriving ready for immediate deployment. Power connection and fiber patching represent the only installation tasks-no software configuration, no wavelength assignment, no service provisioning steps.

Integrated management capabilities leverage in-band monitoring channels embedded within the optical signal itself. Network-wide SNMP management operates across the DWDM infrastructure without requiring separate management networks or out-of-band access. Web-based interfaces provide intuitive visibility into system status, while optional management platforms enable centralized oversight of distributed deployments.

Physical design reflects data center realities. Front-to-back airflow matches common server rack configurations, preventing hot air recirculation. Dual power supply compatibility accommodates both AC and DC power sources with wide voltage tolerance. Modest power consumption-well under 400 watts even with full port populations-minimizes cooling requirements and operational expenses.

Frequently Asked Questions

What makes DWDM more cost-effective than adding fiber cables?

DWDM multiplies the capacity of existing fiber infrastructure by factors of 10 to 100 or more, depending on the system. Instead of installing new fiber cables-which involves trenching, permits, construction costs, and extended timelines-DWDM extracts maximum value from fiber already in place. For most organizations, DWDM deployment costs a fraction of new fiber construction while delivering equivalent or superior capacity.

Can DWDM systems integrate with existing network equipment?

Absolutely. Transparent DWDM platforms work with standard network interfaces without requiring any changes to existing switches, routers, or storage equipment. You simply connect your current gear to DWDM transponder ports using standard fiber optics. The DWDM system handles optical multiplexing transparently, making the physical distance and fiber count invisible to connected devices.

How difficult is it to manage DWDM infrastructure?

Modern DWDM systems are dramatically simpler than earlier generations. Many platforms require zero configuration-they arrive pre-programmed based on your site requirements. Management interfaces use familiar web browsers or SNMP tools that network teams already know. Unlike legacy systems demanding specialized optical engineering knowledge, contemporary DWDM platforms operate more like network switches, with intuitive controls and monitoring.

What happens if a fiber cable gets cut or damaged?

Advanced DWDM platforms incorporate automatic protection switching. When deploying dual fiber paths, the system continuously monitors both routes and instantly switches traffic to the healthy path if it detects a failure. This switchover happens in milliseconds, typically faster than connected equipment can detect an issue. Users experience no service interruption even during catastrophic cable damage scenarios.

Can I start small and expand DWDM capacity later?

Yes, DWDM systems are inherently scalable. You can initially deploy equipment supporting your current bandwidth needs, then add wavelengths or stack additional units as requirements grow. Modular architectures allow incremental capacity expansion without replacing core infrastructure. This pay-as-you-grow approach minimizes upfront investment while protecting against future bandwidth demands.

How does DWDM compare to alternatives like multiple dark fiber pairs?

DWDM provides superior capacity density, simplified management, and better economics. Even if you have multiple dark fiber pairs available, managing dozens of individual fiber connections becomes operationally complex. DWDM consolidates everything onto fiber pairs, with centralized management and monitoring. Additionally, DWDM scales far beyond what's practical with individual fibers-reaching terabit-scale capacities that would require hundreds of discrete fiber connections using traditional approaches.

What distance limitations apply to DWDM systems?

Distance capabilities vary by system design, but modern DWDM platforms support ranges from a few kilometers to hundreds of kilometers without electronic regeneration. For data center and campus applications, distances of 40-80 kilometers are common. Metropolitan networks can extend to 120 kilometers or more. Equipment vendors typically offer different power budgets and amplification options to match specific distance requirements, making distance selection straightforward based on your geographical needs.

Conclusion: DWDM as Strategic Infrastructure

The bandwidth imperative facing modern enterprises demands infrastructure capable of scaling gracefully across decades of technology evolution. DWDM technology delivers this strategic value, providing a future-proof foundation that accommodates both current requirements and emerging applications.

By consolidating multiple services onto common optical infrastructure, organizations reduce capital expenditure, operational complexity, and physical footprint simultaneously. The combination of terabit-scale capacity, transparent service support, and operational simplicity positions DWDM as essential infrastructure for any bandwidth-intensive environment.

Whether interconnecting data centers, extending storage networks, or building private optical networks, DWDM offers the rare combination of massive performance, elegant simplicity, and compelling economics. As bandwidth demands continue their relentless growth, DWDM infrastructure provides the scalable foundation needed to meet tomorrow's challenges without costly infrastructure replacements.

 

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