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SFP plus board performs reliably in MPLS environments.
DES-85-4TE-SFP+-MPLS-L
D-Link 4-port 10 Gigabit optical service board (SFP+)
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DES-85-4TE-SFP+-MPLS-L
D-Link 4-port 10 Gigabit optical service board (SFP+)
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DES-85-4TE-SFP+-MPLS-L is a high-performance, Layer 3 rack-mount switch engineered for network edge deployments and data center environments. Built with an efficient architecture, it supports advanced MPLS routing while delivering robust performance for critical applications, enabling effective traffic segmentation and convergence of diverse network traffic.
Optimized for scalability and flexibility, this switch offers dual-mode power options with an AC Power Supply and provides essential connectivity through both copper 10/100/1000 Ethernet ports and 4 SFP+ uplink ports. Its design supports stacking for simplified management and expanded capacity, making it ideal for enterprise aggregation, branch office connectivity, and dynamic service provider networks.
DES-85-4TE-SFP+-MPLS-L price is is available on request. Get immediate quote.
Request bulk order quote for DES-85-4TE-SFP+-MPLS-L for additional pricing. Browse the full D-Link Core Switches series or explore all D-Link products.
Scenario: A virtualized enterprise data center supporting 1,000+ VMs requires scalable, low-latency fiber uplinks. Network architects install the DES-85-4TE-SFP+-MPLS-L-D-Link 4-port 10 Gigabit optical service board (SFP+) in top-of-rack switches to aggregate four 10GbE links into the spine layer. Outcome: Delivers 40Gbps consolidated throughput, cuts inter-switch latency by 30%, and simplifies fiber-cabling for seamless capacity expansion.
Scenario: A regional ISP expands its MPLS enabled metro ring to deliver business-grade Ethernet services. Engineers deploy the DES-85-4TE-SFP+-MPLS-L-D-Link 4-port 10 Gigabit optical service board (SFP+) in aggregation routers to terminate four diverse 10GbE fiber paths with built-in MPLS-L support. Outcome: Achieves sub-5ms ring failover, ensures 99.99% network availability, and scales core capacity up to 40Gbps without forklift upgrades.
Scenario: A multi-building university campus requires dedicated, high-performance links for HD lecture streaming, video conferencing, and large dataset replication. IT teams integrate the DES-85-4TE-SFP+-MPLS-L-D-Link 4-port 10 Gigabit optical service board (SFP+) into core distribution switches, assigning one 10GbE SFP+ port per building. Outcome: Guarantees 10Gbps per facility, reduces packet jitter by 50%, and supports seamless remote collaboration and research workflows.
To get the detailed certification, please go to the Compliance Center.
 DES-85-4TE-SFP+-MPLS-L |  DES-85-48GE-TX-MPLS-L |  DES-85-2TE-SFP+ |  DES-85-2TE-SFP+E |  DES-85-24GE-SFPE | |
|---|---|---|---|---|---|
| Depth | 12 inches | 18 inches | N/A | 14 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 32 MB | 32 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | N/A | 1 inches | 1.75 inches |
| IOS | IP Services | IP Services | IP Services | LAN Base | LAN Base |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 3 | Layer 3 | Layer 2 / Layer 3 | Layer 2 | Layer 2 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | DES-85-4TE-SFP+-MPLS-L | DES-85-48GE-TX-MPLS-L | DES-85-2TE-SFP+ | DES-85-2TE-SFP+E | DES-85-24GE-SFPE |
| Media Type Supported | Combo | Twisted Pair | Combo | Combo | Combo |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | N/A | 48 Ports | 8 Ports | 12 Ports | 24 Ports |
| Number of Ethernet Ports | Under 12 Ports | 24–48 Ports | Under 12 Ports | 12–24 Ports | 12–24 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | 4 Ethernet ports and 4 SFP+ uplink ports | 48 GE ports, 4 SFP uplink ports | N/A | 12 fixed 10/100/1000 Ethernet ports and 4 multi-gig combo ports with 10G SFP+ capability | N/A |
| Power Consumption | 50W | N/A | 85W | 32 W | 48 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply / Redundant Power Supply | AC Power Supply | AC Power Supply |
| Product Name | DES-85-4TE-SFP+-MPLS-L | DES-85-48GE-TX-MPLS-L Network Switch | DES-85-2TE-SFP+ Managed Switch | DES-85-2TE-SFP+E High Performance Rack-Mount Switch | DES-85-24GE-SFPE Gigabit Managed Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | Yes | Yes | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 64 Gbps | N/A | N/A | 128 Gbps | 48 Gbps |
| Switching Capacity with Stacking | 128 Gbps | N/A | N/A | 256 Gbps | 96 Gbps |
| Uplink Configuration | 10G | 1G | 10G | 10G | 1G |
| Weight | 7 lbs | 15 lbs | N/A | 12 lbs | 15 lbs |
| Width | 17.5 inches | 19 inches | N/A | 17 inches | 17 inches |
SFP plus board performs reliably in MPLS environments.
Stable optical connectivity with no issues.
Good build quality and performance.
Works as expected in production.
Dependable expansion board.
The D-Link DES-85-4TE-SFP+-MPLS-L is a 4-port 10-Gigabit SFP+ optical service board with MPLS support, designed to upgrade compatible D-Link switches for high-speed fiber connectivity and advanced traffic management.
This service board provides four SFP+ ports, each supporting up to 10 Gbps full-duplex for high-performance optical network links.
The board is compatible with standard 10 Gbps SFP+ modules including SR, LR, ER and DWDM types, enabling single-mode or multi-mode fiber connections up to 80 km.
Yes, it fully supports MPLS (Multiprotocol Label Switching) for efficient traffic engineering, QoS and VPN services over fiber networks.