15+ Years of Proven Excellence
Delivering reliable IT hardware solutions since 2009.
Same-Day Shipping
On all on-hand orders placed before 2 pm CST.
Limited Lifetime Warranty
You’ll find warranty coverage on the majority of our hardware.*
*Terms & Conditions
Part Number: MPC3E-3D-NG-R-B
Description: NG MPC3E, PORT QUEUE, MX
Category: Juniper Router Modules & Cards, Juniper Routers, Line Cards, Routers
15+ Years of Proven Excellence
Delivering reliable IT hardware solutions since 2009.
Same-Day Shipping
On all on-hand orders placed before 2 pm CST.
Limited Lifetime Warranty
You’ll find warranty coverage on the majority of our hardware.*
Terms & Conditions*
The Juniper MPC3E-3D-NG-R-B represents the pinnacle of next generation MPC3E technology, delivering port queue full scale MX performance that transforms network infrastructure capabilities. This advanced line card features upgraded CPU and memory architecture that enables full feature parity with previous generation MPC1E, MPC2E, and MPC3E modules while providing significantly enhanced performance characteristics. The MPC3E 3D NG architecture supports comprehensive Layer 2/Layer 2.5 switching capabilities alongside reduced scale Layer 3 features, creating a balanced platform for diverse network requirements. The enhanced port queue management system delivers superior traffic handling capabilities that enable service providers and enterprises to deploy demanding applications with confidence in consistent performance delivery.
The MPC3E-3D-NG-R delivers sophisticated hierarchical QoS support through its flexible queuing option that enables up to 32,000 total queues for comprehensive traffic management. This advanced QoS architecture provides granular control over traffic flows, allowing network administrators to implement complex service level agreements and ensure optimal performance for mission-critical applications. The hierarchical approach enables multi-tiered traffic classification and prioritization that supports both LAN PHY mode and WAN PHY mode operations depending on specific deployment requirements. The flexible queuing option represents a significant advancement over traditional QoS implementations, providing the scalability and precision required for modern service provider and enterprise network environments.
The Juniper MPC3E-3D-NG provides full feature parity across the entire MPC family, supporting all MICS supported by MPC1E, MPC2E, and MPC3E platforms for maximum deployment flexibility. This comprehensive compatibility ensures seamless integration with existing network infrastructure while providing a clear migration path for organizations looking to enhance their network capabilities. The MPC3E 3D supports both full scale L2/L2.5 features and L3VPN capabilities, enabling service providers to deploy complex services while maintaining operational consistency across their network infrastructure. The extensive MICS supported portfolio includes various interface options that accommodate different bandwidth requirements and connectivity scenarios.
The MPC3E-3D-NG-R-B incorporates advanced network intelligence capabilities that enable sophisticated protocol support and network services implementation. The line card provides comprehensive support for modern networking protocols including advanced Layer 3 routing, MPLS, and VPN technologies that are essential for contemporary service provider and enterprise deployments. Juniper Networks has engineered this platform to deliver exceptional reliability and performance while maintaining the operational simplicity that network administrators require for complex environments. The integrated intelligence features enable automated network optimization and advanced troubleshooting capabilities that reduce operational overhead while improving overall network reliability and performance.
The Juniper MPC3E-3D-NG-R-B features enhanced hardware architecture with upgraded CPU and memory subsystems designed to deliver superior performance compared to previous generation line cards. The platform incorporates advanced packet processing capabilities that support both LAN PHY mode and WAN PHY mode operations, providing flexibility for different network deployment scenarios. The line card features dual expansion slots supporting various MIC options for customized connectivity requirements. Power consumption and thermal management have been optimized to support high-density deployments while maintaining reliable operation across various environmental conditions.
| Specification | Details |
| Queue Capacity | Up to 32,000 total queues |
| Feature Support | Full scale L2/L2.5, reduced scale L3 |
| Expansion Slots | 2 MIC slots |
| Compatible Platforms | MX240, MX480, MX960 |
| QoS Architecture | Hierarchical with flexible queuing |
| Form Factor | Plug-in line card module |
| Operating Modes | LAN PHY and WAN PHY support |
| MIC Compatibility | All MPC1E, MPC2E, MPC3E supported MICs |
| Bundle Configuration | Next generation enhanced bundle |
The MPC3E-3D-NG-R operates on Junos OS, providing comprehensive Layer 2, Layer 2.5, and Layer 3 protocol support with advanced networking features. The platform supports full feature parity with previous generation MPCs while adding enhanced capabilities for hierarchical QoS implementation and advanced traffic management. The line card provides comprehensive VPN support including L3VPN capabilities for service provider applications. Advanced Class of Service (CoS) and Quality of Service (QoS) features enable sophisticated traffic prioritization and bandwidth management across diverse application requirements.
The dual expansion slot architecture supports a comprehensive range of MICs supported by the MPC1E, MPC2E, and MPC3E platforms, providing extensive interface flexibility for various connectivity requirements. Supported interface options include Gigabit Ethernet, 10 Gigabit Ethernet, and higher speed interfaces depending on specific MIC configurations. The platform supports both copper and fiber connectivity options with various reach capabilities to accommodate different deployment scenarios. Hot-swappable MIC support enables field upgrades and maintenance without affecting overall line card operation.
Within the MPC3E 3D NG family, the R-B variant provides the complete bundle configuration with enhanced capabilities compared to standard MPC3E 3D implementations. The NG R B configuration offers superior port queue management compared to earlier generation products while maintaining backward compatibility with existing MIC investments. The 3D NG R architecture provides enhanced memory and processing capabilities that enable the advanced hierarchical QoS support and flexible queuing option features. All variants in the MPC3E 3D family share common management interfaces and operational procedures, ensuring consistent deployment and maintenance experiences across different performance tiers.
The hierarchical QoS support enables multi-tiered traffic classification and prioritization with up to 32,000 total queues, providing granular control over traffic flows for complex service level agreement implementation. This flexible queuing option allows network administrators to create sophisticated traffic management policies that ensure optimal performance for mission-critical applications while efficiently utilizing available bandwidth. The hierarchical approach scales effectively across large network deployments while maintaining the precision required for demanding service provider and enterprise environments.
Full feature parity ensures that all existing configurations, management procedures, and operational knowledge transfer seamlessly to the new platform while gaining enhanced performance and capabilities. Organizations can leverage their existing MIC investments since the MPC3E-3D-NG supports all MICS supported by MPC1E, MPC2E, and MPC3E platforms, reducing upgrade costs and complexity. This compatibility approach provides a clear migration path that minimizes operational disruption while delivering significant performance improvements and advanced feature access.
LAN PHY mode optimizes the interface for local area network applications with standard Ethernet framing and timing characteristics, while WAN PHY mode provides compatibility with SONET/SDH transport networks requiring specific timing and framing protocols. The dual mode support enables the same line card to operate in diverse network environments without requiring different hardware configurations. This flexibility is particularly valuable for service providers who need to support both enterprise Ethernet services and traditional telecommunications transport requirements.
The port queue full scale MX architecture provides dedicated queuing resources for each port, eliminating contention and ensuring consistent performance even under high load conditions across multiple interfaces simultaneously. This approach enables predictable latency and throughput characteristics that are essential for real-time applications and guaranteed service delivery. The full scale implementation ensures that adding additional traffic or services does not degrade existing performance, providing the reliability required for mission-critical network operations.
The next generation architecture incorporates enhanced diagnostics and monitoring capabilities that simplify troubleshooting and performance optimization while reducing mean time to resolution for network issues. Hot-swappable MIC support enables field upgrades and maintenance without affecting line card operation, minimizing service disruptions during routine maintenance activities. The improved CPU and memory architecture provides headroom for future software feature additions and ensures long-term platform viability as network requirements evolve.
At Network Republic, our end-user accounts are covered by a 1-Year Warranty on all hardware—whether New, New Open Box, New Pull, Refurbished, or Refurbished by Manufacturer —from the date of delivery. This warranty covers hardware defects under normal use and allows for repair, replacement, or in-house credit at our discretion.
For resellers and wholesale purchases, we offer a 30-Day Warranty limited strictly to functional issues or defects upon arrival, including dead-on-arrival (DOA) items; it does not apply to problems arising after prolonged use. Resellers are responsible for inspecting and testing products within the 30-day window. This warranty excludes accidental damage, misuse, cosmetic wear, third-party modifications, and software-related issues unrelated to hardware failure. Check out our full warranty policy here.
Software licenses are not covered under the standard return and warranty policies and need to be activated on the hardware within 7 days of receipt. Any issues need to be reported immediately, within 10 days, so we can issue an exchange. Under no circumstances will refunds be issued for software licenses.
Our team of professionals are experts in networking hardware configurations and can assist you at any time during your purchasing process. We always recommend great price-performance alternatives based on current market price and availability. In need of assistance or looking for a specific part number? Request a quote today or chat with one of our IT specialists.

