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by Juniper
Product Line: Juniper Networks MX Series 3D Universal Edge Routers
Product Type: Line card module
Original price $0.00 - Original price $602.00
Original price
$0.00 - $602.00
Current price $602.00
Title: Used

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Product Description

The DPCE-R-Q-20GE-SFP is equipped with 20x1 GbE L2/L3 capabilities and supports 20x 1 Gigabit Ethernet SFP connections, enabling high-speed data transfer and enhanced network performance. It boasts a significant system capacity of 480 Gbps and a packet forwarding capacity of 360 Mpps, ensuring efficient data processing and transmission across networks. Additionally, this module offers advanced features such as autonegotiation, full-duplex mode, and support for Maximum transmission units (MTUs) of up to 9192 bytes, providing flexibility and scalability for complex network architectures.

Key Feature for the DPCE-R-Q-20GE-SFP

  • What are the key features of the 20x1 GbE L2/L3 switch?
    The switch offers 20x 1 Gigabit Ethernet SFP ports, Layer 2/3 capabilities with enhanced queuing, autonegotiation, full-duplex mode, a maximum transmission unit (MTU) of up to 9192 bytes, and supports each port at speeds up to 1 Gbps.
  • How much power does the device require?
    It requires 4.2 A at 48 V, totaling 200 W.
  • What is the system's throughput and capacity?
    The system features a throughput per slot of 120 Gbps and a total system capacity of 480 Gbps.
  • What is the weight of the switch?
    The switch weighs 13 lb (5.9 kg).
  • Can you explain the packet forwarding capacity of this device?
    The device has a packet forwarding capacity of 360 Mpps.
  • How many DPCs/MPCs can the chassis support?
    The chassis can support 2 or 3 DPCs/MPCs.
  • What are the operating temperature and humidity ranges for the switch?
    The operating temperature ranges from 32°F to 104°F with a relative humidity range of 5% to 90%, noncondensing.
  • What is the maximum altitude at which the switch can operate without performance degradation?
    The switch can operate without performance degradation up to 13,000 ft (4,000 m).
  • What are the Layer 2 features and performance scalability of this switch?
    It offers enhanced performance and scalability of Layer 2 features to meet various networking requirements.
  • What is the maximum transmission unit (MTU) size supported by the switch?
    The switch supports a maximum transmission unit (MTU) of up to 9192 bytes.

Product Review

The Juniper DPCE-R-Q-20GE-SFP offers a solid throughput of 120 Gbps per slot, supporting up to 20x 1 Gigabit Ethernet SFP connections with advanced Layer 2 and Layer 3 capabilities, ensuring high performance and scalability for network demands. However, its power requirement of 200W and a weight of 13 lb (5.9 kg) might present challenges for energy efficiency and physical installation in densely packed data centers. Additionally, the device's ability to handle up to 360 Mpps and a system capacity of 480 Gbps are significant, yet the limitation to 1 Gbps per port may not suffice for environments demanding higher per-port throughput.


The Juniper DPCE-R-Q-20GE-SFP is a high-capacity network interface card designed for exceptional performance in data packet processing and throughput in complex network environments. It is equipped with 20x 1 Gigabit Ethernet SFP ports, each capable of operating at speeds up to 1 Gbps, making it suitable for high-density network requirements. This card provides a substantial throughput per slot of 120 Gbps, contributing to a system capacity of 480 Gbps and a packet forwarding capacity of 360 Mpps, facilitating swift and efficient data transmission across networks. Power efficiency is a key aspect of the DPCE-R-Q-20GE-SFP, with a power requirement of 4.2 A at 48 V, totaling 200 W, which ensures that the card delivers optimal performance without excessive power consumption. Weighing 13 lb (5.9 kg), it is designed to fit into designated slots within compatible Juniper chassis, supporting either 2 or 3 DPCs and/or MPCs per chassis for flexible system integration. Key features include:
  • 20x 1 Gigabit Ethernet SFP ports for high-density connectivity.
  • Layer 2 and Layer 3 capabilities with enhanced queuing for efficient data handling.
  • Support for maximum transmission units (MTUs) of up to 9192 bytes, enabling the handling of large data packets with ease.
The device supports autonegotiation between Gigabit Ethernet circuit partners to ensure seamless communication and full-duplex mode for simultaneous two-way data transmission, which enhances the performance and scalability of Layer 2 features. Such functionalities make the DPCE-R-Q-20GE-SFP an essential component for networks requiring reliable, high-speed connectivity and data processing. Operating within a temperature range of 32° F to 104° F, and capable of functioning in a relative humidity range from 5% to 90% non-condensing, the DPCE-R-Q-20GE-SFP is built to sustain performance in diverse environmental conditions. It is also designed to operate without performance degradation from sea level up to an altitude of 13,000 ft (4,000 m), ensuring reliability in various installation locations. In conclusion, the Juniper DPCE-R-Q-20GE-SFP stands out as a pivotal element for networks demanding high-speed, efficient packet processing and transmission capabilities. Its blend of high throughput, dense port configuration, and resilient design tailored for both Layer 2 and Layer 3 networking tasks makes it a versatile choice for organizations aiming to optimize their network infrastructure for peak performance.


Part Number Juniper DPCE-R-Q-20GE-SFP
Manufacturer Juniper
Ethernet Ports 20x 1G SFP interfaces
Ethernet Compatibility 20x Gigabit Ethernet ports, Layer 2/Layer 3, with advanced queueing
Slot Throughput 120 Gbps per slot capacity
Power Usage 4.2 A at 48 VDC (200W)
Weight 13 pounds (5.9 kilograms)
System Throughput 480 Gbps total system capacity
Forwarding Rate 360 Mpps packet forwarding performance
Chassis Capacity Support for 2 to 3 DPCs/MPCs per chassis
Port Speed Up to 1 Gbps per port
Speed Matching Automatic negotiation for Gigabit Ethernet speeds
Communication Mode Supports full-duplex operation
MTU Size Supports MTUs up to 9192 bytes
Layer 2 Performance Layer 2 feature set enhances performance and scalability
Minimum Operating Temperature 32°F (0°C)
Maximum Operating Temperature 104°F (40°C)
Operating Humidity Range (Min) 5% noncondensing
Operating Humidity Range (Max) 90% noncondensing
Operational Altitude (Min) No performance loss at sea level (0 ft / 0 m)
Operational Altitude (Max) No performance loss up to 13,000 ft (4,000 m)

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