Skip to content


by Juniper
Product Line: Juniper MX Series Series
Product Type: Expansion Module
Sold out
Original price $0.00 - Original price $0.00
Original price
$0.00 - $0.00
Current price $0.00
Title: Surplus

Orders typically ship within 1-3 Business days, if you need an item to ship sooner please contact us.

Product Description

The MPC5E-40G10G-IRB Juniper features a fixed line card bundle capable of operating as either 6x40GbE or 24x10GbE, supporting comprehensive L2, L2.5, and L3 functionalities. It offers a throughput of 240 Gbps, can handle up to 16 L3VPN instances natively, and with an optional license, expands to support up to 32,000 queues with HQoS. Designed as a plug-in module, this product supports both LAN-PHY (10.3125 Gbps) and WAN-PHY (9.95328 Gbps) modes per port, accommodates a maximum transmission unit (MTU) of 9,192 bytes, and operates efficiently within a chassis temperature of up to 40°C and at altitudes up to 6000 feet.

FAQs for the MPC5E-40G10G-IRB

  • What is the maximum throughput of the 6x40GbE or 24x10GbE line card bundle?
    The maximum throughput is 240 Gbps.
  • How many L3VPN instances does the line card support by default?
    It supports up to 16 L3VPN instances.
  • What is the maximum MTU size supported by the line card?
    The maximum MTU size supported is 9,192 bytes.
  • Can the number of queues be increased on the line card?
    Yes, an optional license permits increasing the queues up to 32,000 with HQoS.
  • What form factor is the line card?
    The form factor is a plug-in module.
  • How many 40 Gigabit QSFP+ ports does the line card have?
    There are 6 40 Gigabit QSFP+ ports.
  • Is the line card capable of both LAN-PHY and WAN-PHY modes?
    Yes, it supports LAN-PHY mode at 10.3125 Gbps and WAN-PHY mode at 9.95328 Gbps on a per-port basis.
  • What are the power consumption values at different temperatures?
    At 55°C: 558 W, at 40°C: 496 W, and at 25°C: 469 W.
  • What is the maximum altitude at which the line card can operate?
    It can operate at an altitude of up to 6000 feet.
  • What data link protocol does the line card use?
    The line card uses a 40 Gigabit Ethernet data link protocol.

Product Review

The Juniper MPC5E-40G10G-IRB offers flexible connectivity with its ability to function as either a 6x40GbE or 24x10GbE line card, catering to various network demands with comprehensive L2, L2.5, and L3 features, including support for up to 16 L3VPN instances, expandable to 32,000 queues with an optional license for enhanced HQoS. However, while its throughput of 240 Gbps and support for a high MTU of 9192 bytes are impressive, its power consumption can be a concern, varying significantly with temperature, peaking at 558W at 55°C. Additionally, the fixed port configuration and the requirement for a license to unlock full queue capacity may limit flexibility and incur additional costs for some network environments.


The Juniper MPC5E-40G10G-IRB is a versatile and high-capacity modular line card designed for advanced networking requirements. This plug-in module is engineered to deliver exceptional performance and connectivity, making it an ideal choice for large-scale networks that demand reliability and high-speed data transfer. It supports a broad range of Layer 2, Layer 2.5, and Layer 3 features, ensuring comprehensive network services and efficient traffic management. With a fixed configuration of either 6x40GbE or 24x10GbE, the MPC5E-40G10G-IRB provides flexible deployment options to meet diverse networking needs. This adaptability is further enhanced by the card's ability to support up to 16 L3VPN instances natively, with an optional license expansion that enables up to 32,000 queues with Hierarchical Quality of Service (HQoS), optimizing bandwidth utilization and improving network performance. Key hardware specifications of the MPC5E-40G10G-IRB include: - Throughput of 240 Gbps, ensuring high-speed data transmission and efficient handling of network traffic. - Capacity for 32 L3VPN connections, facilitating secure and scalable virtual private networks. - Support for a maximum transmission unit (MTU) size of 9,192 bytes, with the capability to handle up to 9,500 bytes, allowing for the efficient transmission of large data packets. Additional features of this line card include:
  • Layer 2 switching and Layer 2.5 switching capabilities, providing flexibility in network configuration and optimization.
  • Support for both LAN-PHY mode at 10.3125 Gbps and WAN-PHY mode at 9.95328 Gbps on a per-port basis, catering to diverse network architectures and requirements.
  • Compatibility with 40 Gigabit QSFP+ ports, enhancing connectivity and network scalability.
The ports are systematically labeled, ranging from 2/0 through 2/2 and 3/0 through 3/2, simplifying network management and configuration. Designed for reliability, the MPC5E-40G10G-IRB operates efficiently at an altitude of up to 6,000 feet and within a chassis temperature range of up to 40°C. Power consumption varies with temperature, drawing typically 9.68 A @ 48 V (460 W) under default configurations. At elevated temperatures, the power consumption adjusts accordingly, with 558 W at 55°C, 496 W at 40°C, and 469 W at 25°C, ensuring optimal performance across different operating environments. In summary, the Juniper MPC5E-40G10G-IRB is a high-performance, scalable, and flexible networking solution that addresses the needs of demanding data networks. Its extensive support for advanced networking features, combined with its robust throughput and capacity, makes it an essential component for building efficient, reliable, and high-capacity network infrastructures.


Part Number Juniper MPC5E-40G10G-IRB
Manufacturer Juniper
Description Line card with either 6x40GbE or 24x10GbE interfaces, supports comprehensive L2, L2.5, and L3 functionalities
L3VPN Instances Supported Standard: 16, Expandable with license
Queue Support Upgradable to 32,000 with High-Quality of Service (HQoS)
Throughput 240 Gbps
L3VPN Capacity 32 Connections
Maximum Transmission Unit (MTU) 9192 bytes
Hardware Type Modular plug-in
Connection Interface Cable
Network Protocol 40G Ethernet
Main Features Support for Layer 2 and Layer 2.5 switching
Port Quantity 6
Port Type 40G QSFP+
Queue Capability Supports up to 32,000 queues per slot
LAN-PHY Data Rate 10.3125 Gbps per port
WAN-PHY Data Rate 9.95328 Gbps per port
MTU Options Supports up to 9192 bytes, with an option for 9500 bytes
Ethernet Port Labels 2/0 to 2/2, 3/0 to 3/2
Maximum Operating Altitude 6000 feet above sea level
Maximum Chassis Temperature 40°C
Power Consumption (Typical) 9.68 A @ 48 V (460 W)
Power Consumption by Temperature 55°C: 558 W, 40°C: 496 W, 25°C: 469 W

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare