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Elliot Barnett
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Enhanced queuing significantly improved traffic control.
MX10003-LC2103-EQ
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JNP1003/MX10003 Modular Port Concentrator, 6xQSFP+, 1 MIC Sl...
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MX10003-LC2103-EQ
- Description:
- JNP1003/MX10003 Modular Port Concentrator, 6xQSFP+, 1 MIC Slot - EQ (Enhanced Queuing) Mode
- Rating:
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- Brand:
- Juniper
- GTIN:
- 832938042070
- Condition:
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MX10003-LC2103-EQ Overview
MX10003-LC2103-EQ is an Ethernet module engineered for high-speed network connectivity, delivering up to 10Gbps data rates and featuring an SFP+ connector. Designed to integrate seamlessly with routers, switches, and servers, this PCIe form factor card supports protocols such as TCP/IP and iSCSI, ensuring reliable communication in modern data centers and enterprise networks.
MX10003-LC2103-EQ is optimized for applications ranging from data center expansion to upgrading server network interfaces, offering enhanced performance and streamlined installation. The module’s robust design, coupled with features like auto-negotiation, wake-on-LAN, and jumbo frames, makes it an ideal choice for organizations seeking to connect to high-speed networks with minimal downtime.
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MX10003-LC2103-EQ Specifications
- Product Type
- Network Module / Network Card
- Module Type
- Ethernet
- Data Rate
- 10Gbps
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP, iSCSI
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Arista, Dell, HP
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Power Consumption
- 15W
- Interface Ports
- Ethernet
- Expansion Slots
- N/A
- Product Name
- MX10003-LC2103-EQ
- Height
- 1.5 inches
- Width
- 3.5 inches
- Depth
- 0.5 inches
- Weight
- 0.25 lbs
MX10003-LC2103-EQ Use Case
Spine-Leaf Data Center Aggregation with MX10003-LC2103-EQ-JNP1003 in EQ Mode
A global cloud provider deploys the MX10003-LC2103-EQ-JNP1003 modular port concentrator (6xQSFP+, 1 MIC slot) in Enhanced Queuing mode to aggregate multiple 40GbE uplinks in a spine-leaf fabric. The solution delivers deterministic throughput, simplifies link management, and scales network capacity by 240 Gbps per module, optimizing east-west traffic and reducing port-pair complexity.
Ultra-Low-Latency Financial Trading Backbone Using MX10003-LC2103-EQ-JNP1003
An international brokerage integrates the MX10003-LC2103-EQ-JNP1003 (6xQSFP+) in EQ mode to feed market data feeds into its matching engine. Enhanced Queuing minimizes microburst jitter and maintains sub-microsecond latency, ensuring consistent order-execution performance and strict adherence to regulatory SLAs.
Enterprise Campus QoS and SLA Enforcement with MX10003-LC2103-EQ-JNP1003
A Fortune 500 enterprise leverages the MX10003-LC2103-EQ-JNP1003 modular port concentrator in Enhanced Queuing mode to isolate VoIP, video-conferencing, and critical ERP traffic across six aggregated QSFP+ links. This approach enforces per-tenant SLAs, guarantees packet-priority handling, and boosts application reliability by eliminating congestion and packet-loss during peak loads.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| MX10003-LC2103-EQ |  JNP10003-RE1-LT-R |  JNP10K-RE1-LT-R |  MX10K-LC2101F-IR |  JNP10K-RE1-128 | |
|---|---|---|---|---|---|
| Product Type | Network Module / Network Card | Network Module | Router Module | Network Card | Network Module / Network Card |
| Module Type | Ethernet | 4G LTE Module | WAN Module | Fibre Channel Card | Ethernet |
| Data Rate | 10Gbps | 150Mbps downlink / 50Mbps uplink | 10Gbps | 10Gbps | 10G |
| Connector Type | SFP+ | M.2 | SFP+ | SFP+ | SFP+ |
| Supported Protocols | TCP/IP, iSCSI | TCP/IP, LTE | TCP/IP, MPLS | Fibre Channel | TCP/IP, Jumbo Frames, Auto-negotiation, QoS |
| Form Factor | PCIe | M.2 2230 | Modular | Modular | PCIe |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | -40 to 85°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Arista, Dell, HP | Juniper Networks Routers and Switches | Juniper | Cisco / Juniper / Arista / Dell / HP | Routers, Switches, Servers |
| Max Speed | 10Gbps | 150Mbps | 10Gbps | 10Gbps | 10Gbps |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Failover, QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, QoS, Jumbo Frames |
| Power Consumption | 15W | 5W | 15W | 5W | N/A |
| Interface Ports | Ethernet | LTE antenna connectors | SFP+ | SFP+ | SFP+ |
| Expansion Slots | N/A | N/A | N/A | PCIe | PCIe |
| Product Name | MX10003-LC2103-EQ | JNP10003-RE1-LT-R 4G LTE Module | JNP10K-RE1-LT-R | MX10K-LC2101F-IR | JNP10K-RE1-128 High-Performance Ethernet Module |
| Height | 1.5 inches | 0.5 inches | 1.0 inches | N/A | N/A |
| Width | 3.5 inches | 2.0 inches | 5.5 inches | N/A | N/A |
| Depth | 0.5 inches | 2.5 inches | 7.0 inches | N/A | N/A |
| Weight | 0.25 lbs | 0.2 lbs | 1.2 lbs | N/A | N/A |
Reviews & Ratings
D
Daniel Crossfield
5
Excellent QoS handling during congestion.
O
Oliver Bramwell
4
Stable and predictable EQ behavior.
N
Nathan Kilpatrick
5
Ideal for service provider environments.
J
Julian Oakley
5
Strong performance across all ports.
Questions & Answers
What is the MX10003-LC2103-EQ Modular Port Concentrator?
The MX10003-LC2103-EQ is a JNP1003/MX10003 Modular Port Concentrator featuring six QSFP+ ports, one MIC slot, and Enhanced Queuing for optimized packet handling.
Which interface types are supported by the MPC 6xQSFP+?
This MPC provides six QSFP+ interfaces supporting 40 GbE / 4×10 GbE breakout configurations, enabling flexible high-speed connectivity.
What is Enhanced Queuing (EQ) mode on the MX10003-LC2103-EQ?
Enhanced Queuing (EQ) mode prioritizes latency-sensitive traffic through dynamic buffer allocation and strict priority scheduling to ensure optimal performance.
Which MIC modules are compatible with the MX10003-LC2103-EQ?
The MX10003-LC2103-EQ requires a compatible MIC slot such as the MPC2 line of Modular Interface Cards or higher, ensuring full feature support.
Is the MPC 6xQSFP+ supported on all Juniper MX10003 platforms?
Yes, the MPC 6xQSFP+ is fully supported on all Juniper MX10003 routers running Junos OS Release 20.4R1 or later.
How do I install the MX10003-LC2103-EQ in my chassis?
To install, power down the MX10003 chassis, insert the MPC into an available slot, secure the latch, then restart the router and verify with show chassis hardware.
What throughput can I expect from the JNP1003/MX10003 MPC?
The MPC delivers up to 240 Gbps of total throughput (6×40 GbE) in native mode or 240 Gbps when using 4×10 GbE breakout per QSFP+ port.
Does the MX10003-LC2103-EQ support breakout cables?
Yes, each QSFP+ port supports 4×10 GbE breakout via standard DAC/AOC cables, enabling flexible port mapping for diverse network designs.
What power consumption does the MPC 6xQSFP+ require?
The MX10003-LC2103-EQ consumes approximately 65 W under full load, subject to environmental conditions and traffic patterns.
What are the typical use cases for the MX10003-LC2103-EQ?
Common use cases include data center spine uplinks, cloud peering, and high-performance service provider edge aggregation requiring low latency and high throughput.
Which firmware version is required for EQ mode?
Enhanced Queuing mode is available starting with Junos OS Release 20.4R1 on MX10003 platforms; upgrade to that release or later to enable EQ.
Can I mix this MPC with other line cards in the same chassis?
Yes, the MX10003 chassis supports mixed MPC modules, provided that the total power budget and slot compatibility guidelines are observed.
How is traffic managed on the MPC 6xQSFP+?
Traffic is managed via Junos OS QoS policies, leveraging Enhanced Queuing, buffer profiles, and scheduler maps to meet SLAs and minimize congestion.
What environmental specifications apply to this port concentrator?
The MX10003-LC2103-EQ operates in 0 °C to 40 °C ambient temperature, 5%–90% non-condensing humidity, and meets NEBS Level 3 requirements.
What warranty and support options are available?
Juniper provides a one-year limited warranty and offers optional Care, Advantage, and Premium Support contracts for advanced hardware replacement and software upgrades.
Where can I purchase the MX10003-LC2103-EQ?
You can buy the MX10003-LC2103-EQ through Juniper’s global network of authorized resellers or directly from Juniper sales representatives.