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Daniel Westbrook
5
Enhanced mode provided strong performance for core aggregation.
MX10003-LC2103-E
JNP1003/MX10003 Modular Port Concentrator, 6xQSFP+, 1 MIC Sl...
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Name:
MX10003-LC2103-E
- Description:
- JNP1003/MX10003 Modular Port Concentrator, 6xQSFP+, 1 MIC Slot - E (Enhanced) Mode
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- Brand:
- Juniper
- GTIN:
- 832938042070
- Condition:
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MX10003-LC2103-E Overview
MX10003-LC2103-E is a high-performance Ethernet module engineered for data centers and enterprise networks. Designed to deliver up to 10Gbps of data rate via its SFP+ connector, this PCIe form factor network card ensures seamless integration with routers, switches, and servers while efficiently supporting TCP/IP protocol communications.
Built for reliability and speed, MX10003-LC2103-E is ideal for upgrading network interfaces and expanding data center capacity. Its robust design offers features such as auto-negotiation, Wake-on-LAN, jumbo frames, and QoS support, making it a perfect choice for critical network applications and high-speed connectivity requirements.
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MX10003-LC2103-E Specifications
- Product Type
- Network Card
- Module Type
- Ethernet
- Data Rate
- 10G
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- 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 / SFP+
- Expansion Slots
- N/A
- Product Name
- MX10003-LC2103-E
- Height
- 1.2 inches
- Width
- 5.5 inches
- Depth
- 0.8 inches
- Weight
- 1.5 lbs
MX10003-LC2103-E Use Case
High-Density Data Center Spine Aggregation with MX10003-LC2103-E-JNP1003
In hyperscale data centers requiring seamless 600GbE spine aggregation, the MX10003-LC2103-E-JNP1003 delivers 6xQSFP+ ports and 1 MIC slot in Enhanced mode. This use case consolidates multiple 100GbE uplinks into a single modular unit, reducing rack space and power consumption while boosting inter-rack throughput by up to 30%. Outcome: optimized bandwidth utilization, lower OPEX/CAPEX, and scalable platform growth.
Ultra-Low-Latency Financial Trading Network with MX10003-LC2103-E-JNP1003
In high-frequency trading environments where nanoseconds can impact profitability, deploying the MX10003-LC2103-E-JNP1003 in Enhanced mode ensures sub-100ns latency across 6xQSFP+ 100GbE links. Traders benefit from deterministic forwarding and congestion avoidance, leading to faster order execution. Outcome: enhanced transactional performance, reduced market risk, and improved ROI for financial institutions.
Multi-Tenant Cloud Edge Aggregation Using MX10003-LC2103-E-JNP1003
Cloud service providers leverage the MX10003-LC2103-E-JNP1003 modular port concentrator at edge PoPs to onboard multiple tenants over 6x100Gbps QSFP+ ports. Enhanced mode enables dynamic bandwidth provisioning, per-tenant QoS, and real-time telemetry via the MIC slot. Outcome: SLA-compliant performance, simplified multi-tenant management, and accelerated service delivery across distributed cloud edges.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 MX10003-LC2103-E |  JNP10K-RE1-LT-R |  MX10K-LC2101-E |  MX10K-LC2101-R |  MX10K-LC2101-EQ | |
|---|---|---|---|---|---|
| Product Type | Network Card | Router Module | Network Module | Network Module / Network Card | Network Module |
| Module Type | Ethernet | WAN Module | Ethernet | Ethernet | Ethernet Module |
| Data Rate | 10G | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Connector Type | SFP+ | SFP+ | SFP+ | SFP+ | SFP+ |
| Supported Protocols | TCP/IP | TCP/IP, MPLS | TCP/IP, iSCSI, Jumbo Frames | TCP/IP | TCP/IP, iSCSI |
| Form Factor | PCIe | Modular | Modular | PCIe | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°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 | Cisco, Juniper, Arista, Dell, HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | 15W | 15W | 6W | 12W | 7W |
| Interface Ports | Ethernet / SFP+ | SFP+ | Ethernet | SFP+ | Ethernet |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | MX10003-LC2103-E | JNP10K-RE1-LT-R | MX10K-LC2101-E | MX10K-LC2101-R | MX10K-LC2101-EQ |
| Height | 1.2 inches | 1.0 inches | N/A | 0.5 inches | 1.73 inches |
| Width | 5.5 inches | 5.5 inches | N/A | 3.4 inches | 3.44 inches |
| Depth | 0.8 inches | 7.0 inches | N/A | 4.5 inches | 0.30 inches |
| Weight | 1.5 lbs | 1.2 lbs | N/A | 1.2 lbs | 0.75 lbs |
Reviews & Ratings
O
Oliver Kendall
4
Stable throughput under heavy traffic.
N
Nathan Ellery
5
Good fit for modular MX10003 deployments.
J
Julian Stratford
3
No issues during commissioning.
R
Ryan Pendleton
4
Reliable high speed line card.
Questions & Answers
What is the MX10003-LC2103-E Modular Port Concentrator (MPC)?
The MX10003-LC2103-E is a Juniper Networks JNP1003/MX10003 Modular Port Concentrator that provides six QSFP+ ports and one MIC slot in Enhanced (E) mode for high-density, line-rate connectivity.
Which physical interfaces are available on the MX10003-LC2103-E?
The MPC features six QSFP+ ports for 40 GbE connectivity and one Modular Interface Card (MIC) slot that accepts a variety of optical or copper MIC modules.
Which routers support the JNP1003/MX10003 MPC?
The MX10003-LC2103-E is fully compatible with the Juniper MX10003 3-rack-unit universal routing platform running Junos OS.
What throughput and performance does the MX10003-LC2103-E deliver?
In Enhanced mode, the MPC delivers up to 240 Gbps aggregate throughput at line rate across all six QSFP+ ports with microsecond-level latency.