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by Juniper
Product Line: Network Interface
Product Type: Network Interface card
Original price $0.00 - Original price $300.00
Original price
$0.00 - $300.00
Current price $300.00
Title: Used

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Product Description

The SRX-MIC-20GE-SFP is a 20-port Gigabit Ethernet MIC equipped with 20 SFP sockets, designed for seamless integration into either slot of the SRX5K-MPC, supporting up to 20 Gbps of full-duplex traffic. This module enables a maximum throughput of 20 Gbps and supports a maximum configurable MTU of 9192 bytes, ensuring efficient data transport and network flexibility. Additionally, it offers advanced security capabilities with a maximum firewall performance of 65 Gbps, VPN performance up to 43 Gbps using AES256+SHA-1, and supports up to 28 million concurrent sessions, making it ideal for high-density, high-performance network environments.

Key Feature for the SRX-MIC-20GE-SFP

  • What is the maximum throughput supported by the 20-port Gigabit Ethernet MIC?
    The maximum throughput is 20 Gbps.
  • How many slots are compatible with the SRX5K-MPC?
    It fits into either of the two slots available in SRX5K-MPC.
  • What type of Ethernet ports does the MIC support?
    It supports twenty 1-Gigabit Ethernet SFP ports.
  • What is the weight of the MIC?
    Approximately 1.2 lb (0.54 kg).
  • Can you specify the maximum configurable MTU for this MIC?
    The maximum configurable MTU is 9192 bytes.
  • What are the firewall performance metrics for the MIC?
    Maximum firewall performance is 65 Gbps, with IMIX at 30 Gbps, and firewall packets per second (64 bytes) at 9.8 Mpps.
  • What are the operating temperature ranges for the MIC?
    Long term: 41° to 104° F (5° to 40° C), Short term: 23° to 131° F (-5° to 55° C).
  • What is the maximum AES256+SHA-1 VPN performance capability of the MIC?
    The maximum AES256+SHA-1 VPN performance is 43 Gbps.
  • How many security policies can be configured with this MIC?
    Up to 80,000 security policies can be configured.
  • What is the maximum number of concurrent sessions supported?
    It supports up to 28 Million concurrent sessions.

Product Review

The Juniper SRX-MIC-20GE-SFP module offers a substantial increase in networking capabilities with its support for twenty 1-Gigabit Ethernet SFP ports, allowing for a maximum throughput of 20 Gbps, which aligns well with high-performance requirements. However, its maximum MTU configuration of 9192 bytes, while sufficient for most applications, may not meet the needs of all specialized network environments. Additionally, the module's compatibility with only SRX5K-MPC slots and a weight of approximately 1.2 lb (0.54 kg) suggest a degree of flexibility in deployment, but it does limit the hardware's application to specific Juniper network devices, potentially restricting broader use cases.


The Juniper SRX-MIC-20GE-SFP is a specialized Modular Interface Card (MIC) designed to enhance the capabilities of Juniper Networks SRX series services gateways. This MIC facilitates the addition of 20 1-Gigabit Ethernet SFP ports to an existing network infrastructure, allowing for a significant expansion of network connectivity and services. It is engineered to slot seamlessly into either of the two available slots of the SRX-5K-MPC, making it a versatile option for network administrators looking to scale up their network's throughput and performance capabilities. With the capacity to support up to 20 Gbps of full-duplex traffic, this MIC ensures that data flows efficiently through the network without bottlenecks, maintaining optimal performance levels even under heavy load conditions. The device is designed to handle a maximum configurable Maximum Transmission Unit (MTU) of 9192 bytes, which facilitates the efficient handling of large data packets, reducing the need for packet fragmentation and improving overall network throughput. The Juniper SRX-MIC-20GE-SFP is equipped with sockets for 20 SFP Gigabit Ethernet transceivers, offering flexibility in network design and allowing for a wide range of network configurations. This feature ensures that the device can accommodate various fiber types and distances, making it suitable for deployment in diverse networking environments.
  • Weight: Approximately 1.2 lb (0.54 kg), making it lightweight and easy to handle during installation or maintenance.
  • Status Indicators: Include Link OK, Link/activity, and Fail, providing immediate visual feedback on the operational status of each port.
  • Supported Slots: Compatible with either slot in the SRX5K-MPC, offering flexibility in deployment within the network infrastructure.
In terms of performance, the MIC delivers impressive firewall throughput rates, achieving a maximum of 65 Gbps and 30 Gbps for IMIX traffic, alongside a high rate of firewall packets per second at 9.8 Mpps for 64-byte packets. This ensures that security does not become a bottleneck in high-performance network environments. The device also boasts substantial VPN performance, with maximum AES256+SHA-1 and 3DES+SHA-1 VPN throughput both reaching 43 Gbps, ensuring secure, high-speed connections across the network. Moreover, the MIC offers a maximum IPS performance of 22 Gbps and can handle up to 28 million concurrent sessions, with the capacity to implement up to 80,000 security policies. This high level of performance and capacity makes it well-suited for deployment in environments with demanding security and throughput requirements. The Juniper SRX-MIC-20GE-SFP operates effectively within a broad temperature range, from 41° to 104° F (5° to 40° C) for long-term operation and 23° to 131° F (-5° to 55° C) for short-term conditions. It also operates within a humidity range of 5% to 85% noncondensing, ensuring reliability and longevity in varying environmental conditions. This MIC supports a maximum of 2,000 security zones, 2,000 virtual routers, and 4,096 VLANs, offering exceptional flexibility in network segmentation and virtualization. This level of support enables complex network architectures to be simplified and managed efficiently, facilitating the deployment of highly scalable and secure network environments.


Part Number Juniper SRX-MIC-20GE-SFP
Description MIC with 20x1-Gigabit SFP ports
Compatibility Compatible with any of the two SRX-5K-MPC slots
Full-Duplex Traffic Capacity Up to 20 Gbps
Max. MTU Configuration 9192 bytes
Data Rate 20 Gbps
Transceiver Slots 20 SFP slots for Gigabit Ethernet
Physical Weight 1.2 lbs (0.54 kg)
Slot Compatibility Any SRX5K-MPC slot
Model Type 20-port Gigabit Ethernet MIC, SFP-supported
Diagnostic LEDs Status: OK, Activity, Failure
Max. Firewall Throughput 65 Gbps
Firewall Throughput (IMIX) 30 Gbps
Firewall Throughput (Packets per Second) 9.8 million pps with 64-byte packets
Max. VPN Performance (AES256+SHA-1) 43 Gbps
Max. VPN Performance (3DES+SHA-1) 43 Gbps
Max. IPS Throughput 22 Gbps
Session Capacity 28 million concurrent sessions
Security Policy Capacity Up to 80,000
Operational Temperature Range (Continuous) 5° to 40° C (41° to 104° F)
Operational Temperature Range (Temporary) -5° to 55° C (23° to 131° F)
Humidity Tolerance (Continuous) 5% to 85%, non-condensing
Security Zones Capacity Up to 2,000
Virtual Routers Capacity Up to 2,000
VLANs Capacity Up to 4,096

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