Supermicro SSE-G3748R-Sonic 1U Layer 2/3 Ethernet Switch 48x 1Gb/s+ 6x 25/10Gb/s SFP28 - Switch - Ethernet

With a 396 Gbps switching capacity and 295 Mpps forwarding rate, the Supermicro SSE-G3748R-SONIC delivers uncompromising performance for modern data centers and enterprise networks. This 1U rackmount switch combines 48 Gigabit Ethernet RJ45 ports with 6 high-speed 25GbE SFP28 uplink ports, offering a future-proof foundation for high-density connectivity.

Overview

The SSE-G3748R-SONIC is a Layer 2/3 Ethernet switch engineered for scalability and resilience. It features a powerful Intel Xeon D-1518 quad-core processor, 8GB DDR4 memory, and 32GB eMMC storage, ensuring smooth operation even under heavy traffic loads. The switch comes pre-loaded with ONIE, enabling flexible deployment of open network operating systems such as SONiC and Pica8. Redundant 400W hot-swap power supplies and four hot-swap fans with front-to-back airflow guarantee continuous uptime in demanding environments.

What stands out

• High-density port configuration: 48x 1GbE RJ45 and 6x 25GbE SFP28 (supporting 10GbE) for versatile connectivity.
• Massive switching capacity of 396 Gbps and forwarding rate of 295 Mpps to eliminate bottlenecks.
• Redundant hot-swap power supplies and fans for maximum availability and easy maintenance.
• Open networking support via ONIE, allowing choice of NOS including SONiC and Pica8.
• Advanced Layer 3 features: static routing, RIP, OSPF, BGP, ECMP, and VRRP for robust routing.
• Comprehensive security with ACLs, port security, RADIUS/TACACS+, SSH, and SSL.

Technical details

• Form factor: 1U rackmount
• Total ports: 54 (48x 1GbE RJ45 + 6x 25GbE SFP28)
• Switching capacity: 396 Gbps
• Forwarding rate: 295 Mpps
• CPU: Intel Xeon D-1518 (4-core)
• System memory: 8GB DDR4
• Storage: 32GB eMMC
• Power supply: 2x 400W redundant hot-swap AC
• Cooling: 4x hot-swap redundant fans (front-to-back airflow)
• MAC address table: 160K entries
• VLANs supported: 4K
• Jumbo frame support: up to 9KB
• Management ports: 1x RJ45 console, 1x 1GbE RJ45 management
• Routing protocols: static, RIP, OSPF, BGP, ECMP, VRRP
• Security features: ACLs, port security, RADIUS/TACACS+, SSH, SSL
• Operating system support: ONIE pre-loaded, supports SONiC, Pica8, etc.

Our verdict

The Supermicro SSE-G3748R-SONIC is a powerhouse switch that delivers exceptional performance, redundancy, and open networking flexibility. It is an ideal choice for enterprises seeking a reliable, high-capacity switching solution with the freedom to choose their network operating system.