Ireland Fiber Ethernet Switch QSFP28

QSFP28-enabled switches provide 100GbE connectivity over fiber, ideal for high-performance data centers and enterprise networks in Ireland.

What is QSFP28?

QSFP28 (Quad Small Form-factor Pluggable 28) is a hot-swappable transceiver standard that supports 100 Gigabit Ethernet by aggregating four 25 Gbps lanes, maintaining the same physical size as QSFP+ while delivering 2.5× higher bandwidth . It supports multiple optical variants, including SR4, LR4, and CWDM4, and can operate over single-mode or multimode fiber depending on distance and deployment requirements . QSFP28 modules also support breakout modes, such as 4×25G SFP28, allowing flexible network design .

Switch Options in Ireland

HPE Networking Comware Series 5720

• Ports: Hybrid SFP+ and 10GBASE-T, with 6 QSFP28 ports for 100G connectivity .
• Features: Distributed Resilient Network Interconnect (DRNI), HPE Intelligent Resilient Fabric (IRF), MACsec support, and VXLAN with EVPN for scalable, secure networks .
• Use Case: Suitable for leaf or access layer deployment in medium to large enterprise networks, offering high-density 1G/10G/100G connectivity .

Dell QSFP28 Transceivers

• Type: 100GbE CWDM4 QSFP28 with Duplex LC connector .
• Range: Up to 2 km over single-mode fiber .
• Features: Enhanced digital diagnostic monitoring for real-time tracking of temperature, optical power, and supply voltage .
• Use Case: Ideal for fiber interconnects between switches or data center spine-leaf architectures .

Applications

QSFP28 switches and transceivers are widely used in:

• Data centers for high-speed spine-leaf networks.
• Enterprise core networks requiring 100G uplinks.
• High-performance computing (HPC) environments.
• Data center interconnects (DCI) over fiber, supporting distances from short-reach multimode to long-reach single-mode deployments .

Considerations for Ireland Deployments

• Fiber Type: Choose single-mode for longer distances (LR4/CWDM4) or multimode for short-reach (SR4) connections.
• Compatibility: Ensure QSFP28 modules match the switch vendor and port type to maintain interoperability .
• Management: Many switches support centralized management platforms like HPE IMC for monitoring, configuration, and troubleshooting .
• Availability: Authorized resellers in Ireland provide HPE, Dell, and other QSFP28-compatible switches and transceivers, often with local support and warranty options. QSFP28 switches in Ireland offer high-density, high-speed fiber connectivity suitable for modern enterprise and data center networks, providing flexibility, scalability, and robust management features for 100GbE deployments.