N55-M4Q Cisco 4 Ports QSFP Expansion Module

Overview of Cisco N55-M4Q Expansion Module

The module is built around Quad Small Form-factor Pluggable (QSFP) technology, enabling each of its four ports to support extremely high-speed data transmission. QSFP architecture is widely recognized for its ability to consolidate multiple lanes of traffic into a single high-bandwidth interface, significantly reducing cable complexity while increasing efficiency. In enterprise environments where latency, throughput, and reliability are critical, the N55-M4Q provides a robust backbone for scalable network expansion.

Product Specifications

• Brand: Cisco
• Part Number: N55-M4Q
• Type: Expansion Module

Technical Specifications

• Physical Ports: 4 transceiver ports.
• Form Factor: 4 x QSFP+ interfaces.
• Logical Ports: Provides 16 x 10 Gigabit Ethernet SFP+ connections via breakouts.
• Port Speed: Operates strictly at 10 Gbps per breakout link.
• Native Speed: Native 40 Gigabit Ethernet mode is not supported.
• Configuration: Default breakout mode is hardwired and requires no user CLI configuration.
• Hot Swap: Field-replaceable unit supporting continuous hot-swapping during live runtime.
• Power Over Ethernet: Contains no hardware circuitry for PoE.

Network Connectivity

• Total Network Ports: 4
• Connectivity Technology: Wired
• Cabling Type: 10GBase-T Ethernet
• Data Link Protocol: 10 Gigabit Ethernet

Compatible Systems

• Cisco Nexus 5548 Storage Solutions Bundle
• Compatible with 5548P, 5548UP, and N5548UP-N2K Bundles
• Also supports 5596T and 5596UP Storage Solutions Bundles

Compatibility

• Model 5548P: Fully compatible with the Cisco Nexus 5548P chassis.
• Model 5548UP: Fully compatible with the Cisco Nexus 5548UP chassis.
• Model 5596UP: Fully compatible with the Cisco Nexus 5596UP chassis.
• Model 5596T: Fully compatible with the Cisco Nexus 5596T chassis.
• Slot Placement: Suitable for deployment inside any available rear expansion slot.
• Chassis Density: Allows complete population across all available expansion slots on 5596 chassis.

N55-M4Q Cisco 4 Ports QSFP Expansion Module Overview

The N55-M4Q Cisco 4 Ports QSFP Expansion Module is a high-performance networking component designed to extend the scalability and bandwidth capabilities of enterprise-grade switching environments. Developed for advanced data center architectures and high-density network infrastructures, this expansion module integrates seamlessly into compatible modular switch systems, delivering enhanced uplink flexibility and superior throughput performance. As part of the professional networking ecosystem provided by  this module plays a crucial role in optimizing data flow across core, aggregation, and distribution layers.

High-Speed Data Transmission Capabilities

Each QSFP port within the module supports aggregated bandwidth that can handle demanding workloads such as virtualization traffic, cloud computing synchronization, and large-scale database replication. The multi-lane structure ensures consistent performance under heavy traffic loads, making it ideal for mission-critical applications where downtime or bottlenecks are unacceptable.

Enterprise Data Center Optimization

Modern data centers require flexible and scalable networking components that can adapt to rapidly increasing bandwidth demands. The N55-M4Q module is specifically engineered to support next-generation data center architectures, including leaf-spine topologies and high-availability clustering systems. By integrating seamlessly with modular switch chassis, it enhances network agility while maintaining consistent performance across multiple layers of infrastructure.

Scalability for Growing Network Demands

As organizations expand their digital ecosystems, the need for scalable networking solutions becomes more critical. This QSFP expansion module allows network administrators to upgrade existing infrastructure without replacing entire switch systems, thereby reducing capital expenditure while extending operational lifespan.

Compatibility and System Integration

The N55-M4Q module is engineered for compatibility with select modular switch platforms, ensuring seamless integration into existing Cisco-based infrastructure. Its plug-and-play design simplifies deployment, allowing network engineers to install and activate the module with minimal configuration requirements. Once installed, it becomes an integral part of the switching fabric, providing additional uplink capacity and improved traffic distribution.

Seamless Hardware Interoperability

Interoperability is a key feature of this expansion module, as it is designed to work within standardized Cisco switching environments. This ensures predictable performance and reduced configuration overhead when deployed in enterprise networks.

Performance and Reliability Advantages

Reliability is a cornerstone of enterprise networking, and the N55-M4Q module is engineered with resilience in mind. It supports redundant configurations and high-availability setups, ensuring continuous network uptime even in the event of hardware or link failures. Its robust design minimizes packet loss and maintains stable throughput even under peak loads.

Low Latency and High Throughput Design

By reducing internal switching delays and optimizing packet forwarding mechanisms, the module ensures ultra-low latency communication between connected devices. This is essential for applications such as real-time analytics, financial trading systems, and cloud-based application delivery.

Data Center Architecture Use Cases

The N55-M4Q Cisco 4 Ports QSFP Expansion Module is widely deployed across various enterprise and service provider environments. Its versatility makes it suitable for a range of networking scenarios, from high-performance computing clusters to cloud service infrastructures.

Cloud Computing Infrastructure

In cloud environments, scalability and bandwidth efficiency are essential. This module supports high-speed interconnects between compute nodes and storage systems, ensuring smooth workload distribution and data synchronization across virtualized environments.

Big Data and Analytics Platforms

Big data applications require rapid data ingestion and processing capabilities. The QSFP module enhances backbone connectivity, enabling faster data transfer between storage clusters and processing engines.

Enterprise Core Networking

Within enterprise core networks, the module acts as a high-capacity uplink solution, connecting aggregation layers to core switching infrastructures. This ensures consistent data flow across large organizational networks.

Hardware Design and Engineering Excellence

The engineering behind the N55-M4Q module focuses on durability, thermal efficiency, and compact design. Built to operate in high-density environments, it ensures optimal airflow and heat dissipation while maintaining consistent performance.

Thermal Management and Efficiency

Efficient thermal design ensures that the module can operate under continuous load conditions without performance degradation. This is critical in large-scale deployments where multiple modules operate simultaneously within confined rack spaces.

Network Management and Operational Control

Network administrators benefit from simplified management tools when deploying the N55-M4Q module within Cisco environments. It integrates with centralized management systems, enabling real-time monitoring, diagnostics, and configuration adjustments.

Deployment Flexibility and Upgrade Path

One of the key advantages of the N55-M4Q expansion module is its flexible deployment model. Organizations can integrate it into existing infrastructures without requiring major architectural changes. This makes it a cost-effective upgrade path for networks that require increased bandwidth capacity.

Incremental Network Expansion

Instead of replacing entire switching systems, network administrators can simply add this module to enhance performance. This modular approach supports long-term infrastructure evolution while maintaining budget efficiency.

Security and Data Integrity Considerations

In modern enterprise networks, security is as important as performance. The N55-M4Q module supports secure data transmission within trusted network environments. When integrated with Cisco security frameworks, it contributes to maintaining data integrity across the network.

Operational Benefits for Enterprise Networks

Organizations deploying the N55-M4Q Cisco 4 Ports QSFP Expansion Module benefit from improved network efficiency, reduced operational costs, and enhanced scalability. Its ability to integrate seamlessly into existing infrastructures makes it a valuable asset for IT departments seeking to future-proof their networks.