DCS-7548S-LC Arista 7500 Series 48-Port 10GB SFP+ Switch Line Card

Overview of Arista DCS-7548S-LC 7500 Series Switch Line Card

The Arista DCS-7548S-LC 7500 Series 48-Port 10GB SFP+ Switch Line Card delivers enterprise-grade switching performance designed specifically for modular data center switching platforms. This line card provides forty-eight high-speed 10 Gigabit Ethernet SFP+ interfaces, enabling high-density connectivity for demanding enterprise, cloud, and service provider networking environments. Within modular chassis systems, the line card functions as a key data forwarding component, enabling efficient packet switching and seamless communication between servers, storage devices, and network infrastructure.

Hardware-Based Packet Processing and Low-Latency Data Forwarding

The Arista DCS-7548S-LC incorporates specialized hardware components designed to accelerate packet processing and minimize latency. Hardware-based packet forwarding ensures that switching decisions are executed rapidly without relying heavily on software processing. This approach significantly improves performance and ensures consistent packet delivery times, which is critical for latency-sensitive applications such as financial systems, database synchronization, and real-time communications. The forwarding engine within the line card supports advanced lookup tables and forwarding logic, allowing the switch to process large volumes of network traffic efficiently.

Backplane Connectivity

The line card connects to the modular switch backplane through high-speed interfaces that enable rapid communication with other line cards and fabric modules. The backplane provides the internal switching pathways necessary for transferring packets between ports located on different line cards. This high-speed connectivity ensures efficient data transfer across the entire switching platform. Efficient backplane communication enables the line card to maintain full line-rate performance across all ports, ensuring that network traffic flows smoothly without bottlenecks. The high-speed internal interfaces ensure that packets can be transmitted quickly between network segments, supporting large-scale network deployments.

Full Duplex Operation and Maximum Throughput

Each SFP+ port on the line card supports full duplex operation, allowing simultaneous transmission and reception of data. This capability effectively doubles the available bandwidth and enhances overall network performance. Full duplex communication ensures efficient utilization of network resources and supports high-performance applications that require continuous bidirectional data transfer. The line card is optimized to ensure that all ports can operate simultaneously at full capacity, providing maximum throughput across the entire switching platform. This capability is essential for maintaining consistent performance in high-density network environments.

High-Density 10 Gigabit Ethernet for Scalable Network

The Arista DCS-7548S-LC provides forty-eight 10 Gigabit Ethernet SFP+ ports, enabling high-density connectivity within modular switch chassis. High-density port configurations allow organizations to connect large numbers of servers, storage systems, and network devices within a single switching platform. This capability enhances network scalability and enables efficient infrastructure consolidation. High-density connectivity reduces the need for additional switching hardware, lowering infrastructure costs and simplifying network management. By providing numerous high-speed interfaces within a single line card, the DCS-7548S-LC enables organizations to maximize port density while maintaining optimal performance.

Flexible SFP+ Interface for Optical and Direct Attach Connectivity

The SFP+ interfaces support both optical transceivers and direct attach copper cables, providing flexible connectivity options. Optical transceivers enable long-distance connectivity using fiber optic cables, while direct attach cables provide cost-effective connectivity for shorter distances within data centers. This flexibility allows network administrators to select the most appropriate connectivity solution based on specific deployment requirements. The ability to use different transceiver types enhances network design flexibility and enables efficient deployment across various environments. Optical connectivity ensures reliable long-distance communication, while direct attach cables provide low-latency connectivity for nearby devices.

Diverse Data Center and Enterprise Network Applications

The line card supports a wide range of network applications, including server connectivity, storage networking, virtualization, and high-performance computing. These applications require reliable and high-speed network connectivity to function efficiently. The DCS-7548S-LC provides the performance and reliability necessary to support these demanding workloads. The line card enables seamless communication between servers and storage systems, ensuring efficient data transfer and application performance. Reliable connectivity enhances overall system efficiency and supports mission-critical business operations.

Integration with Modular Switching Systems and Fabric Modules

The Arista DCS-7548S-LC is designed for integration with modular switching systems, enabling scalable and flexible network deployments. Modular switches allow organizations to customize their switching infrastructure by installing line cards based on specific connectivity requirements. This flexibility enables efficient infrastructure planning and ensures that network capacity can be expanded as needed. Integration with fabric modules ensures efficient packet forwarding between line cards. The fabric modules provide the internal switching capacity necessary for connecting multiple line cards and ensuring seamless communication across the switching platform. This integration enables consistent performance across all installed line cards.

Coordination with Switch Supervisor Modules for Control

The line card operates in conjunction with supervisor modules that manage the switch control plane. The supervisor modules handle routing decisions, network management, and system monitoring, while the line card focuses on data forwarding tasks. This separation of responsibilities enhances system efficiency and ensures reliable network operation. The coordination between supervisor modules and line cards ensures efficient packet forwarding and optimal network performance. The supervisor modules provide centralized control, while the line card handles high-speed data transmission.

Scalable Infrastructure Expansion and Capacity Growth

Modular switching systems allow organizations to expand their network infrastructure by adding additional line cards. This scalability ensures that the network can accommodate increasing connectivity requirements without requiring complete hardware replacement. The DCS-7548S-LC contributes to this scalability by providing high-density connectivity and reliable switching performance. Scalable infrastructure enables organizations to adapt to evolving technology requirements and support future growth. The line card ensures that network infrastructure remains flexible and capable of supporting expanding workloads.

Reliability and Availability Features Networks

The Arista DCS-7548S-LC is designed to provide reliable and continuous operation in mission-critical network environments. Reliability features ensure that network connectivity remains stable and uninterrupted, even under heavy workloads. The line card incorporates robust hardware components that are engineered for long-term reliability. Reliable network connectivity is essential for maintaining business operations and ensuring efficient communication between network devices. The line card contributes to overall network reliability by providing consistent switching performance and dependable connectivity.

Design for Hardware Replacement

The hot-swappable design allows the line card to be installed or replaced without shutting down the entire switch. This capability minimizes downtime and ensures continuous network operation. Hot-swappable components enable network administrators to perform maintenance tasks without disrupting network services. This feature enhances operational efficiency and ensures that network infrastructure remains available during maintenance and upgrades. The ability to replace hardware without downtime improves overall network reliability.

Fault Detection and Isolation Mechanisms

The line card includes mechanisms for detecting and isolating hardware faults. These mechanisms ensure that hardware issues do not affect other components within the switching platform. Fault isolation enhances system stability and ensures reliable network operation. By isolating faults and maintaining operational integrity, the line card contributes to overall network resilience. This capability ensures continuous connectivity and reduces the risk of network disruptions.

Advanced Data Center Networking

The Arista DCS-7548S-LC is optimized for modern data center networking environments where high performance, scalability, and reliability are essential. Data centers require switching infrastructure capable of handling massive amounts of network traffic while maintaining low latency and high throughput. The line card provides the switching performance necessary to meet these requirements. The line card supports virtualization, cloud computing, and distributed storage environments, enabling efficient communication between virtual machines, servers, and storage systems. This capability ensures optimal application performance and efficient resource utilization.

Cloud-Based Infrastructure

Virtualized environments rely on high-performance network connectivity to ensure efficient communication between virtual machines. The line card provides the connectivity necessary to support virtualized workloads and ensure reliable network performance. Cloud environments require scalable and efficient switching infrastructure to support dynamic workloads. The line card enables seamless communication between cloud infrastructure components.

Connectivity for Storage Area Networks

Storage area networks require reliable and high-speed connectivity to ensure efficient data transfer between storage devices and servers. The line card provides the connectivity necessary to support storage networking protocols and ensure reliable data access. Reliable storage connectivity enhances data integrity and ensures efficient storage operations. The line card contributes to overall storage network performance.

Long-Term Operation

Energy efficiency is an important consideration in modern network infrastructure. The line card is designed to operate efficiently while minimizing power consumption. Efficient power utilization reduces operational costs and supports environmentally sustainable infrastructure. Thermal optimization ensures reliable operation under heavy workloads. Efficient cooling mechanisms prevent overheating and maintain optimal operating temperatures. This capability ensures long-term reliability and stable network performance.

Integration with Chassis Cooling Systems

The line card integrates with the switch chassis cooling system to ensure effective heat dissipation. Proper cooling ensures reliable operation and prevents performance degradation. Cooling integration enhances hardware lifespan and ensures consistent performance under demanding workloads.

Protection and Infrastructure Stability

The Arista DCS-7548S-LC provides long-term investment protection by enabling scalable infrastructure expansion and supporting evolving network requirements. The line card ensures that network infrastructure remains capable of supporting future technology advancements. Investment protection ensures that organizations can maximize the value of their network infrastructure while maintaining high performance and reliability.