nexCPE™ Product Line Enables Network Slicing Function For Optimal Throughput

Application • Edge AI
September 2, 2021

Summary

The NEXCOM nexCPE product line provides network slicing functionality enabling telecom operators to partition infrastructure resources across multiple logical networks with differentiated service characteristics. Network slicing abstracts physical network resources into virtualized service networks, each supporting independent QoS (Quality of Service) configurations, routing policies, and performance guarantees. The nexCPE platform delivers optimal throughput for slice management through flexible hardware configurations supporting multiple high-speed LAN module options and diverse connectivity technologies. Modular architecture enables operators to allocate computational and network resources dynamically across slices without static infrastructure partitioning.

Problem / Requirements

5G service providers require infrastructure enabling simultaneous support for diverse applications with divergent performance requirements: enhanced mobile broadband (eMBB) for consumer services, ultra-reliable low-latency communication (URLLC) for industrial applications, and massive machine-type communication (mMTC) for IoT deployments. Traditional network architecture assigns dedicated resources per service type, resulting in suboptimal utilization and capital inefficiency. Organizations need slice management platforms providing dynamic allocation of processing and bandwidth resources without provisioning independent appliances per slice.

Technical Approach

NEXCOM addressed slice management requirements through modular hardware architecture supporting diverse LAN modules and high-speed connectivity options. The nexCPE platform enables slice instantiation across flexible compute and network resources, directing traffic through appropriate processing paths based on slice-specific policies. Modular LAN configuration allows operators to allocate bandwidth proportional to slice demand without overprovisioning. QoS mechanisms at both hardware and software layers ensure service differentiation with measurable performance guarantees across multiple concurrent slices.

Implementation Notes

Network slicing operates at Layer 2-3, virtualizing network resources above physical transport infrastructure while remaining transparent to application layer services. The nexCPE platform supports slice creation through management interfaces, dynamically assigning processing capacity, bandwidth, and security policies to each slice. LAN modules enable bandwidth allocation scaling from 1G upward, supporting simultaneous deployment of multiple slices with independent performance characteristics.

Slice isolation mechanisms prevent resource contention between different service types, ensuring eMBB applications do not introduce latency variance impacting URLLC services. The modular architecture supports incremental slice addition without service disruption through runtime module insertion and hot-swap capabilities where supported.

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Challenge | Solution

Simultaneous support for divergent service requirements | Network slicing with independent QoS per slice

Resource inefficiency with dedicated per-service provisioning | Shared infrastructure with dynamic resource allocation

Bandwidth allocation inflexibility | Multiple LAN module options supporting 1G-200G scaling

Complexity managing multiple service types | Slice management interfaces with policy-based routing

Service isolation requirements | Hardware and software mechanisms preventing cross-slice contention

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Key Takeaways

Network slicing enables infrastructure consolidation supporting multiple service types through logical partitioning rather than physical device multiplication. QoS mechanisms provide deterministic performance guarantees per slice despite resource sharing across concurrent services. Modular LAN architecture enables dynamic bandwidth allocation aligned with slice demand patterns. The nexCPE approach reduces capital and operational complexity compared to dedicated-appliance-per-service architecture. Transparent slice isolation mechanisms prevent performance degradation from cross-service resource contention.

Contact NEXCOM

For specifications, availability, and technical inquiries, contact NEXCOM via the official website.

Specifications Snapshot

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Specification | Details

Architecture | Modular CPU and network I/O design

Network Slicing | Support for multiple logical network instances

LAN Module Options | 1G/10G/25G/100G/200G configurations

QoS Support | Per-slice service differentiation and policy enforcement

Resource Allocation | Dynamic computational and bandwidth assignment

Connectivity | Multiple high-speed options per slice requirements

Management Interface | Slice creation, modification, and policy configuration

Isolation Mechanisms | Hardware and software cross-slice separation

Target Applications | 5G infrastructure, service provider networks

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