Prestera-DX Packet Processors
The Marvell Prestera-DX family of packet processors offers new levels of integration and performance targeted at desktop Gigabit Ethernet (GbE) switches in Small/Medium Business (SMB) networks. The product family offers a complete portfolio of products addressing every segment of desktop enterprise switching; wiring closet stackable & standalone managed GbE switching with advanced QoS & high resilient stacking, cost-sensitive unmanaged, and lightly managed desktop switching. The processors enable system vendors to design affordable, plug-and-play, high port density, and full wire speed switching solutions with unmatched performance and advanced QoS. The Prestera-DX family of products introduces many advanced enterprise-class features, such as 802.1Q Virtual Local Area Network (VLAN) for enhanced security, 802.1x port authentication, 802.1p Quality of Service (QoS), policy control, etc., as well as complete support for Layer 2 features and management software for the cost optimized SMB market. In addition the high-end DX processors offer many new and innovative technologies to address the growing enterprise switching requirements for security, performance, resiliency, and scalability.
Key Features
- Complete product portfolio addressing all segments of the Enterprise desktop GbE market
- Non-blocking, full wire-speed performance
- Optimized MAC address space for each market segment
- Management through PCI or Media Independent Interface (MII)/Reduced Media Independent Interface (RGMII)
- Advanced QoS with Differentiated Services (DiffServ) classification, 802.1p with 4 to 8 priority queues
- Fabric-less stacking with support for resilient stacking ring scheme
- Policy Control List for implementation of advanced QoS and Security
- Dynamic buffering to optimize on-chip memory usage
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