(98EX115 / 98EX110) 48 FE + 4 GbE Packet Processor
Switching Solutions
Prestera™-EX110/EX115
48 FE + 4 GbE Packet Processor
98EX110/98EX115
The Marvell¨ Presteraª-EX fam...
Description
Switching Solutions
Prestera™-EX110/EX115
48 FE + 4 GbE Packet Processor
98EX110/98EX115
The Marvell¨ Presteraª-EX family of packet processors delivers multi-layer enterprise switching with exceptional price/performance ratios and industry-leading features. The Prestera-EX110/EX115 integrates 48 Fast Ethernet (FE) ports, 4 Gigabit Ethernet (GbE) ports and a high-performance uplink bus for uncompromising non-blocking performance and system scalability. It is a highly integrated system-on-a-chip (SoC) that supports full-wire-speed L2 bridging, L3 routing and L2-L4 advanced trafÞc classiÞcation, Þltering and prioritization. The PresteraEX110/EX115 48 FE + 4 GbE packet processor provides the ideal solution for rapid development of high-port density FE standalone, stackable and chassis switching systems.
To Prestera-FX Fabric Processor or Other Prestera Packet Processor High-Performance Uplink Bus
PRODUCT OVERVIEW
Uplink Interface
PCI DDR-SDRAM I/F
Host I/F Packet Buffer I/F Tx Queue Mem
Enqueue Egress Control Pipe Transmit Queues MAC Table VLAN Routing & Flows
IP Route I/F
DDR-SRAM I/F (98EX115 Only)
Ingress Control Pipe
Buffer Manager
48 FE + 4 GbE MAC
DSSMII
Fig 1. Prestera Packet Processor (98EX110/98EX115) Block Diagram
FEATURES ¥ Forty-eight 10/100 Mbps Ethernet ports with DDR-SSMII interface and four 10/100/1000 Mbps Ethernet ports with RGMII interface ¥ High-performance uplink bus
¥ Wire-speed Layer 2 switching capabilities Ð 16K Media Access Controller (MAC) a...
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