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• Appearance and MechanismChapter 2
2.3 System Requirements
Component Requirement
System requirements
Switch fabric capacity Non-blocking full wire speed on all packet sizes
Forwarding architecture Store and forward or cut-through
Port packet forwarding rate
(at 64 Bytes)
• 14800000 pps (100Gb)
• 595,200,000 pps (40GbE)
• 14880000 pps (10Gb)
MAC address entries
supported
Up to 136K entries
Memory type
16MB buffer memory
OOB port 10/100/1000Mbps, auto sensing, auto negotiation
Priority Queues 20 priority queues per port
MAC Address Aging
Support
1,000,000 seconds programable (Default 300 seconds)
Spanning Tree Support
• Support IEEE802.1d STP
• Support IEEE802.1s MSTP
• Support IEEE802.1w RSTP
Host Support 136K shared entries with MAC Table
LPM Routes Support 128K shared entries with MAC Table
Serial Console
• Provide visual feedback of the boot process to the user
• Timeout after period of inactivity
Port Trunking
• IEEE802.3ad Link Aggregation Protocol (LACP)
• Up to 1024 groups with 256 member per group
Port requirements
Speed Capability per Port
100Gbps
Full-Duplex Flow Control Support the IEEE 802.3x PAUSE frame
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