特性 Features

? All 1G Ethernet ports are tri-speed 10/100/1000 Mbps ports

? Integrated copper transceivers are compliant with IEEE 802.3ab and support Microsemi ActiPHY?

link down power savings and PerfectReach? smart cable reach algorithm

? SGMII ports support both 100-BASE-FX and 1000-BASE-X-SERDES

? Four megabits of integrated shared packet memory

? Fully nonblocking wire-speed switching performance for all frame sizes

? Eight priorities and eight queues per port

? Policing per queue and per port

? DWRR scheduler/shaper per queue and per port with a mix of strict and weighted queues

? 256 TCAM-based egress tagging entries

? Up to 256 TCAM-based classification entries for Quality of Service (QoS) and VLAN membership

? Up to 512 host identity entries for source IP guarding

? 256 TCAM-based security enforcement entries

? Energy Efficient Ethernet (IEEE 802.3az) is supported by both the switch core and the internal

copper PHYs

? Audio/Video bridging (AVB) with support for time-synchronized, low-latency audio and video

streaming services

? VCore-III CPU system with integrated 416 MHz MIPS 24KEc? CPU with MMU and DDR2 SDRAM

controller

Applications

VSC7424-02, VSC7425-02, VSC7426-02, and VSC7427-02 target the lightly and fully managed Ethernet

switch equipment in the SME and Enterprise.