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KSZ9896 - 6-Port Gigabit Ethernet Switch with GMII/RGMII/MII/RMII

Microchip

Integrated 6-port 10/100/1000 Layer-2 switch with Gigabit uplink

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Non-blocking wire-speed Ethernet switching fabric

Advanced Switch Capabilities

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Full-featured forwarding and filtering control, including Access Control List (ACL) filtering

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IEEE802.1X support (Port-Based Network Access Control)

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IEEE802.1Q VLAN supportfor 128 active VLAN groups and the full range of 4096 VLAN IDs

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IEEE802.1p/Q tag insertion or removal on a per port basis and support for double-tagging

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VLAN ID tag/untag options on per port basis

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IEEE802.3x full-duplex flow control and half-duplex back pressure collision control

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IGMPv1/v2/v3 snooping for multicast packet filtering

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IPv6 multicast listener discovery (MLD) snooping

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QoS/CoS packets prioritization support: 802.1p, DiffServ-based and re-mapping of 802.1p priority field per-port basis on four priority levels

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IPv4/IPv6 QoS support

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Programmable rate limiting at ingress and egress ports

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Broadcast storm protection

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Four priority queues with dynamic packet mapping for IEEE802.1p, IPv4 DIFFSERV, IPv6 TrafficClass

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MAC filtering function to filter or forward unknown unicast, multicast and VLAN packets

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Self-address filtering for implementing ring topologies

Comprehensive Configuration Register Access

* High-speed SPI (4-wire, up to 50MHz) interface to access all internal registers

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I2C Interface to access all registers

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MII management (MIIM, MDC/MDIO 2 wire) interface to access all PHY registers per IEEE 802.3 specification

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In-band management to access all registers via any of the six ports, strap enabled

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I/O pin strapping facility to set certain register bits from I/O pins at reset time

* Control registers configurable on-the-fly

Switch Monitoring Features

* Port mirroring/monitoring/sniffing: ingress and/or egress traffic to any port or MII/RMII

* MIB counters for fully-compliant statistics gathering (34 MIB counters per port)

Low Power Dissipation

* Full-chip software power-down

* Energy detect power-down (EDPD)

* Support IEEE P802.3az Energy Efficient Ethernet (EEE)

* Wake on LAN (WoL) support

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