User Guide

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1.2.7 Fast Ethernet Controller VT6105LOM

The VIA Rhine III VT6105LOM is a 10/100Mbps Fast Ethernet controller designed to provide system designers an

easy to integrate single chip solution, with advanced management and power conservation features. Featuring a 3-in-1

design the VIA VT6105LOM integrates the physical, media, and management layers into a single chip.

Single chip full/half duplex 10/100Mbps Fast Ethernet Management Controller

IEEE 802.3/802.3u 10BASE-T and 100BASE-T Compatible

32bit PCI Bus-Master Interface

VIA Rhine based CSR definition provides efficiency PCI bus-mastering

Low power 100base-TX transceiver embedded Support 10Mbps and 100Mbps N-way Auto-negotiation operation

Support Auto-MDIX function

Enhancement MAC functions for 802.3 networking 802.1 Priority Transmit Maximum eight priority queues by

drivers programmable 802.1q Multiple VLAN support VLAN long frames support (1518+4bytes) VLAN tag

auto inserting and extracting on TX and RX side (VT6105LOM) NIC auto filtering on VLAN ID optional

(VT6105LOM)

IP header Checksum Offload supporting for Ipv4 frames. Support both of TCP and UDP protocol (VT6105LOM)

Support Physical, Broadcast, and Multicast addresses filtering using both hashing table look-up and perfect-match

mechanisms (VT6105LOM)

12 sets hardware 16 bit MIB counters (VT6105LOM)

Fiber Optic network support (VT6105LOM)

Features :