The CENTAUR KS8695P featuring XceleRouter technology is a single-chip, multi-port PCI "gateway-ona-chip" with all the key components integrated for a highperformance and low-cost broadband gateway. • ARM9 High-Performance CPU Core – ARM9 core at 166MHz – 8KB I-cache and 8KB D-cache – Memory management unit (MMU) for Linux and WinCE – 32-bit ARM and 16-bit thumb instruction sets for smaller memory footprints • 33MHz 32-Bit PCI Interface – Version PCI 2.1 – Supports bus mastership or guest-mode – Supports normal and memory-mapped I/O – Support for miniPCI and cardbus peripherals • Integrated Ethernet Transceivers and Switch Engine – Five 10/100 Ethernet transceivers and five MACs (1P for WAN interface, 4P for LAN switching) – 100BASE-FX mode option on the WAN port and one LAN port – Automatic MDI/MDI-X crossover on all ports – Wire-speed, non-blocking switch – 802.1Q tag-based VLAN (16 VLANs, full range VID) – Port-based VLAN – QoS/CoS packet prioritization support: per port, 802.1p, and DiffServ-based – 64KB on-chip frame buffer SRAM – VLAN ID and 802.1P tag/untag option per port – 802.1D Spanning Tree Protocol support – Programmable rate-limiting per port: 0Mbps to 100Mbps, ingress and egress, rate options for high and low priority – Extensive MIB counter management support – IGMP snooping for multicast packet filtering – Dedicated 1K entry look-up engine – Port mirroring/monitoring/sniffing – Broadcast and multicast storm protection with % control global and per port basis – Full- and half-duplex flow control • XceleRouter Technology – TCP/UDP/IP packet header checksum generation to offload CPU tasks – IPv4 packet fi ltering on checksum errors – Automatic error packet discard – DMA engine with burst-mode support for efficient WAN/LAN data transfers – FIFOs for back-to-back packet transfers