Market Survey, Part 1: A Comparison Of The Latest Pentium 4 Motherboards

Router Configuration

UPnP detection of the Realtek router in Windows XP.

Logging into the administrator menu of the 8651 Realtek router.

The start page of the configuration menu, with ample configuration options.

The router supports a multitude of functions like DHCP, PPPoE dial-in, and updating dynamic DNS addresses.

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RTL8650/RTL8651 Advanced Home Gateway Controller
System ProcessorLX4180 32-bit RISC CPUEmbedded 4K I-Cache, 4K D-Cache, 8K I-RAM, 4K D-RAM
Integrated Switch6-port integrated MAC switch with 5-port physical layer and transceiver for 10Base-T and 100Base-TXAutomatic MDI/MDX crossover on all portsSupports sixth Port 5, MAC interface with 3 configurations to connect to external MAC or PHYPHY mode MII (also known as Reverse MII) for router applicationPHY mode SNI (also known as GPSI or 7 wires) for router applicationMAC mode MII for HomePNA or other PHY application
L2 Capabilities1024-entry 4-way hash look-up table and 16-entry CAMSupports source and destination MAC address filteringSupports 8 active VLANs with 4096 VID number spaces to distinguish IP interfacesSupports port-based and packet-tagged VLANsSupports VLAN-based spanning tree forwardingSupports IEEE 802.1x port-based Network Access ControlNon-blocking wire-speed reception and transmission and non-head-of-line-blocking forwardingComplies with IEEE 802.3, 802.3u, 802.1D, and 802.1QFlexible full-duplex 802.3x flow control and optional half-duplex backpressure flow control
L3 CapabilitiesSupports 8-entry IPv4 hardware routing table and longest-prefix-matching table lookupSupports hardware ARP table for host IP addresses
L4 CapabilitiesSupports hardware-switched Network Address Port Translation (NAPT) for TCP, UDP, and ICMP protocolsSupports hardware-switched 1-1 Network Address Translation (NAT) for IP protocolSupports hardware-switched server ports (virtual servers)Supports Application Level Gateway (ALG) tables for packets that should be further processed by software
QoS SupportSupports 2-level QoS based on port, VLAN tag, TCP/IP TOS/DS, L2/L3 table entry, and firewall ruleSupports policy-based QoS
PPPoE SupportSupports configurable automatic PPPoE encapsulation and decapsulationUp to 8 PPPoE sessions
Firewall CapabilitiesSupports 128 hardware Access Control List (ACL) rules for packet filteringSupports both ingress and egress filteringSupports field filtering for Ethernet, PPPoE, IP, TCP, UDP, ICMP, and IGMP protocolsSupports Stateful Packet inspection (SPI) firewallSupports whole packet inspection function to scan contents of incoming packetsSupports policy-based routing functionSupports policy-based QoS functionSupports policy-based mirroring function
PeripheralsUSB v1.1 host controller33 MHz PCI v2.2 host interface for glueless connection of up to two devices (RTL8651 only)PCMCIA or memory interfaceTwo 16C550-compatible UARTs22 GPIOs
System Design208-pin PQFP package for RTL8650292-pin TFBGA package for RTL86513.3V power supply