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MB86977 Description

U 4 t munication Control e e h ASSP S a t a D IP. PACKET FORWARDING ENGINE w w The MB86977 is an LSI that enables processes that previously were handled through software, such as packetdestination transferring and filtering, to be handled through hardware, thereby achieving a full wire speed bidirectional LAN-WAN throughput of 100 Mbps. The IP forwarding can be applied to both IPv4 and IPv6 packets at full wire...

MB86977 Key Features

  • IP packet forwarding
  • Routing operations such as Ethernet MAC Address replacement, TTL reduction and checksum generation done in hardware
  • Supports both IPv4 and IPv6
  • Supports PPPoE Tunneling and IPv6 over IPv4 Tunneling at WAN Interface (Continued)
  • NAT (NAPT)
  • NAT operations such as IP Address replacement, Transport layer port number replacement, and checksum generation done in
  • Supports PPPoE Tunneling and IPv6 over IPv4 Tunneling at WAN Interface
  • Supports IPv4 only
  • Layer 3/4 Filtering
  • Filtering based on IP Address (Dst and/or Src, supports both IPv4/IPv6)