Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 4/01/2024
Public
Document Table of Contents

5.1.6.6. Packet Filtering

The EMAC supports the following types of filtering for RX packets:
  • Source address or destination address filtering - The address filtering module (AFM) checks the source address and destination address fields of each incoming packet.
  • VLAN filtering - The EMAC supports the VLAN tag-based and VLAN hash filtering.
  • Extended VLAN filtering - The EMAC supports multiple VLAN tag-based and VLAN hash filtering. The VLAN tag-based perfect filter is available in all configurations.
  • Layer 3 and Layer 4 match filtering - Layer 3 filtering refers to source address and destination address filtering. Layer 4 filtering refers to source port and destination port filtering.