Egress Queue Manager functions

• The EQM stores and arbitrates requests from Ingress Queue Mangers to send data across the switch fabric.

• Supports 256 source ports and four priority/class of service levels.

• The EQM has three selectable scheduling algorithms that arbitrate between classes of service:

  • Strict Priority Scheduling
  • Weighted Fair Scheduling
  • Weighted Priority Scheduling

• Collects frame statistics and stores them in external memory

• Two operational modes:

  • 8 output ports @ 100 Mbps
  • 1 output port @ 1 Gbps

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