C
LASS
OF
S
ERVICE
C
ONFIGURATION
2-133
Mapping CoS Values to Egress Queues
This switch processes Class of Service (CoS) priority tagged traffic by
using four egress queues for each port, with service schedules based on
Weighted Round Robin (WRR). Up to 8 separate traffic priorities are
defined in IEEE 802.1p. The default priority levels are assigned according
to recommendations in the IEEE 802.1p standard as shown in the
following table.
Queue
0123
Priority Level
0
1
2
3
4
5
6
7