IES-3082GC User Manual
ORing Industrial Networking Corp.
51
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5.1.5.3 COS/802.1p
COS/802.1p
Known as 802.1p, CoS (Class of Service) will prioritize the
output of a packet by the setting in 802.1Q VLAN tag. The
priority value ranges from 0 to 7. CoS value maps to 4 priority
queues:
High
,
Middle
,
Low
, and
Lowest
.
COS Port Default
When an ingress packet has no VLAN tag, a default priority
value is considered and determined by ingress port.
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