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User Manual
Publication date: March, 2007
Revision A1
74
Function name:
QoS Configuration
Function description:
When you want to use QoS function, please select QoS Mode by use drop-
down menu in advance. Then you can use 802.1p Priority and DSCP Priority
functions to take effect. In this function, you can disable QoS Mode and
choose any of Priority Control and enable it, such as 802.1p, DSCP. The
switch only support Strict Priority, and high priority queue is always passed first.
Function name:
Prioritize Traffic
Function description:
Five kinds of default value. The user can select custom, or all low priority, or
all normal priority, or all medium priority, or all high priority for QoS default
value.
Function name:
802.1p Setting
Function description:
This function will affect the priority of VLAN tag. Based on priority of VLAN tag,
it can arrange 0~7 priorities, priorities can map to 4 queues of the switch (low,
normal, medium, high) and possess different bandwidth distribution according
to your weight setting.
Parameter description:
802.1p Priority Mapping:
Each Priority can select any of Queue. In Default, Priority 0 is mapping to
Queue normal, Priority 1 is mapping to Queue low, Priority 2 is mapping
to Queue low, Priority 3 is mapping to Queue normal, Priority 4 is
mapping to Queue medium, Priority 5 is mapping to Queue medium,
Priority 6 is mapping to Queue high, and Priority 0 is mapping to Queue
high.
Fig. 4-22 802.1p Setting