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4-2-11. QoS(Quality of Service) Configuration
The
switch offers powerful QoS function. This function supports VLAN-tagged
priority that can make precedence of 8 priorities, and DSCP(Differentiated Services
Code Point) on Layer 3 of network framework.
Fig. 4-21 QoS Configuration
Function name:
QoS Configuration
Function description:
While setting QoS function, please select QoS Mode in drop-down menu at
first. Then you can use 802.1p Priority and DSCP Priority functions. In this
function, you can enable/disable QoS Mode and set Priority Control, such as:
802.1p and DSCP. The switch only supports Strict Priority. 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