D-Link Web Smart Switch User Manual
Fundamentals
“Fundamentals”
->
“QoS”
->
“CoS Setting (Port, 802.1p, IP TOS/DS)”
This Switch
provides 2 priority queues, High and Low, for packet store-and-
forward.
This Switch provides 3 types of Class of Service, Port based, 802.1p based, and IP
TOS/DS Based.
Check the CoS of a Port will enable the Switch to follow the CoS setting and put
the packet
into High or Low priority queue.
Select Port Base, packet of the specific Port will be put into High queue.
Select 802.1p, Switch will check 802.1p tag of the packet frame. If 802.1p tag is
4,5,6,7, the packet
will be put into High queue; tag is 0,1,2,3, the packet will be put into Low queue
Select IP TOS/DS, packet with ToS field lower than 001010 will be put into low
queue.
If there are more than one CoS are selected at one port, Switch follows the
IP
TOS/DS
setting first, then
802.1p
setting the second, and physical
Port
setting
the last.
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